programofthe50thannualmeetingof ...jsra2020.com/program_e1.pdfday2 feb.22(sat.) room1 room1 room2...

第 50回日本人工関節学会

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148 ｜2020 FUKUOKA

Program of the 50th Annual Meeting ofthe Japanese Society for Replacement Arthroplasty

Friday, February 21, Room 1

8：00～9：30 Symposium 1 Importance of the patella in TKAModerators：Tetsuya TOMITA, Koichi KANEKASU

1-1-SY1-01 Anatomy and biomechanics of the patellaDept. of Orthop. Surg., Kyoto Univ. Shinichiro NAKAMURA, et al .........333

1-1-SY1-02 Impact of the location of skin incision on the kneeling ability after TKADept. of Orthop. Surg., Hokusuikai Kinen Hosp. Sachiyuki TSUKADA, et al .........333

1-1-SY1-03 Resurfaced versus Non-Resurfaced Patella in Total Knee ArthroplastyDepartment of Orthopaedic Surgery,

Toho University Sakura Medical Center Masato SONOBE, et al .........334

1-1-SY1-04 Patellofemoral Pressure in Total Knee ArthroplastyDept. of Orthop. Surg., Saiseikai Yokohamashi Tobu Hosp. Hidenori TANIKAWA, et al .........334

1-1-SY1-05 Difference of Patellofemoral Contact Condition between Designs in Total KneeArthroplasty

Dept. of Orthop. Surg., Kyushu Univ. Hideki MIZU-UCHI, et al .........335

1-1-SY1-06 Decreasing Peak Contact Pressure Improves Kneeling Ability After Total KneeArthroplasty

Dept. of joint Recon., Ehime Univ./Minamimatsuyama Hospital Kunihiko WATAMORI, et al .........335

9：40～11：10 Panel Discussion 1 Key factor for improvement of surgical outcomes- interpreted from data in TKA

Moderators：Yasuo NIKI, Nobuhiro ABE

1-1-PD1-01 Evaluation of patient satisfaction and postoperative clinical result in knee arthroplasty-general remarks-

Dept. of Orthop. Surg., Keio Univ. Kengo HARATO, et al .........313

1-1-PD1-02 The clinical outcome of the total knee replacement with the ACL functional evaluation-stability and function-

Arthroscopy and Arthroplasty, CenterKushiro Sanjikai Hosp./Dept. of Orthop. Surg., Kushiro Sanjikai Hosp. Osamu NISHIIKE, et al .........313

1-1-PD1-03 Implant Design and Surgical Procedure. The Relationship Between ImplantConformity and Soft Tissue Balance

Dept. of Orthop. Surg., Niigata Medical Center Takashi SATO, et al .........314

1-1-PD1-04 Effect of knee kinematics on clinical outcomes after TKADept. of Orthop. Surg., Kyushu Univ. Satoshi HAMAI, et al .........314

1-1-PD1-05 Relationship between prosthetic alignment and postoperative clinical results in fixed-bearing TKA

Dept. of Orthop. Surg., Osaka City Univ. Yukihide MINODA, et al .........315

The 50th Annual Meet ing of the Japanese Society for Replacement Arthroplasty


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プログラム・抄録集｜ 149

12：40～13：00 Opening Ceremony

13：00～14：00 Legend Seminar 1 TKA Legend Seminar Moderator：Shuichi MATSUDA

1-1-LG1-01 Total Knee Arthroplasty（TKA）1970-2020Dept. of Orthopaedics, ISK Institute; NYU Langone Medical Center W Norman SCOTT .........278

Gold sponsors: Smith ＆ Nephew PLC/SENKO MEDICAL INSTRUMENT Mfg. Co., Ltd/Johnson ＆ Johnson K.K./KYOCERA Corporation

Silver sponsors: ASAHI KASEI PHARMA CORPORATION/TEIJIN NAKASHIMA MEDICAL CO., LTD./Japan Medical Dynamic Marketing, INC./United Biomech Japan Inc.

14：10～15：10 Educational Lecture 1 Moderator：Tokifumi MAJIMA

1-1-EL1-01 The BJJ: What can we learn and how to get published?Dept. of Orthopaedics, Royal Derby Hospital/

National Joint Registry/Bone and Joint Joiurnal Tim WILTON .........284

15：20～17：20 Special program Panel Discussion 2 Proposals for future in TKAModerators：Shinroh TAKAI, Ken OKAZAKI

1-1-PD2-01 Total Knee Arthroplasty in JapanDept. of Orthop. Surg., Kyoto Univ. Shuichi MATSUDA .........315

1-1-PD2-02 Seeking Optimal Intra-operative Soft Tissue Balance in Total Knee ArthroplastyDept. of Orthop. Surg., Steel Memorial Hirohata Hosp. Hirotsugu MURATSU, et al .........316

1-1-PD2-03 Ten important TKA lessons that we tend to forgetHanwa Joint Reconstruction Center Yoshinori KADOYA .........316

1-1-PD2-04 New development of total knee implant and clinical use in JapanJapan Research Institute of Artifical Joint/

Toho Univ Toru SUGURO, et al .........317

17：50～18：50 Evening Seminar 1 Moderator：Norimasa NAKAMURA

1-1-ES1-01 Regenerative medicine for hip and knee arthritis～Focusing on middle term results of APS therapy～

Saitama cooperative hosp. Dept. of Orthop. Surg.Joint treatment center Ayano KUWASAWA, et al .........305

Sponsored by Zimmer Biomet G.K.



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150 ｜2020 FUKUOKA


8：00～8：56 Oral 1 TKA Patient satisfaction 1 Moderator：Yasuyuki ISHIBASHI

1-2-OR1-01 Effect of central sensitization to postoperative quality of life in patients underwent totalknee arthroplasty

Dept. of Orthop. Surg., Hirosai Univ. Eiji SASAKI, et al .........353

1-2-OR1-02 Factors affecting the walking pain at three months after TKADept. of Rehabilitation, Wajokai Eniwa Hospital/

Graduate School of Health Science, Hirosaki Unive. Yusuke KOIKE, et al .........353

1-2-OR1-03 Survey of activity in people with total knee arthroplastyDept. of Rehabilitation, Eniwa Hosp. Kazuhiro ISHIDA, et al .........353

1-2-OR1-04 Factors affecting kneeling after total knee arthroplastyDept. of Orthop. Surg., Toho Univ. Sakura Med. Ctr. Arata NAKAJIMA, et al .........353

1-2-OR1-05 Does numbness of anterior knee post knee replacement affect kneeling or patientreported outcome measures?

Dept. of Orthop. Surg., Tokyo Women’s Medical Univ. Masafumi ITOH, et al .........354

1-2-OR1-06 Range of Motion and femoral external rotation affected the patient reported outcomesHealth and Counseling Center, Osaka University Masashi TAMAKI, et al .........354

1-2-OR1-07 Effect of preoperative and postoperative ligament balance on knee function in totalknee arthroplasty

Dept. of Orthop. Surg., Kyushu Univ. Shojiro ISHIBASHI, et al .........354

9：00～9：56 Oral 2 TKA Patient satisfaction 2 Moderator：Takeshi MUNETA

1-2-OR2-01 External validation of a new prediction model for patient satisfaction after total kneearthroplasty in our institute

Dept. of Orthop. Surg., Tokyo Women’s Medical Univ. Junya ITOU, et al .........354

1-2-OR2-02 Does catastrophic thinking about pain affect outcomes after total knee arthroplasty?Dept. of Orthop. Surg., Shimada Hosp. Shinji SATAKE, et al .........355

1-2-OR2-03 Factors affecting Forgotten Joint Score-12 after PS-type total knee arthroplastyDept. of Orthop. Surg., Osaka Rosai Hosp. Suguru NAKAMURA, et al .........355

1-2-OR2-04 Association patient satisfaction with postoperative pain in total knee arthroplastyDept. of Orthop. Surg., Yamaguchi Univ. Graduate School of Med. Kazushige SEKI, et al .........355

1-2-OR2-05 Investigation of factors influencing patient satisfaction after total knee arthroplastyDept. of Orthop. Surg.,

Tokyo Medical and Dental University Yusuke NAKAGAWA, et al .........355

1-2-OR2-06 The correlation between 1-year post-operative patient satisfaction and other PROMsafter PS-TKA with elderly population

Steel Memorial Hirohata Hospital Takuya TAMAOKA, et al .........356

1-2-OR2-07 Return to work after total knee arthroplastyDept. of Orthop. Surg., Yamanashi Univ. Shohei SHIRAKURA, et al .........356



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10：10～11：10 Video Session 1 Moderator：Yozo SHIBATA

1-2-VS1-01 Tips and pitfalls in surgical procedure of Reverse shoulder arthroplasty andrehabilitation after Reverse shoulder arthroplasty

Upper Extremity Center of Joint Replacement ＆ Endoscopy,Orthopaedic Hokushin Hospital Naoki SUENAGA, et al .........289

11：30～12：30 Luncheon Seminar 1 Moderator：Masaaki MAWATARI

1-2-LS1-01 Anti-inflammatory therapy for the osteoarthritis of the kneeDept. of Orthop. Surg., Shimane Univ. School of Med. Yuji UCHIO .........292

Sponsored by Astellas Pharma Inc./Pfizer Japan Inc.

14：10～15：10 Patient’s video session of nominated works

15：20～16：20 Educational Lecture 3 Moderator：Naoki SUENAGA

1-2-EL3-01 Total shoulder arthroplasty: A half century of history and proposals for the futureDept. of Orthop. Surg., Fukui General Hospital Kotaro YAMAKADO .........285

16：30～17：34 Oral 3 TKA Radiographic assessment Moderator：Tadashi TSUKEOKA

1-2-OR3-01 Femoral shaft bowing is influenced by ageing but tibial articular configuration is notinfluenced by ageing

Center of Artificial Joint and Rheumatism,Fukuoka Tokushukai Medical Center Ryuji NAGAMINE, et al .........356

1-2-OR3-02 Relationship between tibial anterior bowing and tibial slopeGunma chuo hospital Hibiki KAKIAGE, et al .........356

1-2-OR3-03 Effects of bony morphological factors on component alignment in total kneearthroplasty

Dept. of Orthop. Surg., kyoto Medical Univ. Naoki UMATANI, et al .........357

1-2-OR3-04 Coronal alignment of total knee arthroplasty with conventional method simulated 3DCT

Nagoya Joint Replacement Orthopaedic Clinic Michitaka KATO, et al .........357

1-2-OR3-05 Postoperative Alignment Evaluation for the Conventional TKA with CT Based Three-Dimensional Preoperative Planning System

Dept. of Orthop. Surg., Shiraniwa Hosp. Shingo MAEDA, et al .........357

1-2-OR3-06 The effect of femoral length on the differences between plain radiographs and 3Dmodels in preoperative planning for total knee arthroplasty

Dept. of Orthop. Surg., Komaki City Hospital Kaneaki TAWADA, et al .........357

1-2-OR3-07 Accuracy of implant sizing in preoperative planning before total knee arthroplastyDepartment of Orthopaedic Surgery., Kyushu University Yuki OMORI, et al .........358

1-2-OR3-08 Effect of position of sizer and knee alignment on femoral component size in total kneearthroplasty

Dept. of Orthop. Surg., Kyushu Univ. Shojiro ISHIBASHI, et al .........358



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152 ｜2020 FUKUOKA

17：50～18：50 Evening Seminar 2 Moderator：Akio KOBAYASHI

1-2-ES2-01 Clinical Application and Accuracy of the PSI-combined Mechanical Navigation Device“JIGEN Surface”

Dept. of Orthop. Surg., Niigata Medical Center Takashi SATO, et al .........305

Sponsored by LEXI Co., Ltd.



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8：00～9：20 Symposium 2 Long-term results of total hip arthroplasty with subtrochantericshortening osteotomy for primary high dislocation of the hip

Moderators：Yukiharu HASEGAWA, Akihiro SUDO

1-3-SY2-01 15-year Median Follow-up Results of Cementless Total Hip Arthroplasty with Step-cutSubtrochanteric Shortening Osteotomy using the S-ROM Modular Stem

Dept. of Orthop. Surg., Osaka Univ. Masaki TAKAO, et al .........336

1-3-SY2-02 Total hip arthroplasty combined with subtrochanteric osteotomyDept. of Orthop. Surg., Saga Univ. Motoki SONOHATA, et al .........336

1-3-SY2-03 Clinical Results of Total Hip Arthroplasty with Subtrochanteric Shortening ObliqueOsteotomy Using a S-ROM Stem

Dept. of Orthop. Surg., The Jikei University DAISAN Hospital/Dept. of Orthop. Surg., The Jikei University School of Medicine Takuya OTANI, et al .........337

1-3-SY2-04 Long-term results of cemented total hip arthroplasty combined with subtrochantericshortening osteotomy for Crowe IV dislocated hip, discussed with analysis of risk fordelayed uion in comparison with cementless stem

Dept. of Orthop. Sur., Kyoto University Toshiyuki KAWAI, et al .........337

9：30～11：00 Symposium 3 Managing acetabular defects in revision total hip arthroplastyModerators：Keiichi KAWANABE, Naoto ENDO

1-3-SY3-01 Revision hip arthroplasty with bone graft and Burch-Schneider reinforcement cage foracetabular bone defect

Dept. of Orthop. Surg., Yokohama City Univ. Yutaka INABA, et al .........338

1-3-SY3-02 The Management of Severe Acetabular Bone Loss Using Kerboull-type AcetabularReinforcement Devices

Regional Medical Play Laboratory, Ehime Univ. Naohiko MASHIMA, et al .........338

1-3-SY3-03 Acetabular reconstruction for large bone defect using cementless implant without allo-bone-graft

Dept. of Musculoskeletal Biomech. Surg.Development, Sapporo Med. Univ. Satoshi NAGOYA, et al .........339

1-3-SY3-04 Large Socket For Revision THADept. of Orthop. Surg., Asahikawa Medical Univ. Hiroshi ITO, et al .........339

1-3-SY3-05 Reconstruction of Acetabular Bone Defects Using Metal Augment in Revision THADept. of Orthop. Surg., Osaka Saiseikai Nakatsu Hosp. Hirotsugu OHASHI, et al .........340

11：30～12：30 Luncheon Seminar 2 Moderator：Ken OKAZAKI

1-3-LS2-01 Robotic Assisted Surgery: How It Makes a Difference in Knee ReplacementDept. of Surgery, University of Hawaii,

John A. Burns School of Medicine David ROVINSKY .........292

1-3-LS2-02 Bi-cruciate retaining TKA with NAVIO assisting robot: A paradigm shiftDept. of Orthop. Surg., Kindai Univ. Masao AKAGI .........293

Sponsored by Smith ＆ Nephew PLC



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154 ｜2020 FUKUOKA

15：15～16：11 Oral 4 TKA Rehabilitation 1 Moderator：Hiroaki MATSUNO

1-3-OR4-01 The Evaluations of New Total Knee Arthroplasty Rehabilitation Protocol Using theNew Knee Society Score after Follow-up of 2 Years

Center for Joint and Implant Surgery,JCHO Osaka Hospital Masataka NISHIKAWA, et al .........358

1-3-OR4-02 Relationship between gait efficacy and knee function in patients with total kneearthroplasty

Dept. of Reha., Anshin Hosp. Osamu WADA, et al .........358

1-3-OR4-03 Factors affecting the timing of walking and stair-climbing after TKA ～Study focusingon pain and catastrophic thinking～

Dept. of Rehabilitation, Eniwa Hosp. Masaaki KOMATSU, et al .........359

1-3-OR4-04 Relationship between Temporal Changes in Catastrophic Thinking for Pain andPhysical Function after Total Knee Arthroplasty

Dept. of Rehabilitation, akabane chuo medical center Junya NAMIKI, et al .........359

1-3-OR4-05 The Examination about the Usefulness of BTS Training which is a New RehabilitationMethod after Total Knee Arthroplasty; A Randomized Controlled Trial

Department of Physical Therapy,Ishinkai Yao General Hospital Yuuki KAWAGUCHI, et al .........359

1-3-OR4-06 Examination of the implementation status and the usefulness of M-PAD after total kneearthroplasty

Dept. of Orthop. Surg., Yamagata Saisei Hosp. Daiju YOSHIOKA, et al .........359

1-3-OR4-07 Examination of factors affecting the toilet movement independence after total kneearthroplasty

Fukui General Hosp. Rehabilitation Section Occupational therapy Naoko KADO, et al .........360

16：20～17：16 Oral 5 TKA Rehabilitation 2 Moderator：Yoshio MATSUI

1-3-OR5-01 Differences in physical function of TKA patients for descending stairs between withand without handrail support

Department of Physical Therapy,Faculty of Comprehensive Rehabilitation,

Osaka Prefecture University./Department of Rehabilitation, Shimada Hospital Takayuki MURAKAMI, et al .........360

1-3-OR5-02 The effect that the preoperative rehabilitation use or nonuse in the total kneearthroplasty operation patient gives postoperatively

Dept. of Rehabilitation. Katsuragi Hospital. Kyoko TAKEMURA, et al .........360

1-3-OR5-03 Hip abductor strength association with physical function performance after total kneearthroplasty

Dept. of Rehabilitation.,Sonodakai Joint Replacement Center Hospital./

Graduate School of Comprehensive Human Sciences.,University of Tsukuba. Tomoya TANAKA, et al .........360

1-3-OR5-04 The Effect of convalescent rehabilitation on improving motor functions for inpatientswith TKA

Dept. of Rehabilitation, Kitasato University Medical Center Yuta ICHINOSAWA, et al .........361



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1-3-OR5-05 Comparison of pre and postoperative peak torque and work volume after total kneearthroplasty

Dept. of Rehabilitation, Hachiya Orthop. Hosp. Yuji WATANABE, et al .........361

1-3-OR5-06 Ultrasonografhic imaging of quadriceps femoris muscle after under vastus approachTKA

Dept. of Orthop. Surg., Kanazawa Univ. Kentaro IGARASHI, et al .........361

1-3-OR5-07 Evaluation of knee stability after CR TKARehabilitation, Daiyukai General Hospital Mikio ANDO, et al .........361

17：50～18：50 Evening Seminar 3 Moderator：Naohiko MASHIMA

1-3-ES3-01 Treatment for Comlications of Total Hip ArthroplastyDept. of Orthop. Surg., Yamaguchi Univ.

Graduate School of Medicine Takashi SAKAI, et al .........306

Sponsored by HISAMITSU PHARMACEUTICAL CO., INC.



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156 ｜2020 FUKUOKA


8：00～8：40 Oral 6 THA in the elderly Moderator：Takuaki YAMAMOTO

1-4-OR6-01 A Prospective Study about the Prognosis of Contralateral Dysplastic Hip Joints afterUnilateral Total Hip Arthroplasties for Osteoarthritis

Dept. of Orthop. Surg., Tokyo Metropolitan Geriatric Hosp. Hiroshi HAMAJI, et al .........362

1-4-OR6-02 Total Hip Arthroplasty for 100 Years Old -The Indication and Prognosis for Oldest OldPatients-

Eniwa Hospital Satomi ABE, et al .........362

1-4-OR6-03 Short term postoperative results for femoral neck fracture -comparison between BHAand THA -

Dept. of Orthop. Surg., Showa Univ., Northern Hosp. Ryota ITO .........362

1-4-OR6-04 Clinical Course of Total Hip Arthroplasty after Proximal Femoral FractureDept. of Orthop. Surg., Osaka-Fu Saiseikai Nakatsu Hosp. Kentaro UENO, et al .........362

1-4-OR6-05 The outcome of displaced femoral neck fracture using total hip arthoplastyDept. of Orthop. Surg., Okayama City Municipal Hosp. Yosuke FUJII, et al .........363

8：40～9：20 Oral 7 THA Stem 1 Moderator：Kazuhiro OINUMA

1-4-OR7-01 Bone mineral density change around the Corail stem up to 2 years after surgeryJCHO Tamatsukuri Hosp. Center for Joint Replacement Shohei YOSHIDA, et al .........363

1-4-OR7-02 Intraoperative fixation confirmation and postoperative stability of CORAIL stem usingtorque wrench

Dept. of Orthop. Surg., Kanazawa Medical Univ. Makoto FUKUI, et al .........363

1-4-OR7-03 Short term results of CORAIL system for Dorr type C femurDept. of Orthop. Surg., Nanpuh Hosp. Masataka MAEDA, et al .........363

1-4-OR7-04 Efficacy and safety of CORAIL stem for Dorr type CDept. of Orthop. Surg., Kumamoto Kinoh Hosp. Katsuhiko KIYOTA, et al .........364

1-4-OR7-05 Short term results of CORAIL stemFunabashi Orthopedic Hospital Yoko MIURA, et al .........364

9：25～10：21 Oral 8 THA Stem 2 Moderator：Katsuya NAKATA

1-4-OR8-01 Influence of the proximal femoral morphology in the difference between preoperativethree-dimensional planning and postoperative position of the tapered wedge stem

Dept. of Orthop. Surg., Hamamatsu Red Cross Hosp. Yoshiharu SUGIYAMA, et al .........364

1-4-OR8-02 Concepts and Outcomes of New Taper Wedge Stem for JapaneseDept. of Orthop. Surg., Kochi Medical School, Kochi Univ. Yusuke OKANOUE, et al .........364

1-4-OR8-03 A Comparative Study Between Two Different Designs of Tapered Wedge Stems:Accolade TMZF Versus Accolade II

Dept. of Orthop. Surg., Toyama Rosai Hosp. Takashi TAMURA, et al .........365



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1-4-OR8-04 Comparison of the Bone Reaction and the Change of Bone Mineral Density Around theStem Between Neutral Position and Flex Position of the Taper Wedge Stem

Dept. of Orthop. Surg., Shinshu Univ. Hiroki SHIMODAIRA, et al .........365

1-4-OR8-05 Comparison of postoperative bone mineral density change in the femur between twotypes of short taper wedge stemDept. of Orthop. Surg., Hiroshima Prefectural Rehabilitation Center Mikiya SAWA, et al .........365

1-4-OR8-06 Thigh pain of J-taper stem and INITIA stem inserted in anterior positionDept. of Orthop. Surg., Nara Medical Univ. Yoshinobu UCHIHARA, et al .........365

1-4-OR8-07 The Comparative Investigation of Periprosthesis Bone Remodeling after CementlessTotal Hip Arthroplasty between Taperloc stem and Microplasty stem

Dept. of Orthop. Surg., Hiroshima Univ. Hosp. Yuichi KATO, et al .........366

10：25～11：21 Oral 9 THA Stem 3 Moderator：Takuya OTANI

1-4-OR9-01 One-year results of Actis stems for total hip arthroplasty in our hospitalDept. of Biofunctional Recovery and Reconstruction,Okayama University Graduate School of Medicine,

Dentistry, and Pharmaceutical Sciences Yoshihiro SATO, et al .........366

1-4-OR9-02 Short-term results of usage of Actis StemDept. of Orthop. Surg.,

Kobe University Graduate School of Medicine Masanori TSUBOSAKA, et al .........366

1-4-OR9-03 Bone mineral density around femoral component following total hip arthroplasty withPOLARSTEM

Dept. of Orhop. Surg.,Kobe Univ. Graduate School of Medicine Shingo HASHIMOTO, et al .........366

1-4-OR9-04 The short term clinical results of collarless POLARSTEMDept. of Orthop., Graduate School of Medical Science, Kyoto

Prefectural Univ. of Medicine Masazumi SAITO, et al .........367

1-4-OR9-05 Examination of effectiveness of flat-tapered-wedged cementless short stem for DDHOADept. of Orthop. Surg., The Jikei University School of Medicine Tetsuo HAYAMA, et al .........367

1-4-OR9-06 Short-term radiological outcomes of C2 Zweymüller-type femoral stem in total hiparthroplasty

Dept. of Orthop. Surg., Kanazawa Medical Univ. Kiyokazu FUKUI, et al .........367

1-4-OR9-07 Does the shape of medullary cavity affect fixation and long term results of thecementless curved short stem?

Dept. of Orthop. Surg., JIKEI Daisan Hosp. Yasuhiko KAWAGUCHI, et al .........367

11：30～12：30 Luncheon Seminar 3 Moderator：Yukihide MINODA

1-4-LS3-01 Compaction Broaching and HA-Coated Stems in THA: Design Philosophy and ClinicalHeritage

Cleveland Clinic Atul KAMATH .........293

1-4-LS3-02 Safe and certain total hip arthroplasty with assisted by Hip Grid Drone systemDept. of Orthop. Surg., Kitasato Univ., School of Med. Kensuke FUKUSHIMA .........294

Sponsored by Japan Medical Dynamic Marketing, INC.



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158 ｜2020 FUKUOKA

15：15～16：11 Oral 10 TKA Navigation Moderator：Shinichi YOSHIYA

1-4-OR10-01 The influence of coronal plane deformity on lateral ligament status: an observationstudy in varus knee navigation assisted total arthroplasty

Dept. of Orthop. Surg., Teikyo Univ. Seikai TOYOOKA, et al .........368

1-4-OR10-02 Experience with Kick navigation system in total knee arthroplastyDepartment of Orthopaedic Surgery, Kyushu Rosai Hospital Tatsuya MORI, et al .........368

1-4-OR10-03 The Femoral and Tibial Component Alignment Accuracy after TKA Using DifferentNavigation Systems; GPS System Versus Knee Align 2

Dept. of Rehabilitation, Fukui General Hosp. Yoshitomo SAIKI, et al .........368

1-4-OR10-04 The evaluation of intraoperative kinematic and instablity on cruciate-substitutingultracongruent total knee arthroplasty

Dept. of Orthop. Surg.,Kanagawa Prefectural Ashigarakami Hosp. Kentaro SHINOHARA, et al .........368

1-4-OR10-05 Evaluation of accuracy of bone cut in TKA for osteonecrosis of the knee using MRI-basedpatient-specific instrumentation and portable navigation system

Tamananbutiiki Hosp. Kenichi KURATA, et al .........369

1-4-OR10-06 Examination of Complications due to Total Knee Arthroplasty using NavigationDept. of Orthop. Surg.,

National Disaster Medical Center./Dept. of Orthop. Surg., Nihon Univ. Masahiko YANAGISAWA, et al .........369

1-4-OR10-07 Examination of accuracy of tibial component posterior slope in imageless navigationTKA

Shimazaki Hospital/Dept. of Orthop. Surg., Teikyo Medical Univ. Kenta SAMEJIMA, et al .........369

16：15～16：55 Oral 11 UKA Biomechanics Moderator：Tasuku MASHIBA

1-4-OR11-01 Comparison between UKA and HTO knee kinematics using a computer simulationDept. of Orthop. Surg., Kyoto Univ. Shinichi KURIYAMA, et al .........369

1-4-OR11-02 Comparison of intraoperative kinematic analysis between medial and lateral UKA bytwo-dimensional mapping technique using a navigation system: a cadaveric study

Dept. of Orthop. Surg., Tokushima Univ. Keizo WADA, et al .........370

1-4-OR11-03 The correction of varus deformity affects the medial pivot pattern of the knee in UKADept. of Orthop. Surg.,

Nippon Medical School Chiba Hokusoh Hosp. Hiroshi WATANABE, et al .........370

1-4-OR11-04 Intra-operative passive flexion kinematics ofosteoarthritic knees before and after UKADepartment of Orthopaedic Surgery

Hyogo College of Medicine Takatoshi MOROOKA, et al .........370

1-4-OR11-05 Rotational alignment of the UKA femoral component implanted using NAVIO roboticsurgery

Dept. of Orthop. Surg., Kinki Univ. Ichiro TSUKAMOTO, et al .........370



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17：00～17：40 Oral 12 TKA CAS Moderator：Tetsuya TOMITA

1-4-OR12-01 VERASENSE Sensor may Acquire Proper Ligament Balance in Total KneeArthroplasty

Dept. of Orthop. Surg., Toho Univ. Masaru HADA, et al .........371

1-4-OR12-02 NAVIO robotic-assisted vs Conventional total knee arthroplastyDept. of Orthop. Surg., Toho University Ohashi Medical Center Takao KANEKO, et al .........371

1-4-OR12-03 Case Series of Robot Assisted Total Knee ArthroplastyDept. of Orthop. Surg., Shin-yurigaoka General Hosp. Izumi SAITO, et al .........371

1-4-OR12-04 Small Case Series of Total Knee Arthroplasty using MAKO Total Knee systemDept. of Orthop. Surg., Kobe Kaisei Hosp. Kazunari ISHIDA, et al .........371

1-4-OR12-05 kinematics of PS-mobile TKA in high flexionHanwa Joint Reconstruction Center Nobuo YAMAMOTO, et al .........372

17：50～18：50 Evening Seminar 4 Moderator：Masaaki MAWATARI

1-4-ES4-01 An ideal soft tissue treatment in the latest postero-lateral total hip arthroplastyDept. of Orthop. Surg., Fukushima Medical Univ. Shigeo AOTA .........306

Sponsored by Johnson ＆ Johnson K.K.



Day2Feb.22(Sat.)

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160 ｜2020 FUKUOKA


8：00～8：56 Oral 13 TKA Gap 1 Moderator：Kazuhide TOMARI

1-5-OR13-01 Change of flexion gap after PCL resection in recent surgical technique -is it necessaryto increase the size of the femoral component?-

Dept. of Orthop. Surg., Saiseikai Tyama. Hosp. Hideto FUJII, et al .........372

1-5-OR13-02 Effect of rotational knee position on tibial translation and flexion gap during evaluatingflexion gap in posterior stabilizing TKA

Dept. of Orthop. Surg. Kawasaki Hosp. Isao ASAYAMA .........372

1-5-OR13-03 Novel concept of gap technique with hip ROM and the clinical outcomeDept. of Orthop. Surg., Kashiba Asahigaoka Hosp. Tadashi FUJII, et al .........372

1-5-OR13-04 Examination of TKA which decided a femoral component rotation setting angle in hipjoint excursion middle range using Balanced Sizer

Dept. of Orthop. Surg., Saiseikai Tondabayashi Hospital Shuji KITANO, et al .........373

1-5-OR13-05 The gap pattern analysis using intraoperative digital tensor and advanced gaped sizerin total knee arthroplasty

Dept. of Orthop. Surg., Hyogo College of Medicine. Takuya ISEKI, et al .........373

1-5-OR13-06 Short term clinical results of a modified gap method of adjusting the component gap fortotal knee arthroplasty using the navigation system

Dept. of Orthop. Surg., Showa Univ. Fujigaoka Hosp. Hiroshi TAKAGI, et al .........373

1-5-OR13-07 The efficacy of Using Curved gap gauge in Medial Congruent type CR TKAHigashimatsuyama Municip. Hosp. Orthop. Manabu SHIMIZU, et al .........373

9：00～10：04 Oral 14 TKA Gap 2 Moderator：Ryutaku KANEYAMA

1-5-OR14-01 Study of gap difference between precutting trial and final trial due to the difference ofthe amount of additional posterior femoral condyle osteotomy in the Pre-cut PS TKA

Dept. of Orthop. Surg., Kitasato Univ. Dai IWASE, et al .........374

1-5-OR14-02 The consideration of bone resection of CR and PS-TKA using pre-cut techniqueEniwa Hospital Yusuke NISHIO, et al .........374

1-5-OR14-03 The Influence of Medial Osteophyte Removal on Correction of Varus Deformity inTotal Knee Arthroplasty

Dept. of Orthop. Surg., Nippon Medical School Norishige IIZAWA, et al .........374

1-5-OR14-04 Posterior femoral condyle resection influences the extension gap in total kneearthroplasty

Dept of Orthop Surg, Kitasato University Medical Center Youji TOYOMURA, et al .........374

1-5-OR14-05 Osteotomy of the posterior condyle using Advanced Gap Sizer effects on thepostoperative clinical results in TKA

Dept. of Orthop. Surg., Chibune General Hospital. Katsumasa TEI, et al .........375

1-5-OR14-06 Is total knee arthroplasty using the modified gap technique based on bone gapaccurate? An evaluation of a distal femoral trial component

Dept. of Orthop. Surg., Hiroshima Univ Goki KAMEI, et al .........375



Day2Feb.22(Sat.)

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1-5-OR14-07 Intraoperative flexion gap assessment considering positional relation between femurand tibia after implantation

Dept. of Orthop. Surg., Kyushu Univ. Yukio AKASAKI, et al .........375

1-5-OR14-08 Comparison thickness of the insert and component gap in posterior stabilizedPERSONA total knee arthroplasty with modified measured technique

Dept. of Orthop. Surg., Tonami General Hospital Hiroshi YAMADA, et al .........375

10：10～11：06 Oral 15 TKA Gap 3 Moderator：Hidetoshi HAMAGUCHI

1-5-OR15-01 The change of bony gap derived from resection of PCL in good condition except partialtear on the TKA, using navigation system and digital knee balancer

JA Hiroshima Yoshida General Hospitals Mitsuru MOTOYAMA, et al .........376

1-5-OR15-02 Relationship between joint gap spreading tension and range of motion in total kneearthroplasty

Kawaguchi Kogyo General Hospital Kaori NAKAMURA, et al .........376

1-5-OR15-03 Relationship between Joint Gap during Total Knee Arthroplasty and PostoperativeRange of MotionDept. of Orthop. Surg., National Hosp. Organization Osaka National

Hosp. Kentaro TOGE, et al .........376

1-5-OR15-04 Little correlation between medial flexion gap and pore/post knee flexion angle in totalknee arthroplasty

Dept. of Orthop. Surg., Shin-Kaminokawa Hosp. Hitoshi SEKIYA, et al .........376

1-5-OR15-05 Relationship between the insert gap and postoperative results using AS bearing TKASonoda Joint Replacement Center Hosp. Kenji KITAMURA, et al .........377

1-5-OR15-06 Natural course of the cases with medial laxity in the epicondylar view after total kneearthroplasty

Dept. of Orthop. Surg., Hokkaido Orthopaedic Memorial Hospital Jun UCHIDA, et al .........377

1-5-OR15-07 Modified gap technique for total knee arthroplasty in rheumatoid arthritisDept. of Orthop. Surg., Asahikawa Medical Univ. Saomi ABE, et al .........377

11：30～12：30 Luncheon Seminar 4 Moderator：Kazutaka SUGIMOTO

1-5-LS4-01 TKA with all range stability and patient satisfaction -MCL minimum invasivetechnique-

Dept. of Joint Recon., Ehime Univ. Kazunori HINO .........294

Sponsored by Zimmer Biomet G.K.

15：15～16：03 Oral 16 TKA Complication 1 Moderator：Kiyonori MIZUNO

1-5-OR16-01 The case that enforced an additional operation of the second after total kneearthroplasty

Emoto Knee and Sport Clinic Makoto IKEDA, et al .........377

1-5-OR16-02 Evaluation of usefulness of plasma D-dimer for the screening of venousthromboembolism after total knee arthroplasty

Dept. of Orthop. Surg., Kochi Health Sciences Center/Dept. of Orthop. Surg., Okayama Univ. Graduate School Yusuke KAMATSUKI, et al .........378



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1-5-OR16-03 Incidence of Deep Vein Thrombosis after Knee Arthroplasty Using Ultrasonographyand D-dimer as an Index

Dept. of Orthop. Surg., Sunagawa City Medical Center Hiroaki SHOJI, et al .........378

1-5-OR16-04 Patellar Clunk Syndrome And Patellofemoral Crepitus After Mobile-bearing Posterior-stabilized Total Knee Arthroplasty

Dept. of Orthop. surg., Shinbeppu Hosp. Yasuo HIGUMA, et al .........378

1-5-OR16-05 How long will the postoperative feeling continue about TKA and THA?Dept. of Orthop. Surg., Saitama cooperative hospital Ayano KUWASAWA, et al .........378

1-5-OR16-06 Relationship between popliteus tendon injury and femoral tibial angle in patients withknee osteoarthritis before total knee arthroplasty

Dept. of Physiotherapy., Kyoto Shimogamo Hosp. Takuma SASAKI, et al .........379

16：03～16：43 Oral 17 TKA Bleeding management Moderator：Kazunari ISHIDA

1-5-OR17-01 Comparison of preoperative continuation and discontinuation of anticoagulants inpatients undergoing total knee arthroplasty

Dept. of Orthop. Surg., Toho Univ Takashi NAKAMURA, et al .........379

1-5-OR17-02 Short-term drain-clamping in total knee arthroplasty does not affect negatively onpostoperative blood loss and recovery course

Dept. of Joint Reconstruction Center, Katsuragi Hosp. Mikio NAKAJIMA, et al .........379

1-5-OR17-03 The Efficacy of Tranexamic Acid Periarticular Injection in Total Knee Arthroplasty -Comparison With Drain Clamping -

Dept. of Orthop. Surg., Hokkaido Univ. Ryosuke HISHIMURA, et al .........379

1-5-OR17-04 Tranexamic Acid Reduces Blood Loss and Transfusion in Patients Undergoing TotalKnee Arthroplasty without Tourniquet?

Dept. of Orthop. Surg., Osaka Saiseikai Nakatsu Hosp Tesshu IKAWA, et al .........380

1-5-OR17-05 The use of a closed suction drain shows no influence on hemorrhage in total kneearthroplasty

Dept. of Orthop. Surg., Matsudo City General Hosp. Aisa NUNOME, et al .........380

16：50～17：38 Oral 18 TKA Pain control Moderator：Masahiko SUZUKI

1-5-OR18-01 Pain management using partial cocktail injection after Total Knee ArthroplastyDept. of Joint Replacement Center,

Ishinkai-Yao General Hosp., Osaka, Japan Yuki MATSUMOTO, et al .........380

1-5-OR18-02 Polyhedral Methods, Including Posterior Femoral Epi-Periosteum LevobupivacaineInfusion, for the management of postoperative Pain after Knee Arthroplasty

Dept. of Orthop. Surg., Ichihara Hospital/Dept. of Orthop. Surg., University of Tsukuba Hospital Tomonori KINUGASA, et al .........380

1-5-OR18-03 comparison of continuous femoral nerve block versus additional femoral nerve block inanalgesia effects and function outcomes after TKA

Dept. of Rehabilitation., Fukui General Hosp Naoyuki KUBO, et al .........381

1-5-OR18-04 Clinical Results of Femoral and Sciatic Nerve Block for Postoperative PainManagement after Total Knee Arthroplasty

Dept. of Orthop. Surg., Saiseikai Nara Hosp. Masakazu OKAMOTO, et al .........381



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1-5-OR18-05 Usefulness of Intravenous Acetaminophen Injection for Postoperative Pain after TotalKnee Arthroplasty

Dept. of Orthop. Surg., Chugoku Rosai Hosp. Toshiaki TASHIMA, et al .........381

1-5-OR18-06 Pain at Pes anserinus burusitis and Gerdy’s tubercle burusitis before and 1 year aftertotal knee arthroplasty

Dept. of Orthop. Surg., JCHO Hoshigaoka Medical Center Yasuo KUNUGIZA, et al .........381

17：50～18：50 Evening Seminar 5 Moderator：Hiroyasu IKEGAMI

1-5-ES5-01 Inlay/Onlay Reverse Shoulder Arthroplasty: Indications and advantages/disadvantages

Dept. of Orthop. Surg., Fukui General Hospital Kotaro YAMAKADO .........307

Sponsored by Lima Japan K.K.



Day2Feb.22(Sat.)

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164 ｜2020 FUKUOKA


8：00～9：04 Oral 19 THA Biomechanics Moderator：Tamon KABATA

1-6-OR19-01 The initial fixing of cementless metal cup with using line to line technique in total hiparthroplasty ―a cadaver study―

Dept. of Orthop. Surg., St.Marianna Univ. Takeaki YAMAMOTO, et al .........382

1-6-OR19-02 Developement of custom accetabulum component by 3D printerDept. of Aerthroplastic Medicine, Nagoya City Univ. Hirotaka IGUCHI, et al .........382

1-6-OR19-03 Finite elemental analysis about 3D porous acetabular component in total hiparthroplasty

Dept. of Orthop. Surg., Gifu Univ. Takaki MIYAGAWA, et al .........382

1-6-OR19-04 Examination of femoral stress distribution by thermoelastic stress measurementmethod: effect of collar on Corail colored stem

Dept. of Orthop. Surg., Univ. of Tsukuba Hironori TAKEHASHI, et al .........382

1-6-OR19-05 Evaluation of micromotion of implant in total hip arthroplasty using finite elementanalysis

Dept. of Orthop. Surg., Japnese Red Cross Saitama Hosp. Daisuke KOGA, et al .........383

1-6-OR19-06 Comparison of bone remodeling around a stem after total hip arthroplasty usingdifferent length of stem with finite element analysis

Dept. of Orthop. Surg., Tokyo Medical and Dental Univ. Masanobu HIRAO, et al .........383

1-6-OR19-07 Changes of 3-D gait trajectory before and after total hip arthroplastyDept. of Orthop. Surg., Juntendo Univ. Urayasu Hospital Katsuhiko MAEZAWA, et al .........383

1-6-OR19-08 Three-dimensional evaluation of hip and pelvic motion after total hip replacement inpatients with unilateral hip osteoarthritis

Dept. of Orthop. Surg., Saga Univ. Shuichi ETO, et al .........383

9：10～10：14 Oral 20 THA Complication Moderator：Hiroshi EGAWA

1-6-OR20-01 Hematoma after THA that required aspiration or debridmentDept. of Orthop. Surg., Suwa Red Cross Hosp. Seneki KOBAYASHI, et al .........384

1-6-OR20-02 Risk management in total hip arthroplasty using Br（E）-MsEP monitoringDept. of Orthop. Surg., Wakayama Medical Univ. Teiji HARADA, et al .........384

1-6-OR20-03 Prognosis of motor nerve palsy following total hip arthroplastyDept. of Bone and Joint Surg., Kawasaki Medical School Norifumi UMEHARA, et al .........384

1-6-OR20-04 Natural history of asymptomatic pseudotumors after metal on metal THAHachiya Orthopaedic Hospital Makoto KATO, et al .........384

1-6-OR20-05 Periprosthetic Occult Fractures of the Acetabulum after Primary Total HipArthroplasty: A Five to Twelve Year Review

Dept. of Orthop. Surg., Kanazawa Univ. Yuki YAMAMURO, et al .........385

1-6-OR20-06 Periprosthetic fractures of the acetabulum following total hip arthroplastyDept. of Orthop. Surg., Showa Univ. Masanori NISHI, et al .........385



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1-6-OR20-07 A study of midterm effectiveness of histopathological examination of specimenobtained in THA

Dept. of Orthop. Surg., Kyoto Katsura Hospital Yuki OKUTANI, et al .........385

1-6-OR20-08 A comparison of methods for skin closure in ArthroplastyDept. of Orthop. Surg., Shinshu Univ. Suguru KOYAMA, et al .........385

10：25～11：05 Oral 21 THA Evaluation of skeletal muscle Moderator：Kanji FUKUDA

1-6-OR21-01 The muscle strength increases statistically significant untill 8th week after THAsurgery

Dept. of Rehabilitation. Hachiya Orthop. Hosp. Yuji YAMAZAKI, et al .........386

1-6-OR21-02 Estimation of Lower Limb Muscle Volume by Bioelectrical impedance Analysis afterTotal Hip Arthroplasty

Dept. of Orthop. Surg., Osaka City Medical Univ. Hiroshi TANIWAKI, et al .........386

1-6-OR21-03 The change of leg muscle volume after Total Hip Arthroplasty at 8 years of follow-upDept. of Orthop. Surg.,

Tokyo Medical and Dental University Medical Hospital Tetsuya TACHIBANA, et al .........386

1-6-OR21-04 Temporal changes of periprosthetic muscles using CT images of THA patients withDirect Anterior ApproachRehabilitation Center, Tochigiken Saiseikai Utunomiya Hosp Satoshi WATANABE, et al .........386

1-6-OR21-05 Muscle volume change ratios of individual body regions after total hip arthroplasty - Atwo-years longitudinal DEXA study -

Dept. of Orthop. Surg., Hamamatsu Medical Center Daigo MORITA, et al .........387

11：30～12：30 Luncheon Seminar 5 Moderator：Yoshitada HARADA

1-6-LS5-01 Appropriate implant choice in total hip arthroplasty among several types of stemsDept. of Orthop. Surg., Hokusuikai Kinen Hospital Hiroyuki OGAWA, et al .........295

1-6-LS5-02 Total hip arthroplasty with maximum use of the short stem’s design featuresDept. of Orthop. Surg., Hirosaki Memorial Hosp. Koichi AKAISHI .........295

Sponsored by Mathys KK

15：15～16：11 Oral 22 THA Stem 4 Moderator：Satoshi NAGOYA

1-6-OR22-01 Short-term X-ray Evaluation of Tapered Wedge Stems Used in the Elderly PatientsNumazu City Hosp. Rui HIRASAWA, et al .........387

1-6-OR22-02 Clinical results of the total hip replacements using short stemsJoint Replacement Center, National Tokyo Medical Center/

Dept. of Orthop. Surg., National Tokyo Medical Center Yoshinari FUJITA, et al .........387

1-6-OR22-03 Radiographical Results Using the Curved Short Stem MINIMAⓇ with Calcar-guidedInsertion in Total Hip ArthroplastyDept. of Orthop. Surg., Toyamaken Saiseikai Takaoka Hosp./

Dept. of Orthop. Surg., Kanazawa Univ. Hiroshi HISAKADO, et al .........387

1-6-OR22-04 A Report of Short Stem MethaⓇ

Yokohama City Univ. Medical Center Yohei YUKIZAWA, et al .........388



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1-6-OR22-05 Mid-term results of total hip arthroplasty using J-Taper stemDept. of Orthop. Surg., Kagawa Univ. Ken IWATA, et al .........388

1-6-OR22-06 The Bicontact cementles THA through Direct Anterior Approach: Short- and Mid-term results

Dept. of Orthop. Surg., Saiseikaikumamoto Hosp. Yoshihisa ANRAKU, et al .........388

1-6-OR22-07 Short to Mid Term Results of Synergy Select 2Dept. of Orthop. Surg., Juntendo Univ. Nerima Hosp. Suguru KATOU, et al .........388

16：11～17：07 Oral 23 THA Revision Moderator：Hirotsugu OHASHI

1-6-OR23-01 Association of external femoral rotation with posterior impingement risk in revisiontotal hip arthroplasty patients

Dept. of Orthop. Surg., Yokohama City University Hyonmin CHOE, et al .........389

1-6-OR23-02 Removal of well fixed cementless stemDept. of Orthop. Surg., Univ. of MIYAZAKI Yoshihiro NAKAMURA, et al .........389

1-6-OR23-03 The Long Term Results of Polyethylene Socket Cementation into Fixed AcetabularShells in Revision Total Hip Arthroplasty

Asunaro Orthop. Surg. Isao HASEGAWA .........389

1-6-OR23-04 Analysis on factors causing early loosening of reconstructed acetabulum with KTplates in revision total hip arthroplasty

Orthop. Surg., Hakodate Central General Hosp. Shotaro FUKADA, et al .........389

1-6-OR23-05 Short term result of Burch Schneider cage and KT-plateDept. of Orthop. Surg., Hokusuikai Kinen Hosp. Naoyuki HIRASAWA, et al .........390

1-6-OR23-06 Revision THA as a BricolageKeiyu Joint Reconstruction Center, Edogawa Hosp. Ryoichi IZUMIDA, et al .........390

1-6-OR23-07 Revision Total Hip ArthroplastyDept. of Orthop. Surg., Osaka City General Hosp. Masanori MATSUURA, et al .........390

17：07～17：47 Oral 24 DVT PE Moderator：Ko SHIMIZU

1-6-OR24-01 Effect of same day physical therapy（PTcare）intervention for deep vein thrombosisafter total knee arthroplasty-randomized controlled trial-

Dept. of Rehabilitation.Sonodakai Artificial Joint Rehabilitation Hosp. Ryo TAKAHASHI, et al .........390

1-6-OR24-02 Prevention of Deep Venous Thrombosis by Immediate Active Leg Motion after TotalKnee Arthroplasty

Dept. of Orthop. KITACHIBA Yosuke MATSUI, et al .........391

1-6-OR24-03 Deep Vein Thrombosis and Pulmonary Embolism after Total Knee ArthroplastyArtificial Joint and Cartilage implantation Center,

Kitasato Institute Hosp., Kitasato Univ. Yasunori TSUKIMURA, et al .........391

1-6-OR24-04 Efficacy of mobile compression device for prevention of venous thromboembolism aftertotal hip arthroplasty

Dept. of Orthop. Surg., Konan Kosei Hosp. Toshiaki OKURA, et al .........391



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1-6-OR24-05 Deep Vein Thrombosis and Pulmonary Thromboembolism in Patients UndergoingUnicompartmental Knee Arthroplasty

Dept. of Orthop., Japanese Red Cross Hamamatsu Hosp. Fumio MASUDA, et al .........391



Day2Feb.22(Sat.)

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168 ｜2020 FUKUOKA


8：00～8：56 Oral 25 TKA BCR Moderator：Osamu NISHIIKE

1-7-OR25-01 The condition of anterior cruciate ligament and lateral tibial femoral joint cartilage intotal knee arthroplasty

Dept. of Orthop. Surgery. and Joint Surgery. Centre, TakatsukiGeneral Hospital Ken KOTOURA, et al .........392

1-7-OR25-02 Shot-term results of bicruciate-retaining TKAOsaka National Hospital Takashi MIYAMOTO, et al .........392

1-7-OR25-03 Bearing Thickness and Tibial Slope Affect the Anterior and Posterior CruciateLigaments Tension in Bi-Cruciate Retaining Total Knee Arthroplasty

Dept. of Orthop. Surg., Sapporo Medical Univ. Yohei OKADA, et al .........392

1-7-OR25-04 BCR TKA meets Kinematic Alignment MethodDept. of Orthop. Surg., Yamagata Saisei Hosp. Shigenobu FUKUSHIMA, et al .........392

1-7-OR25-05 The evaluation of factors influenced to the decrease of the range of knee motion afterBCR TKA

Dept., of Orthop. Surg., Kamimoku Spa Hospital Takanori IRIUCHISHIMA, et al .........393

1-7-OR25-06 Patellofemoral compressive force does not correlate with anterior knee pain in bi-cruciate retaining total knee arthroplasty

Dept. of Orthop. Surg., Toho Univ. Shinya TOYODA, et al .........393

1-7-OR25-07 The gate analysis of Journey CR and XPDept. of Orthop. Surg., Chiba Rehabilitation Center Yoshikazu TSUNEIZUMI, et al .........393

9：00～9：56 Oral 26 TKA BCS/BCR Moderator：Takao KANEKO

1-7-OR26-01 Short -term clinical results of Total Knee arthroplasty with BCR and BCSDept. of Orthop. Surg., Matsudo City General Hosp. Taisei KAWAMOTO, et al .........393

1-7-OR26-02 Comparison between BCR-TKA and BCS-TKA in the joint stabilityDept. of Orthop. Surg., Tokushima Univ./

Dept. of Orthop. Surg., Yoshinogawa Medical Center. Tomoya TAKASAGO, et al .........394

1-7-OR26-03 Posterior offset ratio of JOURNEY2 BCR and BCS TKADept. of Orthop. Surg., Nihon Univ./

Dept. of Orthop. Surg., Kamimoku Hotspringspa Hospital Keinosuke RYU, et al .........394

1-7-OR26-04 Examination of quadriceps muscle strength and knee kinematic factors required forstair descent in patients after BCR and BCS-TKA surgery

Rehabil., Tokushima Univ Hospital./Dept. of Orthop. Surg., Tokushima Univ. Taiki FURUMOTO, et al .........394

1-7-OR26-05 Kinematic Comparison of a Bicruciate Stabilized TKA and Normal Knee. A CadavericStudy

Department of Orthopedics, Institute of Biomedical Sciences,Tokushima University Graduate School Yasuaki TAMAKI, et al .........394

1-7-OR26-06 Evaluation on the effect of difference between the component gap of JourneyIIBCS andPersona PS Knee to the post-operative knee ROM

Dept. of Orthop. Surg., Asahikawa Medical Univ. Yusuke SASAKI, et al .........395



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1-7-OR26-07 Relationship between intraoperative medial or lateral joint laxity and postoperativepatient reported outcome measures after bi-cruciate stabilized total knee arthroplasty

Dept. of Orthop. Surg., Faculty of Medicine,The University of Tokyo Kentaro TAKAGI, et al .........395

10：00～10：40 Oral 27 TKA Infection 1 Moderator：Eiichi NAKAMURA

1-7-OR27-01 Safety of intraoperative lavage with dilute povidone-iodine during TKADept. of Orthop. Surg., Fukui General Hosp. Tomohiro OJIMA .........395

1-7-OR27-02 The morbidity and predictive factors of periprosthetic joint infection after total kneearthroplasty of patients with rheumatoid arthritis

Dept. of Orthop. Surg., Saitama Medical Univ. Shinya TANAKA, et al .........395

1-7-OR27-03 Reduction of risk factors for infection after total knee arthroplastyDept. of Orthop. Surg., Akita Univ. school of Med. Hiroaki KIJIMA, et al .........396

1-7-OR27-04 Risk Factors for Surgical Site Infection after Knee Arthroplasty: Analysis IncludingTypes of Knee Arthroplasty Using a Japanese National Database

Dept. of Orthop. Surg., Tokyo Univ. Ryota YAMAGAMI, et al .........396

1-7-OR27-05 Is local VCM effective for SSI prevention in Primary TKA and THA?Dept. of Orthop. Surg., Koga Hosp. 21 Masashi SASAKI .........396

10：40～11：20 Oral 28 TKA Infection 2 Moderator：Hideki MIZUUCHI

1-7-OR28-01 Antimicrobial Activity of Vancomycin from Calcium Phosphate CementDept. of Orthop. Surg. Kitasato Univ. Manabu MUKAI, et al .........396

1-7-OR28-02 Usefulness of α-defensin Detection Kit -an Analysis on the Diagnostic Criteria for PJIUsing Scoring System-

Dept. of Orthop. Surg., Yamagata Univ. Faculty of Medicine Atsushi NARITA, et al .........397

1-7-OR28-03 Infection rate after primary total knee arthroplasty using Antibiotic-Loaded BoneCement

Dept. of Orthop. Surg., Kawaguchi Kogyo General Hospital Shoichi HASEGAWA, et al .........397

1-7-OR28-04 Treatment of Acute Infection after Total Knee ArthroplastyDept. of Orthop. Surg., Saga Univ. Yohsuke MATSUMURA, et al .........397

1-7-OR28-05 Clinical Characteristics of Prosthetic Joint Infections by Staphylococcus lugdunensisDept. of Orthop. Surg., Osaka General Medical Center Mai KONISHI, et al .........397

11：30～12：30 Luncheon Seminar 6 Moderator：Takahito TSUBAKI

1-7-LS6-01 Basic science and clinical practice of joint pain～focused on osteoarthritis～Department of Orthopedic Surgery,

Kochi Medical School. Kochi University Masahiko IKEUCHI .........296

Sponsored by SHIONOGI ＆ CO., LTD./Eli Lilly Japan K.K.

15：15～16：11 Oral 29 TSA Clinical result Moderator：Takashi KOBAYASHI

1-7-OR29-01 Clinical outcomes of treatments for irreparable rotator cuff tear with OADept. of Orthop. Surg., Asahikawa Medical Univ. Naoki MIYOSHI, et al .........398



Day2Feb.22(Sat.)

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1-7-OR29-02 Clinical outcomes of reverse shoulder arthroplasty versus hemiarthroplastyDept. of Orthop. Durg., NHO Kochi National Hospital Shoji FUKUTA, et al .........398

1-7-OR29-03 Evaluation of Series of Reverse Total Shoulder Arthroplasty after Shoulder SurgeryOsaka Red Cross Hospital, Dept. of Orthop. Surg. Hiroki KONISHI, et al .........398

1-7-OR29-04 Clinical results of surgical treatment for the malunion or nonunion of the greatertuberosity of the proximal humerus

Upper Extremity Center of Joint Replacement andEndoscopic Surgery, Hokushin Higashi Hospital Shintaro YAMANE, et al .........398

1-7-OR29-05 Examination about the Poor Cases after Reverse Shoulder ArthroplastyShoulder Medical Center,

North Alps Medical Center Azumi Hosp. Norio ISHIGAKI, et al .........399

1-7-OR29-06 Comparison of clinical outcomes in lateralization method of reverse shoulderarthroplasty

Dept. of Rehabilitation., Fukui General Clinic Yumi KUBO, et al .........399

1-7-OR29-07 Humeral Bone Resorption and Clinical Outcomes after Reverse Shoulder Arthroplasty:Short-term Follow-up

Dept. of Orthop. Surg., Gifu Univ. Hiromi ASANO, et al .........399

16：20～17：00 Oral 30 TSA Biomechanics/Implant designs/Navigation 1Moderator：Shinji IMAI

1-7-OR30-01 Glenohumeral Joint Motion During Belt-tying Movement After Reverse ShoulderArthroplasty

Dept. of Rehabilitation, Kurashiki Central Hosp. Koji KUMASHIRO, et al .........399

1-7-OR30-02 Relationship between Gap Tension and Bone Morphology in Reverse ShoulderArthroplasty

Dept. of Orthop. Surg., Gifu Univ. School of Medicine Nobuo TERABAYASHI, et al .........400

1-7-OR30-03 Stem Angulation using Onlay Short stem in Reverse Total Shoulder ArthroplastyDept. of Orthop. Surg. Iwaki City Medical Center Toshitake AIZAWA, et al .........400

1-7-OR30-04 The reproducibility evaluation of preoperative three-dimensional assessment system inreverse shoulder arthroplasty

Dept. of Orthop. Surg., Ishikiri Seiki Hospital. Katsumasa NAKAZAWA, et al .........400

1-7-OR30-05 The reproducibility evaluation of postoperative three-dimensional assessment systemin reverse shoulder arthroplasty

Dept. of Orthop. Surg., Osaka City Univ. Tomoya MANAKA, et al .........400

17：00～17：32 Oral 31 TSA Biomechanics/Implant designs/Navigation 2Moderator：Takashi KOBAYASHI

1-7-OR31-01 Does glenosphere with inferior offset in reverse shoulder arthroplasty preventScapular notch?: A multicenter study

Dept. of Orthop. Surg., Asahikawa Medical Univ. Naoki MIYOSHI, et al .........401

1-7-OR31-02 Comparison between conventional and navigated placement of the glenoid componentin reverse shoulder arthroplasty

Dept. of Orthop. Surg., Osaka City Univ. Tomoya MANAKA, et al .........401



Day2Feb.22(Sat.)

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1-7-OR31-03 Usefulness of the Navigation System for Anterior and Inferior Screw Lengths inReverse Shoulder Arthroplasty

NIPPON KOKAN FUKUYAMA Hosp. Yoshitaka TSUJIMURA, et al .........401

1-7-OR31-04 The evaluation of bone morphology of glenoidDept. of Orthop. Surg. Tokyo Medical Univ. Toshinori TOHGI, et al .........401



Day2Feb.22(Sat.)

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8：00～8：56 Oral 32 THA Surgical technique 1 Moderator：Hajime SUGIYAMA

1-8-OR32-01 Intraoperative evaluation of stem anteversion in total hip arthroplasty with supineapproach

Div. of Orthop. Surg.,Niigata Univ. Graduate School of Medicine and Dental Sciences Hayato SUZUKI, et al .........402

1-8-OR32-02 Accuracy of the G-guide for the measurement of femoral stem anteversion in THAwith different approaches

Dept. of Orthop. Surg., Nishinomiya Kaisei Futoshi MORIO, et al .........402

1-8-OR32-03 Usefulness of G-guide in achieving combined anteversion with Cup first hybrid THANishinomiya Kaisei Hosp. Kenta AMAI, et al .........402

1-8-OR32-04 Achievement of optimal combined anteversion using taper wedge stem with cup firstprocedure

Dept. of Orthop. Surg., Nhishinomiya Kaisei Hosp. Shigeo FUKUNISHI, et al .........402

1-8-OR32-05 Accuracy of combined anteversion and development of iliopsoas impingement in stemfirst THA using imageless navigation

Dept. of Orthop. Surg., Hyogo College of Medicine Yusuke KANDA, et al .........403

1-8-OR32-06 Stem first? Cup first? Efficacy for the precision of cup implantation in THA -AProspective Study-

Dept. of Orthop. Surg., Shiraniwa Hospital Kentaro IWAKIRI, et al .........403

1-8-OR32-07 Evaluation of functional femoral anteversion in short term after total hip arthroplastyusing the stem with changeable neck

Dept. of Orthop. Medical Engineering,Osaka Univ. Graduate School of Medicine, Osaka, Japan. Ema NAKAHARA, et al .........403

9：00～9：56 Oral 33 THA Surgical technique 2 Moderator：Yoshitada HARADA

1-8-OR33-01 Is anterior capsule repair useful for prevention of hip dislocation in total hiparthroplasty with direct anterior approach?

Dept. of Orthop. Surg., Yamaguchi Univ. Takashi IMAGAMA, et al .........403

1-8-OR33-02 Experience of AL-supine THA for osteoarthritis of the hip with highly elevated greatertrochanter

Saka Midorii Hospital Hiroshi TERAYAMA, et al .........404

1-8-OR33-03 Evaluation of leg length change due to preservation of iliofemoral ligament andpubofemoral ligament in total hip arthroplasty using anterior lateral supine approach

Dept. of Orthop. Surg. and Joint Center,Takatsuki General Hosp. Takaaki FUJISHIRO, et al .........404

1-8-OR33-04 Accuracy verification of the simple cost-effective instrument for measuring stemanteversion during THA

Dept. of Orthop. Surg., Shiraniwa Hospital Kentaro IWAKIRI, et al .........404

1-8-OR33-05 Effect of broach handle offset on the femurSaitama Kyodo Hosp. Takashi FUKUSHIMA, et al .........404



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1-8-OR33-06 A study of the safe zone for the acetabular reamingDept. of Orthop., Kyoto Prefect. Univ of Medicine./

Dept. of Orthop., Kyoto Prefect. Rehabili. Hosp. For Mentally andPhysically Disabled Masashi ISHIDA, et al .........405

1-8-OR33-07 Soft-tissue tension at the intraoperative dislocation of THADept. of Orthop. Surg., Iizuka Hosp. Toshihiko HARA, et al .........405

10：05～11：09 Oral 34 THA CAS Moderator：Naonobu TAKAHIRA

1-8-OR34-01 Is the normal hip center reproducible with a hemispherical acetabular component?Dept. of Orthop. Surg., Kyusyu Univ. Momo IRIE, et al .........405

1-8-OR34-02 Attempt of hip joint segmentation using artificial intelligenceYamanashi Joint Reconstruction Center,

Kofu Municipal Hospital. Masahiro NAKAMURA, et al .........405

1-8-OR34-03 Image evaluation after total hip arthroplasty using artificial intelligenceDept. of Orthop. Surg., Grad. Sch. of Med., Chiba Univ. Sei YANO, et al .........406

1-8-OR34-04 Robotic-arm assisted THA is reproducible for preoperative planningDept. of Orthop. Surg., Kobe Kaisei Hosp. Nao SHIBANUMA, et al .........406

1-8-OR34-05 Evaluation of the accuracy of robotic-arm assisted hip arthroplasty for acetabular cupposition and leg length discrepancy

Dept. of Orthop. Medical Engineering Wataru ANDO, et al .........406

1-8-OR34-06 Learning Curve for Creation Time of Femoral Patient Specific Template in THAImplant ＆ Joint Surg, Center, Osaka Hosp. Ryota NAKAYA, et al .........406

1-8-OR34-07 Accuracy of cup orientation by patient specific guide using acetabular bottomgeometry in total hip arthroplasty

Dept. of Orthop. Surg., Hamamatsu Univ. School of Med. Hironobu HOSHINO, et al .........407

1-8-OR34-08 Tilt-adjusted component anteversion is assosiated with iliopsoas impingement: asimulation analysis

Dept. of Orthop. Surg., Kanazawa University Takuro UENO, et al .........407

11：30～12：30 Luncheon Seminar 7 Moderator：Sakae TANAKA

1-8-LS7-01 Robotic Arm Assisted Knee ArthroplastyAdventist Health St. Helena, CA Thomas COON .........296

Sponsored by Stryker Japan K.K.

14：10～15：10 Invited Lecture 1 Moderator：Shigeru NAKAMURA

1-8-IL1-01 Eighteen years of experience with the Direct Anterior ApproachDepartment of Experimental Orthopaedics,

Medical University Innsbruck, Austria/University Clinic of Orthopaedics Michael NOGLER .........280



Day2Feb.22(Sat.)

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15：15～16：11 Oral 35 THA Navigation 1 Moderator：Naoto ENDO

1-8-OR35-01 Accuracy of cup orientation in total hip arthroplasty using CT-based navigation inpatients with osteoporosis

Takarazuka City Hospital Yoshinobu MASUMOTO, et al .........407

1-8-OR35-02 Is CT based navigation effective to prevent postoperative dislocation after total hiparthroplasty by single surgeon and approach ?

Niigata Hip Joint Center, Kameda Daiichi Hospital Kunihiko TOKUNAGA, et al .........407

1-8-OR35-03 The Accuracy of the computed tomography-based navigation system in total hiparthroplasty for high hip dislocationDept. of Orthop. Surg. Graduate School of Medical Science, Kanazawa

Univ. Ken UEOKA, et al .........408

1-8-OR35-04 Accuracy and Clinical Results of THAs with Navigation SystemDept. of Orthop. Surg., Osaka National Hospital Ichiro NAKAHARA, et al .........408

1-8-OR35-05 Comparison between conventional and computer-navigated acetabular cup insertionusing the direct anterior approach for total hip arthroplasty

Dept. of Orthop. Surg., Daini Osaka Police Hosp. Shunsaku NISHIHARA, et al .........408

1-8-OR35-06 Obesity decreases the anteversion of the cup in lateral position total hip arthroplastyDept. of Orthop. Surg., Shinkokura Hosp. Koji ODA, et al .........408

1-8-OR35-07 Accuracy of leg length and offset in THA using an imageless navigation systemDept. of Orthop. Surg., Saiseikai Nakatsu Hosp. Yoshito MINAMI, et al .........409

16：20～17：00 Oral 36 THA Aligment 1 Moderator：Nobuhiro KAKU

1-8-OR36-01 The Study of Coronal Pelvic Inclination for Patients with THADept. of Orthop. Surg., Tohoku Univ. Takayuki SUZUKI, et al .........409

1-8-OR36-02 Evaluation Of The Pelvic Inclination After Total Hip ArthroplastyDept. of Orthop. Surg., Tokushima Medical Univ. Yasuyuki OMICHI, et al .........409

1-8-OR36-03 The change of pelvic obliquity in the patients with severe coronal hip contracture aftertotal hip arthroplastyDept. of Orthop. Medical Engineering. Graduate School of Medicine

Faculty of Medicine, Osaka University Tetsuro TANI, et al .........409

1-8-OR36-04 The classification of preoperative scoliosis and pelvic inclination in hip osteoarthritisand the effects to postperative coronal alignment after THA

Dept. of Orthop. Surg., Hyogo Rehabilitation Central Hosp. Ryota NISHIDA, et al .........410

1-8-OR36-05 Is the leg length discrepancy associated with coronal spinal balance?Dept. of Orthop. Surg.

Japanese Red Cross Nagoya Daini Hospital Yoshitoshi HIGUCHI, et al .........410

17：00～17：40 Oral 37 THA Aligment 2 Moderator：Hirotaka IGUCHI

1-8-OR37-01 Changes in Pelvic Inclination After THA Using ALS Approach and Analysis ofAffecting Factors

Dept. of Orthop. Surg.,Japanese Red Cross Musashino Hosp. Shigeru MURASAWA, et al .........410



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1-8-OR37-02 Change of Pelvic Sagittal Inclination after Total Hip Arthroplasty with CT-basedNavigation System Over 10 Years Follow-up

Dept. of Orthop. Surg., Osaka National Hospital Kazuma TAKASHIMA, et al .........410

1-8-OR37-03 Effects of total hip arthroplasty on lower limb alignment and pelvic tiltDept. of Orthop. Surg., Nagoya Medical Univ. Hiroyuki YOKOI, et al .........411

1-8-OR37-04 20 years follow-up of pelvic tilt in supine, standing, and sitting positionDept. of Orthop. Surg., Osaka Univ. Hidetoshi HAMADA, et al .........411

1-8-OR37-05 Change of pelvic lateral tilt angle after total hip arthroplasty in bilateral hiposteoarthritis patients

Dept. of Orthop. Surg., Nara Medical Univ. Mitsuru MUNEMOTO, et al .........411

17：50～18：50 Evening Seminar 6 Moderator：Yasuharu NAKASHIMA

1-8-ES6-01 Anatomical Knowledge and Surgical Technique for Minimal Invasive AnteriorApproach Total Hip Arthroplasty（AMIS/Inter-Tissue Sparing Technique）

Hip ＆ Arthroplasty Center, Dept. of Orthop. Surg.,Shizuoka Red Cross Hosp. Toru NISHIWAKI .........307

Sponsored by Medacta Japan Co., Ltd.



Day2Feb.22(Sat.)

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8：00～8：40 Oral 38 TKA Rotation Moderator：Toshifumi WATANABE

1-9-OR38-01 Evaluation of the operation support system using femoral anterior tangent line fordetermining intraoperative femoral component rotation in total knee arthroplasty

Dept. of Orthop. Surg. and Rheumatology,Nagoya Medical Center Yosuke HATTORI, et al .........411

1-9-OR38-02 Reliability of Second Metatarsal Bone as a Distal Landmark to Determine TibialLongitudinal Axis with an Extramedullary Tibial Guide in Total Knee Arthroplasty

Dept. of Orthop. Surg., Ogori Dai-ichi General Hosp. Yutaka SUETOMI, et al .........412

1-9-OR38-03 Actual postoperative femoral component external rotation in total knee arthroplastyusing the posterior condylar referencing guide

Dept. of Orthop. Surg., Chiba Rehabilitation Center Tadashi TSUKEOKA, et al .........412

1-9-OR38-04 Relationship between femoral bowing and orientation of the surgical epicondylar axisin the coronal plane in varus knee osteoarthritis

Dept. of Orthop. Surg., Yokohama City Univ. Shuntaro NEJIMA, et al .........412

1-9-OR38-05 A Retrospective Cohort Study the Association between Malrotation of the Componentsof a Fixed-bearing Total Knee Prostheses and a Postoperative Rotational Mismatchbetween the Femur and the Tibia

Dept. of Orthop. Surg., Osaka City Univ. Hideki UEYAMA, et al .........412

8：40～9：20 Oral 39 TKA Aligment 1 Moderator：Shinichi KURIYAMA

1-9-OR39-01 Investigation of relationship between pre- and post-operative tibial rotation relative tofemur in total knee arthroplasty

Dept. of Orthop. Surg., Hamamatsu Univ. School of Medicine Mitsuru HANADA, et al .........413

1-9-OR39-02 Examination of rotation position of tibial component and its failure factor in TKADept. of Orthop. Surg., Uchida Hosp. Chika ABE, et al .........413

1-9-OR39-03 Relationship between the change of femorotibial 3-demensional alignment and clinicalevaluation in TKA - Comparison between pre- and postoperative changes and healthyelderly alignment -

Dept. of Orthop. Surg., Niigata medical ceter Hosp. Yuki TAKAHASHI, et al .........413

1-9-OR39-04 The rotational alignment of the tibial component at total knee replacement usingcomputer navigated ROM technique

Dept. of Orthop. Surg., Shiga Univ. Medical Science Tsutomu MAEDA, et al .........413

1-9-OR39-05 The retrospective study for rotaional alignment of the femoral component using MRIDept. of Orthop. Surg., Yoshida General Hospital Tomohiro KATO, et al .........414

9：20～10：08 Oral 40 TKA Aligment 2 Moderator：Ryuji NAGAMINE

1-9-OR40-01 Factors Affecting Medial Proximal Tibial Angle in Japanese Patients with MedialOsteoarthritis of the Knee

kawasaki saiwai hospital Kurato JONISHI, et al .........414

1-9-OR40-02 Consideration of factors of joint line obliquity after total knee arthroplastyDept. of Orthop. Surg., Kyorin Univ. Yukinori SATO, et al .........414



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1-9-OR40-03 Kinematically aligned TKA could approach normal knee jointDept. of Orthop. Surg., Hiroshima City Hirohima Citizens Hospital Yoshinori SODA, et al .........414

1-9-OR40-04 Evaluation of Coronal Alignment in Kinematically Aligned Total Knee ArthroplastyDept. of Orthop. Surg., Tama-Hokubu Medical Center Young Jin JU, et al .........415

1-9-OR40-05 Comparison of postoperative mechanical axis of the limb between kinematic alignmentand mechanical alignment after navigation assisted total knee arthroplasty

Dept. of Orthop. Surg., Teikyo Univ. School of Medicine Takashi KOBAYASHI, et al .........415

1-9-OR40-06 Radiological Evaluation of Contact Point in Kinematically and Mechanically AlignedTKA

Dept. of. Orthop. Surg.,Hiroshima City Hiroshima Citizens Hosp. Mitsuhiro NAKAMURA, et al .........415

10：15～11：11 Oral 41 TKA Implant design Moderator：Tokifumi MAJIMA

1-9-OR41-01 Comparison of TKA with a different conceppt; medial pivot type and bicruciatestabilized type

Dept. of Orthop. Surg., Abashiri Kousei General Hospital Reo GOTO, et al .........415

1-9-OR41-02 Outcomes of Total Knee Arthroplasty with the Use of a NexGen MIS TibialComponent: A Systematic Review

Dept. of Orthop. Surg., Anshin Hosp. Naoki NAKANO, et al .........416

1-9-OR41-03 Influence of CS bearing form of posterior lip in TKANaniwaikuno Hosp. Joint Arthroplasty Center Yoshiaki OKAJIMA, et al .........416

1-9-OR41-04 The Infuence of ACL Function for Postoperative Clinical Results and Patients ReportOutcome Measures in CR TKA with Medial Congruent Surface

Dep. of Orthop. Sirg., Suwa Central Hospital Shinichi SHIRASAWA .........416

1-9-OR41-05 Intraoperative Tibiofemoral Anteroposterior Position of Journey 2 CR Total KneeArthroplasty（TKA）-comparisons with Preoperative Condition and BicruciateSubstituting TKA-

Dept. of Orthop. Surg., Kobe Kaisei Hosp. Kazunari ISHIDA, et al .........416

1-9-OR41-06 Comparison of the Tibial Component Position and Posterior Slope among Four Mobile-bearing TKA Implants

Dept. of Orthop. Surg., Osaka General Medical Centre Koji NOMURA, et al .........417

1-9-OR41-07 Clinical results of the posterior slope angle by Total Knee Arthroplasty using theKinematic Retaining type implant

Orthop. Surg., Marunouchi Hosp. Hosei-Kai. Atsushi SOBAJIMA, et al .........417

11：30～12：30 Luncheon Seminar 8 Moderator：Masahiro HASEGAWA

1-9-LS8-01 Initia Hip System, Direct Anterior Approach, Outpatient/InpatientMethodist McKinney Hospital/

Baylor Scott ＆ White Surgical Hospital Sherman/Medical City McKinney/

Baylor Scott ＆ White Medical Center Plano/Baylor Scott ＆ White Medical Center McKinney Charles E. TOULSON .........297

Sponsored by KYOCERA Corporation



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15：15～15：55 Oral 42 TKA Surgical technique 1 Moderator：Hideto FUJII

1-9-OR42-01 Clinical results of ligament balancing by selective soft tissue release in primary totalknee arthroplasty

Dept. of Orthop. Surg., Ehime Univ. Tatsuhiko KUTSUNA, et al .........417

1-9-OR42-02 Lateral laxity during TKA does not affect short-term clinical outcomesDept. of Orthop. Surg., Kyoto Univ. Shinichiro NAKAMURA, et al .........417

1-9-OR42-03 Natural Change of the Soft Tissue Balance after Total Knee Arthroplasty followingHigh Tibial Osteotomy

Hokkaido Orthop. Memorial Hosp. Susumu MIKAMI, et al .........418

1-9-OR42-04 Challenges and solutions on wound closure and dressing in total knee arthroplasty:consensus through Delphi technique

Dept. of Orthop. Surg., Keio Univ. Kengo HARATO, et al .........418

1-9-OR42-05 Primary Total Knee Arthroplasty in Severe Valgus DeformityDept. of Orthop. Surg., Osaka National Hosp. Keiji IWAMOTO, et al .........418

15：55～16：35 Oral 43 TKA Surgical technique 2 Moderator：Eiji YOSHIMOTO

1-9-OR43-01 Comparison of Outcome between Kinematic Alignment and Mechanical Alignment ofBilateral TKA to Osteoarthritis with Varus Deformity

Dept. of Orthop. Surg., JCHO Yugawara Hosp. Kazuhiko MICHISHITA, et al .........418

1-9-OR43-02 Is there a correlation between preoperative varus angle in varus knee OA andcontracture of medial knee soft tissue in TKA? -Evaluation by navigation-

Dept. of Orthop. Surg., Teikyo Medical Univ. Nobuhiro NISHIHARA, et al .........419

1-9-OR43-03 Validity of“Sulcus Cut”in Distal Femoral Resection of Total Knee ArthroplastyMorooka Orthop. Hosp. Shizuhide NAKAYAMA, et al .........419

1-9-OR43-04 Comparison of Sulcus cut technique and Distal cutting block method in bilateral totalknee arthroplasty

Dept. of Orthop. Surg., Naniwa Ikuno hospital. Yuichi KISHIMURA, et al .........419

1-9-OR43-05 Correlation between cement mantle or cement anchor and radiolucent line in total kneearthroplasty

Fukuoka Orthop. Hosp. Kunio IURA, et al .........419

16：45～17：41 Oral 44 TKA Difficult case Moderator：Makoto KONDO

1-9-OR44-01 Result of Total Knee Arthroplasty after Open wedge high tibial osteotomyDept. of Orthop. Surg., Fukuoka Rehabilitation Hospital Hirofumi HANADA, et al .........420

1-9-OR44-02 Study on Conversion TKA after Opening Wedge High Tibial OsteotomyDept. of Joint Surg., Sakaide Kaisei Hospital. Nobuhiro CHIKAISHI, et al .........420

1-9-OR44-03 Midterm results of NexGen LCCK by hybrid cementing techniqueAnshin Hospital Kiyonori MIZUNO, et al .........420

1-9-OR44-04 Comparison in the implant of revision knee arthroplastyKugawa Hosp. for Orthop. Surg. Yusuke AKAOKA, et al .........420



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1-9-OR44-05 Surgical treatment of femoral supracondylar fractures after total knee arthroplasty -Open reduction and internal fixation vs Revision TKA using megaprothesisDepartment of Orthopaedic Surgery, Osaka Rosai Hospital Shintaro TAKAHASHI, et al .........421

1-9-OR44-06 Treatment Strategy of the Total Knee Arthroplasty RevisionSonoda Joint Replacement Center Hospital Masamitsu SAKAMOTO, et al .........421

1-9-OR44-07 Supracondylar Periprosthetic Femur Fractures after TKADept. of Orthop. Surg., Kawaguchi Kogyo General Hosp. Ryota SEKI, et al .........421



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8：30～9：30 Video Session 2 Moderator：Ryuichi GEJO

1-10-VS2-01 Surgical Approach for Total Knee Arthroplasty in Severe Varus and FlexionDeformities

Dept. of Orthop. Surg. and Sport Medicine, Kawasaki Medical School Nobuhiro ABE .........289

1-10-VS2-02 Total knee arthroplasty in the valgus knee - tips and tricks -Dept. of Orthop. Surg., Toho Univ Takashi NAKAMURA .........290

10：10～11：10 Video Session 3 Cemented vs. Cementless total hip arthroplastyModerator：Yasuharu NAKASHIMA

1-10-VS3-01 Knacks for safety procedure of cemented total hip arthroplastyDept. of Orthop. Surg., Hamamatsu Medical Center/

Hip and Knee Reconstruction Arthroplasty Center, HamamatsuMedical Center Toshiki IWASE .........290

1-10-VS3-02 Cemntless THADept. of Orthop. Surg., Fukuoka Univ. Takuaki YAMAMOTO .........291

13：00～14：00 Legend Seminar 2 THA Legend Seminar Moderator：Takashi NAKAMURA

1-10-LG2-01 Proposals for the future of total hip arthroplastyKansai Medical University Medical Center Hirokazu IIDA .........279

Gold sponsors: Smith ＆ Nephew PLC/SENKO MEDICAL INSTRUMENT Mfg. Co., Ltd/Johnson ＆ Johnson K.K./KYOCERA Corporation

Silver sponsors: ASAHI KASEI PHARMA CORPORATION/TEIJIN NAKASHIMA MEDICAL CO., LTD./Japan Medical Dynamic Marketing, INC./United Biomech Japan Inc.

14：10～15：10 Educational Lecture 2 （JOANR orientation session）Moderator：Takashi NAKAMURA

1-10-EL2-01 Current status of joint replacement on the base of the data of Japan ArthroplastyRegister

Dept. of Orthop. Surg., Gifu Univ. Haruhiko AKIYAMA .........284

15：20～17：20 Special program Debate Session 1 Surgical approaches in total hip arthroplastyModerators：Kazuo HIRAKAWA, Seiya JINGUSHI

1-10-DB1-01 Techniques and innovation for DAADept. of Orthop. Surg., Aichi Koseiren Konan Kosei Hosp. Masashi KAWASAKI, et al .........327

1-10-DB1-02 Techniques and innovation for ALS approachDept. of Orthop. Surg., Keio Univ Arihiko KANAJI, et al .........327

1-10-DB1-03 Techniques and innovation for OCM approachDept. of Orthop. Surg., Toyama Prefectural Central Hosp. Takuya NAKAMURA, et al .........328

1-10-DB1-04 Techniques and innovation for posterior approachDept. of Orthop. Surg., Fac. of Med., Saga Univ. Masaaki MAWATARI .........328



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8：00～8：56 Oral 45 THA Outcome 1 Moderator：Hiroshi ITO

1-11-OR45-01 Mid-Term Results of the Zweymuller stem for champage-flute femursDept. of Orthop. Surg., Sapporo Medical Univ. Kenji TATEDA, et al .........421

1-11-OR45-02 Long term result of total hip arthroplasty using Mallory-Head stem and boneremodeling

Dept. of Orthop. Surg.,Yamaguchi University Graduate School of Medicine Atsunori TOKUSHIGE, et al .........422

1-11-OR45-03 Long-term Clinical Results of the CentPillar StemDept. of Orthop. Medical Engineering, Osaka Univ. Keisuke UEMURA, et al .........422

1-11-OR45-04 Medium and long term results with the Bicontact stemDept. of Orthop. Surg., Saitama Citizens Medical Center Hironobu ISHIGAMI, et al .........422

1-11-OR45-05 Long-term outcome of A modified S-ROM stem in primary total hip arthroplasty fordevelopmental dysplasia of the hip

Dept. of Orthop. Surg., Tokyo Jikei Univ. Yohei MATSUSHITA, et al .........422

1-11-OR45-06 Long-term Results of Total Hip Arthroplasty Using VerSys Stem: A Minimum of 15-year Follow-up

Dept. of Orthop. Surg., Toyama Prefectural Central Hosp. Yuta NAKAMURA, et al .........423

1-11-OR45-07 Long-term results of total hip replacement using Thrust Plate Hip Prosthesis forosteoarthritis of the hip and femoral head necrosis

Dept. of Orthop. Surg., Hiroshima Univ. Junichi SUMII, et al .........423

8：56～9：44 Oral 46 THA Outcome 2 Moderator：Kazuo KANEKO

1-11-OR46-01 Evaluation of contact between Stem and femoral cortex in patients with femoral painafter total hip arthroplasty

Dept. of Orthop. Surg., Hiroshima Univ. Tadashi INOUE, et al .........423

1-11-OR46-02 Postoperative radiographic reaction in short tapered wedge stem for cementless totalhip arthroplasty

Dept. of Orthop. Tokushima Univ. Tomohiro GOTO, et al .........423

1-11-OR46-03 periprosthetic bone mineral density with HA-collared triple taper stem wasconsistently maintained in the proximal femurDept. of Orthop. Surg., Kobe Univ. Graduate School of Medicine Shinya HAYASHI, et al .........424

1-11-OR46-04 Comparison of changes in early bone reaction after remodeling of fit and fill stemdesign

Dept. of Orthop. Surg., Nagoya Univ. Daisaku KATO, et al .........424

1-11-OR46-05 Minimally over five years clinical outcome of Primary THA with Revelation HipSystem using Density Mapping

Dept. of Orthop. Surg., Tosei General Hospital/Dept. of Rehabilitation Section., Tosei General Hospital/

Dept. of Orthop. Surg., Nagoya City University Nobuyuki WATANABE, et al .........424



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1-11-OR46-06 Study of Preoperative Factors Associated with Bone Mineral Density Loss in Zone7after Total hip Arthroplasty

Dept. of Orthop. Surg., Yokohama City Univ Akira MORITA, et al .........424

9：50～10：30 Oral 47 THA Outcome 3 Moderator：Tetsuya JINNO

1-11-OR47-01 Implant impingement in the cases within the Lewinnek safe zoneDept. of Orthop. Surg., Chiba Univ. Shigeo HAGIWARA, et al .........425

1-11-OR47-02 Spine pathology can have a impact to late dislocation after primary and revision totalhip arthroplasty

Dept. of Orthop. Surg., Kyoto City Hospital Youngwoo KIM, et al .........425

1-11-OR47-03 Too difficult to predict the dislocation of THA in severe obesity patientDept. of Orthop. Surg., Toshiba Rinkan Hospital Akira KOBAYASHI .........425

1-11-OR47-04 Risk factors for dislocation after primary total hip arthroplastyDept. of Orthop. Surg., Tohoku Univ. Itsuki OIZUMI, et al .........425

1-11-OR47-05 Evaluation of hip dislocation resistance in total hip arthropasty using 3D simulationanalysis

Dept. of artificial joints and biomaterials, graduate school ofbiomedical ＆ health sciences, Hiroshima Univ. Takeshi SHOJI, et al .........426

10：30～11：18 Oral 48 THA Outcome 4 Moderator：Etsuo CHOSA

1-11-OR48-01 Minimum 5 years Results and Radiographic Assessments of Total Hip ArthroplastyUsing Curved Short Stem

Center for Arthritis and Joint Surg.Saiseikai Narashino Hosp. Takeshi MIYASAKA, et al .........426

1-11-OR48-02 Mid- and long-term results of S-ROM-A stemDept. of Orthop. Surg., Nagasaki Univ Kyosuke KOBAYASHI, et al .........426

1-11-OR48-03 Long term outcome of ceramic on ceramic THA with Alumina Bearing SurfaceDept. of Orthop. Surg., Mie Univ. Hiroki WAKABAYASHI, et al .........426

1-11-OR48-04 Long-term results of total hip arthroplasty using AHFIX systemDept. of Orthop. Surg., Kanazawa Medical Univ. Yuhei NUMATA, et al .........427

1-11-OR48-05 Medium and long-term results of cementless THAChiba rosai Hospital Ryutaro IWASAKI, et al .........427

1-11-OR48-06 Investigation of Follow-up Survey Rate of 10 Years After Total Hip ArthroplastyDept. of Orthop. Surg., Wakayama Saiseikai Hosp. Masazumi TANIGAMI, et al .........427

11：30～12：30 Luncheon Seminar 9 Moderator：Hiroshi IMAI

1-11-LS9-01 Aim at postoperative enviroment without a pain and nausea - The strategy centeringon intravenous acetaminophene for achievement of postoperative DREAM -

Saiseikai Yokohamashi Tobu Hospital,Department of Patient Support Center Hideki TANIGUCHI .........297



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1-11-LS9-02 Pain management after total joint arthroplasty -evaluating of the effect of intravenousacetaminophen-

Dept. of Orthop. Surg., Nishinomiya Kaisei Hosp. Shigeo FUKUNISHI .........298

Sponsored by Terumo corporation

15：15～15：55 Oral 49 Cemented THA 1 Moderator：Hiromi OTSUKA

1-11-OR49-01 The anteversion and aligment of cement stem varied more widely than that ofcementless stem

Dept. of Orthop., Nagoya Univ. Yasuhiko TAKEGAMI, et al .........427

1-11-OR49-02 Comparison of middle-term result in total hip arthroplasty after a minimum 10-yearsfollow up: Elite plus and C-stem

Dept. of Orthop. Surg., Matsudo City General Hosp. Shota NAKAGAWA, et al .........428

1-11-OR49-03 Effect of Design Differences on Clinical Result after Ten Years in Polished TaperedCemented Stem

Dept. of Orthop. Surg., Shinshu Univ. Tomoya IWAASA, et al .........428

1-11-OR49-04 Long term results of total hip arthroplasty with a double-tapered βtitanium cementedfemoral stem

Dept. of Orthop. Surg., Kyoto Univ. Yusuke TAKAOKA, et al .........428

1-11-OR49-05 Mid-term results of cement-in-cement technique for the femoral side -multi-centerstudy-

Dept. of Orthop. Surg., Inst. of Joint Replacement, Kyoto KatsuraHosp. Hiroshi FUJITA, et al .........428



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9：00～11：00 Hands-on Seminar 1

1-12-HS1 Total Knee Arthroplasty with Navigation SystemTeikyo University School of Medicine Takumi NAKAGAWA

Teikyo University School of Medicine Hironari MASUDA

Sponsored by Stryker Japan K.K.

15：20～17：20 Hands-on Seminar 2

1-12-HS2 Performing THA by 2 surgeons through ALS approach/Surgical tips of the full HAcompaction stemTakatsuki General Hospital/Vice president of Joint Replacement

Center, Chief of Orthopedics Surgery Takaaki FUJISHIRO

Sponsored by Smith ＆ Nephew PLC



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Friday, February 21, Poster Room

14：10～14：40 Poster 1 TKA Gap Moderator：Masaaki KOBAYASHI

PS1-01 Precut technique decrease the midflexion laxity comparison to measured resectiontechnique in cruciate retaining TKA

Dept. Orthop. Surg., Katsuragi hosp. Shuhei ODA, et al .........500

PS1-02 Implant gaps measured by balancers with different joint surfacesDept. of Orthop. Surg., Kumamoto Kinoh Hospital Hirokazu TAKAI, et al .........500

PS1-03 Relationship between posterior condyle offset change and extension gapDept. of Orthop. Surg., Hiroshima University Hospital Akinori NEKOMOTO, et al .........500

PS1-04 Optimal tension at flexion gap measurement in gap balancing technique for posteriorstabilized total knee arthroplasty

Dept. of Orthop. Surg., Bange Kosei General Hosp. Tadashi KIKUCHI, et al .........500

PS1-05 Can we predict flexion component gap before femoral posterior condylar cutting in CRand PS TKA?

Dept. of Orthop. Surg., Toyama Univ. Hayato MINE, et al .........501

PS1-06 Evaluation of intraoperative flexion gap using a curved gap gauge in total kneearthroplasty

Dept. of Orthop. Surg., Hokkusuikai kinen Hosp. Masahiro NISHINO, et al .........501

14：40～15：00 Poster 2 TKA Clinical pathways Moderator：Hideki DATE

PS2-01 Examination of total knee arthroplasty cases introducing a new approach to the 10-dayclinical path

Department of Rehabilitation, Rakuwakai Marutamachi Hospital Yuki ISHIZUKA, et al .........501

PS2-02 Effect of Early Physical Therapy Post-operative 6 Hours after TKADept. of Rehabil., Nagoya Orthopaedic and Joint Replacement Clinic Yuuki SUZUKI, et al .........501

PS2-03 The our clinical path achievement status and variance analysis in total kneearthroplasty patients

Rehabilitation. Saitama Medical Center Seiya KATO, et al .........502

PS2-04 Factors Influencing in Descending Stairs with Step Over Step at One Month AfterTotal Knee Arthroplasty

Dept. of Rehabilitation, Onishi Hosp. Yoshihiro KISHIMOTO, et al .........502

14：10～14：45 Poster 3 TKA Complication 1 Moderator：Takuya IKUTA

PS3-01 Complications After Total Knee ArthroplastyNational Hosp. Organization Kofu National Hosp. Takashi YAMASHITA, et al .........502

PS3-02 TiNbN Coated Implant for Knee Osteoarthritis Patient with Metal Allergy: A CaseReport

Joint Replacement Center, Tokyo Medical Center/Dept. Orthop. Surg., Tokyo Medical Center Kazuya KANEDA, et al .........502



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PS3-03 A case of systemic metal allergy after total knee arthroplasty using OxidizedZirconium implants

Dept. of orthop. Surg., Yokohama Rosai Hospital Yasuhiko KOIZUMI, et al .........503

PS3-04 Three cases using titanium niobium nitride（TiNbN）knee implants as a metal allergycountermeasure

Dept. of Orthop. Surg., Dokkyo Medical Univ. Tadashi YAMAMOTO, et al .........503

PS3-05 A case study on tibiofemoral posterior dislocation following PS-TKADept. of Orthop. Surg., Osaka Medical Univ./

Dept. of Orthop. Surg., Rakusai Shimizu Hospital Tomoko MAEDA, et al .........503

PS3-06 Calcaneal insufficiency fracture of same side after total knee arthroplasty: a report ofone case

Dept. of Orthop. Surg., Shirakawa hospital Ippei ABE, et al .........503

PS3-07 Bone metabolism increases after total knee arthroplastyDept. of Orthop. Surg., Saga Univ. Takafumi SHIMAZAKI, et al .........504

14：45～15：25 Poster 4 TKA Complication 2 Moderator：Takao KODAMA

PS4-01 Recurrent hemarthrosis after total knee arthroplasty: A report of four casesDept. of Orthop. Surg., Toyama Municipal Hosp. Kenichi GOSHIMA, et al .........504

PS4-02 A Rare Case of an Inferior Lateral Genicular Artery Pseudoaneurysm Following TotalKnee Arthroplasty

Dept. of Orthop. Surg., Onishi Hospital Hitoshi NOCHI, et al .........504

PS4-03 9 Cases of Extension Mechanism disorder after TKADept. of Orthop. Surg., Minami Matsuyama Hosp. Setsuya KAMEI, et al .........504

PS4-04 Clinical results of total knee arthroplasty for patients with dialysisDept. of Orthop. Surg., Chiba-East National Hosp. Masamichi TAHARA, et al .........505

PS4-05 Postoperative Complications after Total Knee Arthroplasty in dialysis patientsDept. of Orthop. Surg., Chiba Univ. Hiroaki HOSOKAWA, et al .........505

PS4-06 Perioperative Complications in Dialysis Patients Undergoing Total Knee ArthroplastyTORANOMON HOSPITAL KAJIGAYA Naoto KOMATSU, et al .........505

PS4-07 two cases of TKA for traumatic knee arthropathy with metal allergy and severe tibialdeformation

Osaka City General Hospital Yoohak KIM, et al .........505

PS4-08 Changes in Bone Mineral Density of the Proximal Femurs before and after Total KneeArthroplasty for Knee osteoarthritis

Dept. of Orthop. Surg., Tokyo Medical Univ. Sayoko MINATO, et al .........506

14：10～14：35 Poster 5 TKA Implant design Moderator：Keinosuke RYU

PS5-01 Short-term results of total knee arthroplasty with Balanced Knee System TriMaxDept. of Orthop. Surg., Yashima General Hosp. Yoshio ONISHI, et al .........506

PS5-02 Short Term Clinical Experience of Newly Developed Future Knee Posterior StabilizedTotal Arthroplasty

Dept. of Orthop. Surg., Onishi Hospital Hitoshi NOCHI, et al .........506



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PS5-03 Short-term outcome after operation of the total knee arthroplasty by Medacta GMKSphere

Yamaguchi Prefectural Grand Medical Center Takuya SAKAMOTO, et al .........506

PS5-04 Change in Distal Femoral Geometry after TKA with asymmetric design implantDept. of Orthop. Surg., Sapporo Medical Univ. Yohei OKADA, et al .........507

PS5-05 Intraoperative navigation-based kinematics and joint stability of medial pivot total kneearthroplasty

Dept. of Orthop. Surg., Tokyo Univ. Ryota YAMAGAMI, et al .........507

14：35～15：05 Poster 6 TKA Valgus knee・Others Moderator：Ayano KUWASAWA

PS6-01 The Early Radiolucent Lines in the Tibial Side with Vanguard XP are not ProgressiveCenter for Arthritis and Joint Surg., Chiba-ken Saiseikai Narashino Hosp. Jin MIYAGI, et al .........507

PS6-02 Early clinical outcomes of Journey II XR total knee arthroplastyDept. of Orthop. Surg., Kindai Nara Hosp. Akihiro MORITAKE, et al .........507

PS6-03 TKA for hallux valgus in our hospital - Advantage of lateral approach -Dept. of Orthop. Surg., Nishikumamoto Hosp. Koji YAMAGUCHI, et al .........508

PS6-04 Advantages of Lateral Parpatellar Approach in Total knee Arthroplasty for ValgusKnee

Dept. of Orthop. Surg. Gifu Univ. Rie MAKI, et al .........508

PS6-05 Total knee arthroplasty for windswept deformityDept. of Orthop. Surg., Okayama Red Cross Hosp. Takashi KOURA, et al .........508

PS6-06 CR-TKA for valgus kneeDept. of Orthop. Surg., national hospital organization kumamoto

medical center Tetsuya FUKUMOTO .........508

14：10～14：35 Poster 7 Imaging assessment for TKA・planningModerator：Shinichiro NAKAMURA

PS7-01 The Tibial Varus Angle in Knee OsteoarthritisDept. of Orthop. Surg., Yamagata Saisei Hosp./

Dept. of Orthop. Surg., Yamagata Univ. Takeshi SAMESHIMA, et al .........509

PS7-02 Radiographic assessment kinematic alignment with ligament balanceDept. of Bone and Joint Surg., Kawasaki Medical School/

Sonodakai Joint Replacement Center, Tokyo Norifumi UMEHARA, et al .........509

PS7-03 Evalutaion of Anterior Cruiate Ligament Funciton Using Kneelax3 in BCR TKAPatients

Dept. of Orthop. Surg., Aichi Medical Univ. Yuki YAMANASHI, et al .........509

PS7-04 Reliability of the distal index of tibia for determining the rotational axis of tibialcompornent in total knee arthroplasty

Dept. of Orthop. Surg., Tokyo Medical Univ. Taro UEHARA, et al .........509

PS7-05 Preoperative Planning of the Sagittal Cutting Angle of the Distal Femur usingKneeAlign2 -Comparison of Measurement using X-ray and CT-

Minamikawa Orthopaedic Hospital Ryuji ICHIMURA .........510



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14：35～15：10 Poster 8 TKA Osteoprosis Moderator：Yukio AKASAKI

PS8-01 Treatment of osteoporosis for TKA patients in our hospitalDept. of Orthop. Surg., Akita city hospital Manabu AKAGAWA, et al .........510

PS8-02 Preoperative Screening and Postoperative Treatment for Osteoporosis in PatientsUndergoing Total Knee Arthroplasty

Dept. of Orthop. Surg., Akita Rosai Hosp. Chie SATO, et al .........510

PS8-03 Changes in proximal femur bone mineral density after Total Knee Arthroplasty withteriparatide administration

Dept. of Orthop. Surg., Showa Univ. Takashi SHIBUKI, et al .........510

PS8-04 A Study of Osteoporosis of Patients Who Perfomed Knee ArthloplastyDept. of Orthop. Surg., Jinseikai Kohnan Hosp. Eiji ISOYA, et al .........511

PS8-05 Study of Radiolucent Lines around Tibial Tray of Attune RPPS TKADept. of Ortop. Surg., Kizawa Memorial Hosp. Shigeo KANAMORI, et al .........511

PS8-06 Influence of radiolucent line of tibia component difference in cement techniqueDept. of Orthop. Surg., Showa Univ Fumiyoshi KAWASHIMA, et al .........511

PS8-07 Effect of osteoporosis treatment on bone absorption of the proximal medial condyle ofthe tibia after total knee arthroplasty

Dept. of Orthop. Surg., Faculty of Medicine, Saga Univ. Satomi NAGAMINE, et al .........511

14：10～14：45 Poster 9 TKA Surgical technique Moderator：Shuya IDE

PS9-01 Postoperative results after total knee arthroplasty with subvastus approach andmidvastus approach

Dept. of Orthop. Surg., Minato Redcross Hosp. Hiroshi ASANO .........512

PS9-02 Undervastus approach for total knee arthroplastyDept. of Orthop. Surg., Itabashi Chuo Medical Center Nobuhiro YUASA, et al .........512

PS9-03 Evaluation of postoperative tibial slope acuraccy by measuremnt of distance betweenskin and extramedullary guide rod

Nagahama red cross hospital Masahiro ISHIKAWA, et al .........512

PS9-04 Efficacy of Posterior Femoral condyle Cut in PS type Total Knee ArthroplastyDept. of Orthop. Surg., Chuno Kosei Hospital Kiichiro ANDO, et al .........512

PS9-05 The Difference of bone cut volume between the references of bone cut for posteriorcondyle

Dept. of Orthop. Surg., Kurobe City Hosp. Ayano TOKUNAGA, et al .........513

PS9-06 Kinematically Aligned Total Knee Replacement in our hospitalDept. of Orthop. Surg., Yamagata Saisei Hosp. Takao YAMAMOTO, et al .........513

PS9-07 A walking cycle recovering total knee arthroplastyDept. of Orthop., Kawanishi Municipal Hosp. Koichiro OURA .........513

14：45～15：15 Poster 10 TKA Outcome 1 Moderator：Hiroshi ONO

PS10-01 Outcomes of total knee arthroplasty using JKOM score in patients with osteoarthritisDept. of Orthop. Surg., Kamagaya General Hosp. Takeshi MOCHIZUKI, et al .........513



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PS10-02 Factors Influence Patient Satisfaction after Total Knee ArthroplastyDept. of Orthop. Surg., Kochi Medical School Hospital Toshihiro SANO, et al .........514

PS10-03 The difference of postoperative satisfaction between TKA and UKADept. of Orthop. Surg., Keio Univ. Shu KOBAYASHI, et al .........514

PS10-04 Comparison of bilateral simultaneous TKA and bilateral two phase TKAKansai medical Univ Yuki YAMASHITA, et al .........514

PS10-05 Change of alignment of the ankle joint after total knee arthroplastyDept. of Orthop. Surg., Yamaguchi Univ. Hosp. Toshihiro SEKI, et al .........514

PS10-06 Preoperative factors affecting sagittal spinal alignment after TKADept. of Orthop. Surg., National Center for Geriatrics and

Gerontology Hiroki IIDA, et al .........515

14：10～14：45 Poster 11 TKA Outcome 2 Moderator：Akira MAEDA

PS11-01 The effect of total knee arthroplasty for postoperative lumbar spine syndromeDept. of Orthop. Surg., Kobe Rosai Hosp Takuma MAEDA, et al .........515

PS11-02 Verification of the effect of Physical Function Evaluation in the second half year ofTotal Knee Arthroplasty

Dept. of Riha. Yawata Medical Center Takufumi IKEDA, et al .........515

PS11-03 Changes in blood data on lifestyle-related diseases after total knee arthroplastySonodakai joint replacement center hosp. Rie OSHIMA, et al .........515

PS11-04 Changes in muscular strength, activity and body composition preoperative andpostoperative total knee arthroplasty

Dept. of Orthop. Surg., Tokyo Medical Univ. Kyohei NAGAYAMA, et al .........516

PS11-05 A Cross-Sectional Study of the Relationship between Patient-reported OutcomeMeasures and Body Composition - Muscle Mass and Edema - in Cases of Total KneeArthroplasty

Dept. of Orthop. Surg.,Yachiyo Medical Center of Tokyo Women’s Medical Univ. Hiroto TANIGUCHI, et al .........516

PS11-06 The Relationship between Clinical Results and Limbs Muscle Mass after Total KneeArthroplasty

Dept. Orthop. Surg. Shimoshizu Hosp Hiroshi TAMAI, et al .........516

PS11-07 Improvement of gait balance abnormalities after total knee arthroplastyDept. of Orthop. Surg., Nippon Medical School Yasushi OSHIMA, et al .........516

14：45～15：15 Poster 12 TKA Outcome 3 Moderator：Koji TAKAYAMA

PS12-01 Effects of lateral relaxation in flexion on patient satisfaction and clinical outcome afterTKA surgery

Naniwa Ikuno Hosp. Hidekazu TANAKA, et al .........517

PS12-02 The case report, simultaneous femoral corrective osteotomy and total kneearthroplasty for osteoarthritis of the Knee with extra-articular deformity after femoralfracture

Dept. of Orthop. Surg., Shiga University of Medical Science Sho HIROBE, et al .........517



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PS12-03 Results of total knee arthroplasties in elderly patients -Postoperative activities andcomplication rate-

Ashigara-kami hosp. Takeshi KURAKANE, et al .........517

PS12-04 Clinical result of total knee arthroplasty older than 80 years oldAnshin Hospital Kazuhiro MURAYAMA, et al .........517

PS12-05 Clinical outcome of cementless total knee arthroplasty in patients over 80 years of ageDept. Artificial Joints and Biomaterials, Hiroshima Univ. Masakazu ISHIKAWA, et al .........518

PS12-06 Clinical results of prosthetic joint after high tibial osteotomyDept. of Orthop. Surg., Yawata medical center Kazunari KURODA, et al .........518

14：10～14：40 Poster 13 TKA Rehabilitation 1 Moderator：Hiroaki MATSUNO

PS13-01 Difficulties During of Kneeling Ability After Total Knee ArthroplastyDept. of Rehabil.,

Nagoya Orthopaedic and Joint Replacement Clinic Tomoyuki MURASE, et al .........518

PS13-02 Estimation of Lower Limb Muscle Volume by Bioelectrical impedance Analysis afterTotal Knee Arthroplasty

Dept. of Ortop. Surg., Oasaka City Univ. Ayaka TOMIMOTO, et al .........518

PS13-03 The effect of acquisition of wide knee flexion range after total knee arthroplastySainou Hosp. Rehabilitation Dept. Natsuki KANAYAMA, et al .........519

PS13-04 Utility of the outpatient rehabilitation after total knee arthroplasty in this hospitalDept. of Rehabilitation, Fukuoka Mirai Hospital Ryoya KOBAYASHI, et al .........519

PS13-05 Longitudinal gait analysis up to 2 years after bilateral knee arthroplastyMedical Corporation Jinseikai,

Kiminomori rehabilitation hospital/Graduate School of Engineering, Chiba University Tsuneo KAWAHARA, et al .........519

PS13-06 Constrained TKA for the windswept deformity patient with multiple hereditaryexostoses - a case report

Dept. of Rihabiritation., Okayama Kyokuto Hosp. Yuri NAKAYAMA, et al .........519

14：40～15：15 Poster 14 TKA Rehabilitation 2 Moderator：Atsushi NARITA

PS14-01 Effectiveness of Pain Coping Skills Training in inpatients Undergone Total KneeArthroplasty

Dept. of Rehabilitation Medicine, Sonodakai Joint ReplacementCenter Hosp. Yosuke KOMORI, et al .........520

PS14-02 Effect of preoperative knee extensor strength in no-surgical side on the recovery ofknee extensor strength in surgical side after total knee arthroplasty

Dept. of Rehabilitation, Anshin clinic Riuji NAKAGAWA, et al .........520

PS14-03 Preoperative confidence in gait influence on hospitalization and stick gait acquistionafter total knee arthroplasty

Rehabilitation, Kashiba Asahigaoka Hospital/Graduate School of Health Science, Kio University Yuya MAWARIKADO, et al .........520

PS14-04 Trial to shorten hospitalization days after TKA -rehabilitation of in-patient focusing oneducation -

Niigata Univ. Medical and Dental Hosp., Rehabilitation center. Junichi KATO, et al .........520



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PS14-05 Effect of Hip joint range of motion on Knee joint range of motion before and after TotalKnee Arthroplasty

Div. of PT. Kinjo Univ./Dept. of Rehabilitation. Sainou Hosp. Ayako HONMA, et al .........521

PS14-06 The Muscular Function That Affects Subjective Difficulty of Ascending andDescending Stairs After Total Knee Arthroplasty

Dept. of Rehabilitation, Yoshida Orthop. Hosp. Yuta NIWA, et al .........521

PS14-07 Effect Of Knee Flexion Range Of Motion In Hip Extention Position On QOL In PatientsAfter Knee Joint Arthroplasty

Dept. of Rehabilitation., Toyookatyuo Hosp. Shunsuke SHIMOSAWA, et al .........521

14：10～14：45 Poster 15 TKA Rehabilitation 3 Moderator：Sadafumi ICHINOHE

PS15-01 Comparison of Knee Function between Increase or Decrease of Swelling from 4 daysafter Total Knee Arthroplasty

Dept. of Rehabil.,Nagoya Orthopaedic and Joint Replacement Clinic Tomoki OKAHASHI, et al .........521

PS15-02 Treatment of single joint HAL after total knee arthroplasty: evaluation by surfaceelectromyography（EMG）

Department of Rehabilitation Medicine, University of TsukubaHospital Yuichiro SOMA, et al .........522

PS15-03 Factors related to difficulty of stair climbing in after knee arthroplasty -Focus on fear-Dept. of Rehabilitation, Toyooka Chuo Hosp. Yu KUDO, et al .........522

PS15-04 Total Knee Arthroplasty Construction of Prediction Model for T-cane Gait Acquisitionin Early Postoperative Period

Dept. of Rehabilitation. Fukuoka Mirai Hosp. Soichiro FUJITA, et al .........522

PS15-05 Examination of the factor and timed up＆go test cut off value of one week to influenceof the walking ability on two weeks after TKA

Dept. of Rehabilitation., seirei mikatahara General Hosp. Junichi IWAMOTO, et al .........522

PS15-06 Effects of outpatient rehabilitation after discharge after Total Knee ArthroplastyKatsuragi Hosp. Takafumi FUJII, et al .........523

PS15-07 Recovery of knee extensor muscle strength following unicompartmental kneearthroplasty

ShinKaminokawa Hospital Kenzo TAKATOKU, et al .........523

14：45～15：10 Poster 16 TKA in the elderly Moderator：Masashi TAMAKI

PS16-01 The relationship between preoperative function and frailty in the elderly before TotalKnee Arthroplasty

Dept. of Rehabilitation, Kawakita General Hospital Mari TAKASE, et al .........523

PS16-02 Treatment results of total knee arthroplasty to more than 85-year-old in this hospitalDept. of Orthop. Surg., Tottori Prefectural Central Hospital Yasuto TSUKUTANI, et al .........523

PS16-03 Clinical improvement after total knee arthroplasty for 85 years of age or older in ourhosipital

Yamaguchi Red Cross Hosp. Tsuyoshi KANAE, et al .........524



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PS16-04 The study of total knee arthroplasty for elderly persons over 85 years old in ourhospital

Doai Memorial Hospital Kei INOMATA, et al .........524

PS16-05 A case report of 98-year-old super elderly patient undergoing bilateral total kneearthroplasty

Dept. of Orthop. Surg., Mazda hospital Seiju HAYASHI, et al .........524

14：10～14：35 Poster 17 TKA Patient satisfaction Moderator：Eiichi TSUDA

PS17-01 The effect of preoperative evaluation on the clinical outcome TKA patients in ourhospital

Dept. of Rehabilitation, Yamaguchi Prefectural Grand Medical Center Yudo OKI, et al .........524

PS17-02 Influential factors for the achievement of patients’ goal after total knee arthroplastyDept. of Nursing, Nekoyama Miyao Hosp. Yuko ODA, et al .........525

PS17-03 Gait Factors at Discharge Which Improve Patients Satisfaction 6 Months after TotalKnee Arthroplasty

Dept. of Phys Thrapy., Josai International Univ. Yasushi KURIHARA, et al .........525

PS17-04 Improvement of Physical Function and Quality of Life by Total Knee Arthroplasty: a 6months follow-up

Dept. Phys Therapy., Josai International Univ. Hironori OHSUGI, et al .........525

PS17-05 Middle and short term result of UKA（Comparison with TKA based on Oxford KneeScore）

Funabashi Medical Center Orthop. Surg. Kan TAKASE .........525

14：35～15：05 Poster 18 TKA Range of motion 1 Moderator：Masahiro NOZAKI

PS18-01 Effect of posterior tibial slope of tibial component on the postoperative range of motionin cruciate substituting total knee arthroplasty

Dept. of Orthop. Surg., Kawaguchi Kogyo General Hosp. Toru TAKAHASHI, et al .........526

PS18-02 Investigation of the effect of femoral and tibial component position on the range of kneemotion after total knee arthroplasty

Dept. of Orthop. Surg., Hamamatsu Medical Univ Takaaki IMADA, et al .........526

PS18-03 Effect of posterior condylar offset on knee flexion angle in CR-TKA and PS-TKADept. of Orthop. Surg., Itami City Hosp. Kosuke SAKATA, et al .........526

PS18-04 Effect of Flexion Angle after Total Knee Arthroplasty on Patient-reported OutcomesDept. of Orthop. Surg, Nakadori General Hospital/

Akita Sports Arthroscopy Knee Group Kana SASAKI, et al .........526

PS18-05 TKA for knee flection contractureDept. of Orthop.,

Saitama Medical Center, Saitama Medical Univ. Haruhiko NAKAMURA, et al .........527

PS18-06 Effect of fully knee extention on JOA score in early period of TKADept. of Orthop. Surg., Kawasaki Hosp. Koichi SHIGETA, et al .........527



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14：10～14：35 Poster 19 UKA Complication 1 Moderator：Shigeki ASADA

PS19-01 A case report of revision TKA for loosening of tibial component and tibial fractureearly after UKA

Dept. of Orthop. Surg., Knee Joint Center,Takanohara Central Hospital. Yoshiyuki ISHIMOTO, et al .........527

PS19-02 A case of anteromedial condyle fracture after unilateral knee arthroplastyNissan Tamagawa Hospital Katsuaki YANAGISAWA, et al .........527

PS19-03 Two Cases of Tibia Fracture after UKADept. of Orthop. Surg., Kaga Medical Center Tomoharu TAKAGI .........528

PS19-04 A case report; Osteonecrosis of lateral femoral condyle after bilateralunicompartmental knee arthroplasty

Department of Orthopaedic Surgery, Yokohama City UniversityMedical Center/

Department of Orthopaedic Surgery, Yokohama City UniversitySchool of Medicine Masaki TSUJI, et al .........528

PS19-05 A Case of Early Postoperative Flexion Disorder and Erosion of Patella after UKADept. of Orthop. Surg. kindai hosp Shinji INOUE, et al .........528

14：35～15：10 Poster 20 UKA Complication 2 Moderator：Shigeshi MORI

PS20-01 A Revision TKA After UKA With Recurrent HemarthrosisDept. of Orthop. Surg., Ise Redcross Hosp. Joji MORIKAWA, et al .........528

PS20-02 Case Report: Conversion of UKA to TKA Due to Recurrent Haemarthrosis That WasNot Manageable with Arthroscopic Surgery

Dept. of Orthop. Surg., Takamatsu Heiwa Hosp. Hitoshi MANABE, et al .........529

PS20-03 Case report The 70°spin and natural reduction of meniscal bearing in Oxford UKADept. of Orthop. Surg., International Goodwill Hosp. Toshiki KAWASAKI, et al .........529

PS20-04 Aseptic loosening of non-cemented femoral Oxford unicompartmental knee prosthesisand bearing dislocation: A report of two cases

Dept. of Orthop. Surg., Tokyo Univ. Hiroshi INUI, et al .........529

PS20-05 Recurrent Posterior Dislocation of Mobile Bearing after UKA: a case reportDept. of Orthop. Surg., Japanese Red Cross Okayama Hosp. Yusuke YOKOYAMA, et al .........529

PS20-06 A Case report of Hoffa fracture after Unicondylar Knee ArthroplastyDept. of Orthop. Surg., Ehime Seikyo Hosp. Fumihiko KONISHI, et al .........530

PS20-07 A case of bilateral UKA infectionDept. of Orthop. Surg., Omoromachi Medical Center Kazuhiro OKUDA .........530

14：10～14：50 Poster 21 UKA Outcome 1 Moderator：Eiji TAKEUCHI

PS21-01 The clinical outcome for fixed bearing UKAOkayama Rousai Hospital Toshinori OMORI, et al .........530

PS21-02 Short-term results about Unicompartmental Knee Arthroplasty in our instituteDept. of Orthop. Surg., Kariya Toyota General Hosp. Keita SHIMIZU, et al .........530



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PS21-03 Comparison of short time results between Oxford phase 3 and Persona Partial KneeMaeno Orthop. Kei IMAGAWA, et al .........531

PS21-04 Long-term results of UKA for osteonecrosis of medial femoral condyleDept. of Orthop. Surg., Kagawa Univ. Faculty of Medicine Yoichi ISHIBASHI, et al .........531

PS21-05 Short-term Clinical Results of Cementless Oxford UKA for Spontaneous Osteonecrosisof the Knee

Nishinomiya Joint Reconstruction Center,Nishinomiya Watanabe Hosp. Shinichi FUKUOKA, et al .........531

PS21-06 Short-term results of lateral unicompartmental Knee arthroplasty using PKRDept. of Orthop. Surg., Kansai Medical University Hospital Tomohiro KAMO, et al .........531

PS21-07 Can the postoperative range of motion after unicompartmental knee arthroplasty bepredicted from preoperative range of motion and other preoperative factors?

Dept. of Orthop. Surgery. and Joint Surgery. Centre, TakatsukiGeneral Hospital Kensuke ANJIKI, et al .........532

PS21-08 Clinical Outcome of Fixed UKADept. of Orthop. Surg., Prefectural Akitsu Hosp. Toshihiko GOTO, et al .........532

14：50～15：30 Poster 22 UKA Outcome 2 Moderator：Keiji TENSHO

PS22-01 Clinical Outcome of Simultaneous Bilateral UKAMed. Corp., Kyosaikai, Shimizu Hospital Yu OKUNO, et al .........532

PS22-02 Comparison of Post-operative Recovery between Unicompartmental KneeArthroplasty and Total Knee Arthroplasty

Dept. of Orthop. Surg., Kasugai Municipal Hospital. Atsunori MURASE, et al .........532

PS22-03 Is simultaneous TKA/UKA better than bilateral simultaneous TKA?Dept. of Orthop. Surgery. and Joint Surgery. Centre,

Takatsuki General Hospital. Naosuke NAGATA, et al .........533

PS22-04 Comparison of operative invasion and short time results between UKA and TKAMaeno Orthop. Kei IMAGAWA, et al .........533

PS22-05 Unicompartmental Knee Arthroplasty for Varus KneeSaitama Medical Center Ryota TAKEI, et al .........533

PS22-06 Short term result of Oxford UKA including patient reported outcomeDept. of Orthop. Surg., Nagoya City Univ. Makoto KOBAYASHI, et al .........533

PS22-07 Relationship between patient-based outcome score and installation angle of tibialcomponent in postoperative unicompartmental knee arthroplasty patients

Dept. of Orthop. Surg., Hamamatsu Univ. School of Medicine Kensuke HOTTA, et al .........534

PS22-08 Evaluation of the bone resection in two different UKA implantsDept. of Orthop. Surg., Gifu Univ. Sho AKATSUKA, et al .........534

14：10～14：35 Poster 23 TKA Pain management 1 Moderator：Junji CHIBA

PS23-01 Usefulness of Duloxetine for pain control after total knee arthroplasty in patients withcentral sensitization: five cases reports

Dept. of Orhtop. Surg., Japanese Red Cross Society Kyoto DaiichiHospital Atsuo INOUE, et al .........534



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PS23-02 The effect of Duloxetine for patients who waits for TKADept. of Orthop. Surg., Kyoto Shimogamo Hosp. Masahiko KOBAYASHI .........534

PS23-03 Pain management after total knee arthroplasty-the effect of periarticular analgesicinjection at postoperative day 1-

Dept. of Orthop. Surg., Yamaguchi Red Cross Hosp Tatsuya TOKUMARU, et al .........535

PS23-04 The Usefulness of Intravenous Acetaminophen Drip Regarding Pain Control After theKnee Arthroplasty

Dept. of Orthop. Surg., Sanyudo Hosp./Dept. of Orthop. Surg., Yamagata Univ. Takahiro IGARASHI, et al .........535

PS23-05 Manual lymph drainage relieves pain after bilateral total knee arthroplastyDept. of Nursing, Takaoka Saiseikai Hosp Chiaki NAKADA, et al .........535

14：35～15：00 Poster 24 TKA Pain management 2 Moderator：Sachiyuki TSUKADA

PS24-01 Influence of severe pain after total knee arthroplastyDept. of reha., Isikawa Hosp. Ryoma NAKATANI, et al .........535

PS24-02 Effect of adductor canal block for pain management after total knee arthroplastyDept. of Orthop. Surg., Saiseikai Matsusaka Hosp. Hironori UNNO, et al .........536

PS24-03 Efficacy of Femoral Nerve Blocks in patients undergoing multimodal cocktailperiarticular injection for Total Knee Arthroplasty

Hokkaido Esashi Hosp. Kohei SHIMOYAMA, et al .........536

PS24-04 Examination of patient satisfaction and nursing workload by additional cocktailinjection on the day after TKA operation

Dept. of Orthop. Ward, Saiseikai Toyama Hosp. Michiko IMAICHI, et al .........536

PS24-05 Comparison of unilateral total knee arthroplasty every a week with simultaneousbilateral total knee arthroplasty with periarticular cocktail injection on the next day ofthe surgery

Saiseikai Toyama Hosp. Orthop Surg., Yuto TAKASHIMA, et al .........536

14：10～14：50 Poster 25 TKA Case study・difficult cases 1 Moderator：Yoshiaki OKAJIMA

PS25-01 A case of total knee arthroplasty for SPONK with old quadriceps tendon ruptureDept. of Orthop. Surg., Kinki Univ. Teruaki HASHIMOTO, et al .........537

PS25-02 Rupture of Vastus Medialis after Total Knee Arthroplasty A Case ReportDept. of Orthop. Surg., Okayama Medical Center Naoki TAKATA, et al .........537

PS25-03 Primary total joint arthroplasty for fractures around osuteoarthritis of elderlyKameda Daiichi Hospital Shin WATANABE, et al .........537

PS25-04 A case of using teriparatide for notching after TKA operationJCHO Shiga Hospital Masato TANEMURA, et al .........537

PS25-05 Unilateral coxitis knee in which three joint arthroplasties of bilateral lower limbs wereperformed. A case report

Dept. of Orthop. Surg., Fukui Prefectural Hospital Tomonori MISAKI, et al .........538

PS25-06 Two cases of TKA in cases where unaffected knee arthrodesis was performedDept. of Orthop. Surg., Hakodate Goryokaku hospital, Hokkaido,

Japan Taihei MIURA, et al .........538



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PS25-07 TKA for the coxitis knee due to ipsilateral hip fusion; two case reportDept. of Orthop. Surg., Nagasaki Ekisaikai Hospital Masatsugu SUEHIRO, et al .........538

PS25-08 Total knee arthroplasty in achondroplasia: A case reportDept. of Orthop. Surg., kyorin Univ. Masatoshi TAKAYANAGI, et al .........538

14：50～15：25 Poster 26 TKA Case study・difficult cases 2 Moderator：Mitsuhiko KUBO

PS26-01 Metallic Discoloration in a Patient with Total Knee ArthroplastyDept. of Orthop. Surg., Tokyo Teishin Hosp. Koji MATSUO, et al .........539

PS26-02 A case of revision surgery for TKA about 50 years agoDept. of Orthop. Surg., Red Cross Saitama Hosp. Akira IZUMI, et al .........539

PS26-03 Functional recovery of ankle arthritis after total knee arthroplastyDept. of Orthop. Surg., JCHO Hoshigaoka Medical Center Yasuo KUNUGIZA, et al .........539

PS26-04 Tibiofemoral Dislocation after Total Knee Arthroplasty: A Case ReportDept. of Orthop. Surg., National Hospital Organization,

Yokohama Medical Center Hideo KOBAYASHI, et al .........539

PS26-05 Two Cases of Temporary Total Knee Replacement for Peri-Knee Fractures withOsteoarthritis

Izumi city general hospital Shoichi UEDA, et al .........540

PS26-06 TKA using Revision system for AO C3 tibial plateau fracture in elderlyYamaguchi prefectural grand medical center Hiroki YAMAGATA, et al .........540

PS26-07 Total Knee Arthroplasty for Medial Knee Osteoarthritis Complicated with HabitualPatella Dislocation

Dept. of Orthop., Saitama Medical Center,Saitama Medical Univ. Satoshi IKEMUNE, et al .........540

14：10～14：35 Poster 27 TKA Rotational alignment 1 Moderator：Satoshi ROPPONGI

PS27-01 Examination of joint line by the difference of full length radiography of standing legafter TKA

Dept. of Orthop. Surg., Yamagata Saisei Hospital Shuji TOYONO, et al .........540

PS27-02 Does femoral lateral bowing progress after total knee arthroplasty?Dept. of Orthop. Surg., Nagoya Univ. Shinya ISHIZUKA, et al .........541

PS27-03 Correlation between bone cutting error and CT intensity in total knee arthroplastyDept. of Orthop. Surg., Kumamoto kinoh Hosp Kazutaka MIZUTA, et al .........541

PS27-04 Tibial Extra Medullary Guide Combined with Ultrasonography（Case Series）Dept. of Orthop. Surg., Kochi Medical Univ. Natsuki SUGIMURA, et al .........541

PS27-05 Postoperative Lower Limb Alignment after Total Knee Arthroplasty Used PortableNavigation. -comparison of osteoarthritis with rheumatoid arthritis-

Dept. of Orthop. Surg., Yamagata Univ. Hosp. Taku NAKAJIMA, et al .........541



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14：35～14：55 Poster 28 TKA Rotational alignment 2 Moderator：Tomoyuki MATSUMOTO

PS28-01 Angle Between the Medial Tangent of the Proximal Tibia and the AnteroposteriorAxis of the Tibia

Dept. of Orthop. Surg., Nihon Univ. Hyunho LEE, et al .........542

PS28-02 A case report; requiring re-replacement for poor rotation of the tibial component aftertotal knee arthroplasty

Dept. of Orthop. Surg., Chiba Medical Univ. Narumi NODA, et al .........542

PS28-03 Effect of tibial component rotation on postoperative patient satisfaction in TKA usingimage-free navigation

Dept. of Orthop. Surg., Tobata kyoritsu Hosp. Kenji HAMADA .........542

PS28-04 Effects of Rotational Position of Components of Total Knee Arthroplasty to the PatellarStability

Dept. of Orthop. Surg., Tokyo Medical Univ. Mitsuru MORISHIMA, et al .........542

14：10～14：40 Poster 29 THA Rehabilitation Moderator：Tokuhisa SANO

PS29-01 Change of Length of Hospital Stay and Process of Rehabilitation after ImprovingClinical Pathway for Patients undergoing Total Hip Arthroplasty

Rehabilitation Center, Toyohashi Municipal Hospital Keisuke MAWATARI, et al .........543

PS29-02 Trends in THA 3-week pass deviation cases and transfer cases-Comparison withpreoperative measurement data-

Dept. of Rehabilitation., Kakogawa Central City Hosp. Tomohiro HATA, et al .........543

PS29-03 Risk factor for prolonged hopital stay after total hip arthoroplastyYonemori Hospital Riichiro ICHIKAWA, et al .........543

PS29-04 The Influence of Perceived Leg Length Discrepancy after Total Hip Arthroplasty onthe Number of Days Which Could Get the Activity of Daily Living

TOSHIBA RINKAN Hosp. Joint Reconstruction Center Yasuhiro KABURAGI, et al .........543

PS29-05 Effect of strength training in the early stage after total hip arthroplasty; a randomizedcontrol trial

Dept. of Rehabilitation. Fukuoka Mirai Hosp. Masahiro KONISHI, et al .........544

PS29-06 Factors affecting with stair ability in early postoperative period after total hiparthroplasty for the elderly patients

Dept. of Rehabilitation. Fukuoka Mirai Hosp. Yasuhiro FUJIMOTO, et al .........544

14：40～15：05 Poster 30 THA Spino-pelvic alignment Moderator：Masahiko NOZAWA

PS30-01 The changes of the parameters of spinopelvic sagittal alignment following total hiparthroplasty in osteoarthritis secondary to Rapidly Destructive Coxarthropathy

Hiraka general Hosp. Ken SASAKI, et al .........544

PS30-02 A case of anterior dislocation due to posterior pelvic tilt after tatal hip arthroplastyDept. of Orthop. Surg., Kagawa Univ. Teppei SENDA, et al .........544

PS30-03 Two cases who required spinal long fusion after total hip arthroplasty due to recurrentdislocations

Dept. of Orthop. Surg., Chubu Rosai Hosp. Takehiro KASAI, et al .........545



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PS30-04 Case report: A case of Activities of Daily Living（ADL）decline caused by adult spinaldeformity surgery after total hip arthroplasty

Dept. of Orthop. Surg., Showa Univ. Mizuki TOURA, et al .........545

PS30-05 Rapidly progressive osteoarthritis of hip after spinal fusion: two case reportsMurase Hospital Shinichi MIYAZAKI, et al .........545

14：10～14：50 Poster 31 THA Periprosthetic fracture 1 Moderator：Tomonori BABA

PS31-01 Surgical experience of periprosthetic femoral fractureDept. of Orthop. Surg., Chugoku Rosai Hospital Saori KAWAGUCHI, et al .........545

PS31-02 Surgical treatment of periprosthetic femoral fracture after hip arthroplastyDept. of Orthop. Surg., Yamaguchi Univ. Takashi IMAGAMA, et al .........546

PS31-03 Rivision hip surgery using megaprosthesis for periprosthetic femoral fractureDept. of Orthop., Juntendo Univ School of Medicine Yuta JINNAI, et al .........546

PS31-04 Comparison of the rate of periprosthetic fracture between composite-beam stem andloaded taper stem

Dept. of Orthop. Surg., Yamagata Saisei Hosp. Kan SASAKI, et al .........546

PS31-05 Treatment outcome for Vancouver type B periprosthetic femoral fracturesDept. of Orthop. Surg., Sendai Medical Association Hosp. Junichi KAMIZONO, et al .........546

PS31-06 Revision arthroplasty in Vancouver type B2 periprosthetic femoral fracture usingcemented stem and plate fixation

Dept. of Orthop. Surg., Yokosuka Kyosai Hosp. Takashi ISHIDA, et al .........547

PS31-07 Re-revision Surgery Required for Breakage following Osteosynthesis in a Case withPeriprothetic Fracture of Femur

Dept. of Orthop. Surg., Tohoku University Hospital Takaya SATO, et al .........547

PS31-08 A case report of periprosthetic fracture after total hip arthroplasty twice in a yearUniversity of Tsukuba, Department of Orthopedic Surgery/

Mito Clinical Education and Training Center Mito Kyodo GeneralHospital Ken HOSHINO, et al .........547

14：50～15：15 Poster 32 THA Outcome cemented stem Moderator：Katsufumi UCHIYAMA

PS32-01 5-year results of hybrid THA using interface bioactive bone sement techniqueSaiseikai Saijo Hosp. Kazuhiro IWAKAWA, et al .........547

PS32-02 Long-term results of C-Stem in total hip arthroplasty with line-to-line implantation:minimum 10-years follow up

Dept. of Orthop. Surg., Matsudo City General Hospital Shuichi MIYAMOTO, et al .........548

PS32-03 A Mid-term result of Hybrid total hip arthroplasty with Exeter stem followed morethan 10 years

Dept. of Orthop. Surg., Matsudo City General Hosp. Takushi NAKATANI, et al .........548

PS32-04 Short term results of total hip arthroplasty for rapidly destructive coxarthrosisDept. of Orthop. Surg., Yamagata Saisei Hp./

Dept. of Orthop. Surg., Yamagata Univ. Hiroharu OKI, et al .........548

PS32-05 Risk of Skin Burns during Cemented Total Hip ArthroplastyNursing department, Funabashi Orthopedic Hospital Makoto KANEKO, et al .........548



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14：10～14：45 Poster 33 THA Navigation 1 Moderator：Hiroshi IMAI

PS33-01 Accuracy of angle of the cup and leg lengthening using potable navigation system intotal hip arthroplasty

Dept. of Orthop. Surg., Tohoku Univ. Daisuke CHIBA, et al .........549

PS33-02 Examination of the accuracy of leg length discrepancy using portable navigation insupine THA

Dept. of Orthop. Surgery. and Joint Surgery. Center, TakatsukiGeneral Hospital Kensuke ANJIKI, et al .........549

PS33-03 Portable imageless navigation system and surgeon’s estimate for accurate evaluation ofacetabular cup orientation during total hip arthroplasty in supine position

Dept. of Orthop. Surg., Tokyo Medical Dental Univ. Ryohei TAKADA, et al .........549

PS33-04 Change of functional pelvic plane due to total hip arthroplasty using anterolateralsupine approach

Dept. of Orthop. Surg., National Hospital OrganizationKure Medical Center Chugoku Cancer Center Takuma YAMASAKI, et al .........549

PS33-05 Impact of assisting by Hip Grip Drone System for total hip arthroplasty withanterolateral approach in the supine position

Dept. of Orthop. Surg., Kitasato Univ. Shotaro FUJINO, et al .........550

PS33-06 Comparison of installation accuracy between CT based navigation and CT freenavigation

Dept. of Orthop. Surg., Oita Univ. Hiroaki TAGOMORI, et al .........550

PS33-07 Invention for accuracy of stem orientation using CT-based navigation in our hospitalTakarazuka City Hospital Yoshinobu MASUMOTO, et al .........550

14：45～15：15 Poster 34 THA Navigation 2 Moderator：Nobuo NAKAMURA

PS34-01 Pelvic Tilt Affects the Tilt and Anteversion of the Acetabular Components withPortable Navigation System

Dept. of Orthop. Surg., Nagoya Univ. Hiroshi ASAI, et al .........550

PS34-02 Accuracy of new portable navigation HipAlign New Lateral using Three-DimensionalTHA planning software

Dept. of Bone and joint Surg., Ehime Univ. Joji MIYAWAKI, et al .........551

PS34-03 Analysis of leg length using HipAlign Lateral Position in patients after total hiparthroplasty

Dept. of Orthop. Surg., Okayama Univ./Dept. of Orthop. Surg., Konko Hosp. Tomonori TETSUNAGA, et al .........551

PS34-04 The new portable navigation system in the lateral position during total hip arthroplastyDept. of Orthop. Surg.,

University of Occupational and Environmental Health Makoto KAWASAKI, et al .........551

PS34-05 The experience of Total hip arthroplasty using New HipAlign in lateral approachDept. of Ortho. Surg., Aichi Koseren Kainan hosp./

Esaki orthopedics- rheumatology clinic Yuka MUKOHUJIWARA, et al .........551

PS34-06 Experience using acetabular alignment guide equipped with HipAlign lateral throughthe posterior approach total hip arthroplasty

Dept. of Orthop. Surg., Nagoya Univ. Taisuke SEKI, et al .........552



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14：10～14：50 Poster 35 THA Complication 1 Moderator：Toshihiko HARA

PS35-01 Three cases of iliopsoas bloody after total hip arthroplastyOrthopedic and Joint Surgery Center,

Kurume University Medical Center Hiromichi YAMAKI, et al .........552

PS35-02 A Case Report of Iliopsoas Hematoma after Total Hip ArthroplastyDept. Orthop. Uwajima City Hosp. Masaki NAKASUKA, et al .........552

PS35-03 Two cases of iliopsoas impingement caused hematoma in the iliopsoas muscleShimonoseki saiseikai General Hospital Takenobu FUJISAWA, et al .........552

PS35-04 A Case Report of Iliopsoas Hematoma which Occurred after Total Hip ArthroplastyShiga General Hospital Takuma MIYAHARA, et al .........553

PS35-05 Two cases of iliopsoas hematoma after total hip arthroplasty with KT-plateDept. of Orthop. Surg. Graduate School of Medical Science,

Kanazawa Univ. Yuki ISHIHARA, et al .........553

PS35-06 A case report of external iliac vein injury during total hip arthroplasty with additionalbulk bone grafting

Dept. of Orthop. Surg., Minaminagano Medical Center,Shinonoi General Hospital Kohei YAMAGUCHI, et al .........553

PS35-07 Treating protrusion of the acetabular component after total hip arthroplasty viacombination with the vascular surgery procedure: A report of 3 cases

Department of Orthopaedic Surgery, Graduate School of Medicineand School of Medicine, Chiba University/

Department of Orthopaedic Surgery, Kimitsu Chuo Hospital Peng HE, et al .........553

PS35-08 Short-term Clinical Results of Endoscopic Surgery for Iliopsoas Impingement after HipSurgery

Dept. of Orthop, Yokohama City Univ Medical Center. Kento USUI, et al .........554

14：50～15：25 Poster 36 THA Complication 2 Moderator：Hironobu HOSHINO

PS36-01 Two cases of greater trochanter fracture occurred due to wheel chair-bed transferafter total hip arthroplasty

Dept. of Orthop. Surg., Midorigaoka Hosp. Akira IKEGAMI, et al .........554

PS36-02 Sacral insufficiency fracture after total hip arthroplasty: 2casesDept. of Orthop. Surg., Tokyo Women’s Medical Univ. Yujiro KURAMITSU, et al .........554

PS36-03 A case of fibula occult fracture after total hip arthroplastyDept of Orthop Surg, Tsukubakinen Hosp Fumi OCHIAI, et al .........554

PS36-04 Case report of RA patient: femoral shaft fracture after ETO durling THA revisionDept. of Orthop. Surg., Tomishiro Central Hospital Moritaka NAGAYAMA, et al .........555

PS36-05 A Case Report, Breakage Of NCB Periprosthetic Femur Plate After OsteosynthesisFor Periprosthetic Fracture

Dept. of Orthop. Surg. ENIWA Hosp. Takashi MIKAMI, et al .........555

PS36-06 Cementless Total Hip Arthroplasty Breakage at the Center of the Stem. - A CaseReport -

Dept. of Orthop. Surg., Kyorin Univ. Kozaburo INOUE, et al .........555



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PS36-07 S-ROM stem fracture at the stem-sleeve interfaceKansai Rosai Hosipital Yoshichika HASHIMOTO, et al .........555

14：10～14：40 Poster 37 THA Cup revision Moderator：Naohiko MASHIMA

PS37-01 A case report: Intrapelvic migration of an acetabular cup for after total hip arthroplastyDept. of Orthop. Surg., Doai Memorial Hosp. Jun YAMADA, et al .........556

PS37-02 A liner dislocation case at 13 years after cementless cup THADept. of Orthop. Surg., Okayama Rousai Hosp. Hirosuke ENDO, et al .........556

PS37-03 Two cases of acetabular revision using the dual mobility cupNational Hospital Organization Ehime Medical Center Yoshiharu MIYAMOTO, et al .........556

PS37-04 Metal liner dislocation occured 2 years after operation using dual mobility cup: A casereport

Dept of Orthop Toho Univ Ohashi Medical Center Kazutaka TAKADA, et al .........556

PS37-05 A case report of revision THA using contralateral femoral head for huge acetabulardefect

Ota Memorial Hospital Yumiko KIMURA, et al .........557

PS37-06 Short-term results of acetabular reconstruction using KT plate with bone allograft inrevision total hip arthroplasty

Dept. of Orthop. surg., Japanese Red Cross Society Kyoto DaiichiHosp. Hisao OISHI, et al .........557

14：40～15：05 Poster 38 THA Infection 1 Moderator：Shunji KISHIDA

PS38-01 Diagnostic utility of alpha-defensin assay for possible prosthetic joint infectionDept. of Orthop. Surg.,

Tohoku Univ. Graduate School of Medicine Ryuichi KANABUCHI, et al .........557

PS38-02 Effect of High Dosed Antibiotics Injection for the Treatment of Prosthetic JointInfection

Dept. of Orthop. Surg., Okinawa Red Cross Hosp. Yusuke AOKI, et al .........557

PS38-03 Stem saving revision technique about treatment of infected Hip prosthesisKitasato Univ Orthop. Takanori HASHIZUME, et al .........558

PS38-04 Mid-term results of hip replacement with an allogeneic bone graft and intramedullarynail stem for periprosthetic joint infection of the hip due to non-tuberculousmycobacteria

Dept. of Orthop. Surg., Yokohama city Univ. Koki ABE, et al .........558

PS38-05 Muscle Flap Transposition for Infection after Revision Total Hip ArthroplastyDept. of Orthop. Surg., Takamatsu Red Cross Hosp. Takahiko TSUTSUI, et al .........558

14：10～14：40 Poster 39 THA Outcome: stem 1 Moderator：Taisuke SEKI

PS39-01 Midterm result of Taperloc and Taperloc microplastyDept. of Orthop. Surg., Tamagawa Hosp Naoki OKUDA, et al .........558

PS39-02 Result of Total Hip Arthroplasty using Elance stemDept. of Bone and Joint Surgery, Kawasaki Medical School Shuro FURUICHI, et al .........559



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PS39-03 Radiographic evaluation of GTS stem in BHA and THADept. of Orthop. Surg., Ise Municipal General Hosp. Yoshiaki SUZUKI, et al .........559

PS39-04 Clinical outcomes of total hip arthroplasty using Preserveα stemDept. of Orthop. Surg., Okayama Univ. Yoshi KAWAMURA, et al .........559

PS39-05 Radiographic evaluation in total hip arthroplasty using ProfemurZ stemDept. of Orthop. Surg., Yamaguchirousai Hosp. Yasuhiro YAMAOKA, et al .........559

PS39-06 The clinical results of Total Hip Arthroplasty with Revelation MicromaxDept. of Rehabilitation Medicine. Nagoya City Univ.

Graduate school of Medical sciences/Dept. of Orthopedic Surgery. Nagoya City Univ.

Graduate school of Medical sciences Hiroto MITSUI, et al .........560

14：40～15：10 Poster 40 THA Outcome: stem 2 Moderator：Yoshifumi NAMBA

PS40-01 Short-term result of total hip arthroplasty using Optimys stemDept. of Orthop. Surg., Komaki city Hospital Keisuke HOSHINO, et al .........560

PS40-02 Clinical Results of the Total Hip Replacements Using FitmoreDepartment of Joint Replacement,

National Hospital Organization Tokyo Medical Center/Department of Orthopaedics,

National Hospital Organization Tokyo Medical Center Shinya OTANI, et al .........560

PS40-03 The Short Term Results of Fitmore StemDept. of Orthop. Surg., Tohoku University Hospital Soshi HAMADA, et al .........560

PS40-04 Short term radiographic assessment of Fitmore Hip Stem in total hip arthroplastyDept. of Orthop. Surg., Hyogo College of Medicine. Shohei OKAHISA, et al .........561

PS40-05 The evaluation of three dimensional position of total hip prosthesis using short stemUniv. of Occupational and Environmental Health, Japan. Teruaki FUJITANI, et al .........561

PS40-06 Short Term Outcomes of Total Hip Arthroplasty using TriFit TS™Dept. of Orthop. Surg., Hiratsuka City Hosp Yoshihiro RITSUNO, et al .........561

14：10～14：40 Poster 41 THA Dislocation 1 Moderator：Kensuke FUKUSHIMA

PS41-01 A case oh hip replacement with repeated dislocationDept. of Orthop. Surg., Nagoya Central Hospital Hideki TAKAGI, et al .........561

PS41-02 A case of acetabular cup revision using dual mobility cup after THA dislocation withprogress of posterior pelvic tilt

Matsudo Orthopaedic Hospital Koya KAMIKAWA, et al .........562

PS41-03 Short term result of dual bobility total hip arthroplasty for displaced femoral neckfracture in patients with high dislocation risk

Dept. of Orthop. Surg., Aizawa Hosp. Hiroyuki OSHIBA, et al .........562

PS41-04 Experience of Revision in patient of mental disease with Recurrent dislocation afterTHA

Nishinara Chuou Hosp. Dept. of Orthop Yasuo SHIMONISHI, et al .........562



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PS41-05 Posterior soft tissue repair for the prevention of postoperative dislocation in posteriorapproach total hip arthroplasty

Showa Univ. Koto Toyosu Hosp. Hidenori TOCHIO, et al .........562

PS41-06 The Short Term Outcome of Dual Mobility Cup in Total Hip ArthroplastyDept. of Orthop. Surg., Saiseikai Nakatsu Hospital. Yuichiro SHIRAKAWA, et al .........563

14：40～15：10 Poster 42 THA Dislocation 2 Moderator：Yoshiki ITO

PS42-01 A 79 Year-old Female with Repetitive Dislocation Caused by Liner Breakage EarlyAfter Total Hip Arthroplasty: A Case Report

Dept. of Orthop. Surg., Tsukuba Univ./Dept. of Orthop. Surg., Kikkoman General Hospital. Shota YASUNAGA, et al .........563

PS42-02 A case report of revision surgery with cup in cup technique for recurrent dislocationafter total hip arthroplasty

Dept. of Orthop. Surg., University of the Ryukyus Masato ISHIHARA, et al .........563

PS42-03 Frequent dislocation after THA for the Charcot hip joint: a case reportDept. of Orthop. Surg., Okayama Rousai Hosp. Hirosuke ENDO, et al .........563

PS42-04 A Case of Hybrid Total Hip Arthroplasty（THA）Revision for Recurrent Dislocationafter Seventeen Years Post Cement THA

Dept. of Orthopaedics, Nishinokyo Hospital Kohei NAITO, et al .........564

PS42-05 A revision total hip arthroplasty case with impaction bone grafting necessary for morerevision surgery because of current dislocation

Dept. of Rehab. Med.,Tokyo Dental College Ichikawa General Hosp. Hiraku HOTTA, et al .........564

PS42-06 Complications after total hip arthroplasty for patients with mental illness ― Can thesurgical approach reduce the complications? ―

Dept. of Orthop, Surg., Osaka Central Hosp. Kohei YABUNO, et al .........564

14：10～14：35 Poster 43 BHA Approach 1 Moderator：Masayuki ITO

PS43-01 Results of conjoint tendon preserving procedure of posterior approach for femoral neckfractures

Dept. of Orthop. Surgery., Chiba Aoba Municipal Hosp. Yasushi WAKO, et al .........564

PS43-02 Analysis of inferior gemellus muscle injury in conjoint tendon preserving posteriorapproach

Dept. of Ortho. Surg., Saitama medical Univ. Hosp. Nobuhiko OKADA, et al .........565

PS43-03 The effect of capsule repair with conjoined tendon preserving posteriorDept. of Orthop. Surg., Miyoshi central Hosp. Shinichi UEKI, et al .........565

PS43-04 comparision between CPP and ERP in bipolar hip arthroplastyNational Center for Global Health and Medicine Atsushi SAITO, et al .........565

PS43-05 Comparison of posterior approaches with preserving tendon and capsule in bipolar hiparthroplasty

Yawatahama City General Hosp. Kenji MIFUJI, et al .........565



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14：35～15：00 Poster 44 BHA Approach 2 Moderator：Naoki OKUDA

PS44-01 Short Term Outcomes of Total Hip Arthroplasty through Conjoined TendonPreserving Posterior Approach using TriFit TS

SANO KOSEI General Hosp. Koichi TATEYAMA, et al .........566

PS44-02 Bipolar hemiarthroplasty with VLIAN stem using CPP approachDept. of Orthop. Surg., Nagasaki Harbor Medical Center Junichiro MAEDA, et al .........566

PS44-03 Short term results of BHA with posterior aproach/Is the posterior aproach enough forgood clinical results?

Tachikawa general hospital Kento KAWANO, et al .........566

PS44-04 Learning curve of bipolar hemi-arthroplasty using the superior approachDept. of Orthop. Surg., Suzuka General Hosp. Nobuto NAGAO, et al .........566

PS44-05 Usefulness of bipolar hip arthroplasty using trans-trochanteric approach with fractureof the great trochanter for the unstable trochanteric fracture without postero-lateralsupport

Dept. of Orthop. Surg., Sano Kosei General Hospital Toshikazu YOSHIKAWA, et al .........567

14：10～14：45 Poster 45 BHA Outcome 1 Moderator：Jiro NAKASHIRO

PS45-01 Treatment results of cementless stem for femoral neck fracture in dialysis patientsDept. of Orthop. Surg.,

japanese red cross nagoya daini hospital Masatoshi HARUTA, et al .........567

PS45-02 Short term outcome of bipolar hemiarthroplasty for femoral neck fracture in chronichemodialysis patients

Dept. of Orthop. Surg., St. hill Hosp Tomoya OKAZAKI, et al .........567

PS45-03 Bipolar hemiarthroplasty for femoral neck fracture in hemodialysis patientsDept. of Orthop. Surg., Yokosuka Kyousai Hosp. Yusuke INOUE, et al .........567

PS45-04 The effect of the dementia in a femoral neck fracture treatmentDept. of Orthop. Surg, Tachikawa Medical Hosp Seiwa KOSHIKAWA, et al .........568

PS45-05 The short-term results of bipolar hip arthroplasty over 90 years oldDept. of Orthop. Surg., Yokosuka Kyosai Hospital Daisuke KAWASHIMA, et al .........568

PS45-06 A case of reverse intertrochanteric fracture with femoral neck fractureDept. Orthopedic. Surg., Gifu Municipal Hosp. Sain YOZAWA, et al .........568

PS45-07 Subluxation after Bipolar Hemiarthroplasty for Femoral Neck Fracture: Case ReportDept. of Orthop. Surg., Minoh City Hosp. Koji KATOH, et al .........568

14：45～15：15 Poster 46 THA Patient satisfaction 1 Moderator：Keiichiro UESHIMA

PS46-01 the follow-up of patients performed joint replacement after the primary physician istransferred

Dept. of Orthop. Surg., Shizuoka Welfare Hosp. Takafumi AMANO, et al .........569

PS46-02 If THA Patients Have Low Preoperative Mentality, Will It Affect the Number of Daysto Acquire ADL Motion After Surgery ?

TOSHIBA RINKAN Hospital Joint Reconstruction Center Hiromi YORIOKA, et al .........569



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PS46-03 A case to do intervention for acquisition action putting on and taking off socks aftertotal hip arthroplasty

Dept. of Orthop Saiseikai takaoka Takuya URANO, et al .........569

PS46-04 Factors Affecting Subjective Easiness to Put on Socks from anterior after BilateralDAA-THA

Dept. of Rehabilitation., Funabashi Orthop. clinic Rieko MACHIDA, et al .........569

PS46-05 Relationship Between Activities of Daily Living and Hip Flexion Range of Motion inPatient with Total Hip Arthroplasty

Dept. of Orthop. Surg., Yokote Municipal Hosp. Tatsuru TOMIOKA, et al .........570

PS46-06 Total Hip Arthroplasty in patients with hip osteoarthritis improve locomotivesyndrome-short-term results-

Dept. of Orthop. Surg., Nara Medical Univ. Hironori SUGIMOTO, et al .........570

14：10～14：45 Poster 47 Imaging assessment for THA 1 Moderator：Toru ICHISEKI

PS47-01 short-term results of the short taper-wedge stemDept. of Orthop. Surg., Kizawa Memorial Hosp./

Joint Reconstruction Center, Kizawa Memorial Hosp. Yoshiki ITO, et al .........570

PS47-02 Bone reaction around the stem in X-ray and differences in the bone contact patternbetween 3D-2D, by short tapered wedge stem

Marunouchi Hospital Takashi MAEDA, et al .........570

PS47-03 Does lateral view alignment of taperd wedge stem relative to the load axis affectperiprosthetic bone reaction and bone mineral density?

Dept. of Orthop. Surg., Toyama Rosai Hosp. Yoshiaki ITO, et al .........571

PS47-04 Alignment comparison of same shaped stems with different length in DAA-THAYamaguchi Prefectural Grand Medical Center Kenji HIRATA, et al .........571

PS47-05 A Sturdy about Flexional Implantation of Taperwedge Type Short Stem for FemurDept. of Orthop. Surg., National Hospital Organization

Kumamoto Medical Center Hidehiko MATSUSHITA, et al .........571

PS47-06 Periprosthetic bone mineral density after THA with ACTIS stemDept. of Orthop. Surg., Kobe Univ. Graduate School of medicine Kenichi KIKUCHI, et al .........571

PS47-07 The investigation of the relationship between the bone density around the stem andthe stem type

Dept. of Ortho. Surg., Akita Univ./AORA Tetsuya KAWANO, et al .........572

14：45～15：15 Poster 48 Imaging assessment for THA 2 Moderator：Yusuke OKANOUE

PS48-01 The relationship between the variation of the native proximal fumer and stem insertionon THA; 3D simulation analysis

Dept. of Orthop. Surg., Hiroshima City Asa Citizens Hospital Soutaou IZUMI, et al .........572

PS48-02 Computed Tomographic Analysis of Component Position in Cemented Total HipArthroplasty

Kansai Medical University Hospital Narumi UEDA, et al .........572



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PS48-03 3D-templating software is useful for preoperative planning of THA -A case report ofpost-traumatic osteoarthritis after pelvic fracture-

Yonemori Hospital Riichiro ICHIKAWA, et al .........572

PS48-04 Validity of 2D templates created using preoperative CT data measuring the distancebetween Kohler line and cup

Nagoya Joint Replacement Orthopaedic Clinic Michitaka KATO, et al .........573

PS48-05 Preoperative planning of THA performed to coxarthrosis of multiple exostoses withserious femur modification -using 3D printer-

Dept. of Orthop. Surg., Toyama Pref. Reha. Hosp. Hideo TAKATA, et al .........573

PS48-06 Custom acetabular component using 3D additive manufacturing, Development ofdesign procedure

Medical Design Research Center,Nagoya City University Hospital Takaya TERADA, et al .........573

14：10～14：45 Poster 49 THA Difficult case 1 Moderator：Shigeo AOTA

PS49-01 A case of elderly acetabular fracture treated with THADept. of Bone and Joint Surgery, Kawasaki Medical School Ryosuke KIKUOKA, et al .........573

PS49-02 Total hip arthroplasty on one-stage for old acetabulum fractureDept. of Orthop. Surg., Okayama Red Cross Hosp. Toru TAKAGI, et al .........574

PS49-03 THA afrer acetabular fractureDept. of Orthop. Surg., Kamagaya General Hosp. Ryo HIROSHIMA, et al .........574

PS49-04 A case report of total hip arthroplasty with bulk and impaction bone grafting forreconstruction of huge bone defect after failed rotational acetabular osteotomy

Dept. of Orthop. Surg., Minaminagano Medical Center ShinonoiGeneral Hospital Yu USUDA, et al .........574

PS49-05 A Case of Hip Arthroplasty Using a Bone Graft and KT Plate for Osteoarthritis of theHip with Acetabular Wall Defect after Rotational Acetabular Osteotomy

Dept. of Orthop. Surg., Shinshu Medical Center. Kenya WATANABE, et al .........574

PS49-06 Porous Metal Augment breakage after Revision Total Hip Arthroplasty: A Case ReportDept. of Orthop. Surg., Faculty of Medicine,Tohoku Medical and Pharmaceutical Univ. Masato ISHIZUKA, et al .........575

PS49-07 Acetabular reconstruction using metal augmentation - Case reports-Dept. of Orthop. Surg., Matsuyama Red Cross Hosp. Seigo OSHIMA, et al .........575

14：45～15：10 Poster 50 THA Difficult case 2 Moderator：Shinichiro KUME

PS50-01 Case report- THA for femoral neck fracture after hip arthrodesis for lower limbmonoplesia with polio infection

Sendai city hospital Moriyuki NOGUCHI, et al .........575

PS50-02 Total hip arthroplasty in a patient with neurofibromatosis type IDept. of Orthop. Surg., Kagawa Univ. Takahiro NEGAYAMA, et al .........575

PS50-03 Total Hip Arthroplasty for Dysplastic Hip Arthritis Complicated by Multiple Myeloma:a Case Report

Dept. of Orthop. Surg., Tokyo Saiseikai Central Hosp. Ryo OGAWA, et al .........576



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PS50-04 Total Hip Arthroplasty for Rapidly Destructive Coxarthrosis in a Patient withParkinson’s disease: A case report

Dept. of Orthopaedic Surgery, Nagoya City Univ./Dept. of Rehabilitation Medicine., Nagoya City Univ. Gen KUROYANAGI, et al .........576

PS50-05 A case in which THA was performed 64 years after hip fixation, but it took 6 months toreacquire walking

Ibaraki Prefectural Central Hosp. Takafumi MIYAKE, et al .........576

14：10～14：45 Poster 51 THA Difficult case 3 Moderator：Hiroshi TAZAWA

PS51-01 Bilateral Total Hip Arthroplasty for Hip Ankylosis due to Juvenile Idiopathic Arthritis:A Case Report

SAGAMIHARA NATIONAL HOSPITAL Dept. of Orthop. Surg. Akihiro UCHIO, et al .........576

PS51-02 Bilateral Total Hip and Knee Arthroplasties for ankylosis with Juvenile idiopathicarthritis

Dept. of Orthop. Surg., Kyoto Katsura Hosp. Yoshiki MUROTANI, et al .........577

PS51-03 3year follow up of muscle recovery with MRI after THA, for 78years old female of 66year-ankylosing hip

Dept. of Orthop. Surg., Narashino Daiichi Hospital Shigeru MITSUHASHI, et al .........577

PS51-04 A case report of the idiopathic avascular necrosis of the femoral head withosteonecrosis extending to the femoral neck

Dept. of Othop. Surg., Kuwana City Medical Center Naoki OKAMURA, et al .........577

PS51-05 Idiopathic Osteonecrosis of the Femoral Head Requiring Early THA Due to a GrowingFemoral Neck Bone Cyst; a Case Report

Dept. of Orthop. Surg.,Tokyo Dental College Ichikawa General Hospital Kazuki NAKAMURA, et al .........577

PS51-06 Two cases of femoral trochanteric fracture in a patient with osteoarthritis whounderwent total hip arthroplasty

Dept. of Orthop. Surg. Reumatology, National Hospital OrganizationNagoya Medical Center Koichi MORI, et al .........578

PS51-07 A case report of ipsilateral femoral proximal and shaft fractures with terminal hiposteoarthritis

Dept. of Orthop. Surg., Yamanashi Prefectural Hospital Kai MIZUKAMI, et al .........578

14：45～15：20 Poster 52 THA Difficult case 4 Moderator：Yuichi DOIGUCHI

PS52-01 Total Hip Arthroplasty For The Nonunion Of The Femoral Subtrochanteric Fracture:A Case Report

Dept. of Orthop. Surg., Wakakusa-Daiichi Hospital Yumiko TSUJIMOTO, et al .........578

PS52-02 THA for a cut-through case after ORIF of trochanteric fractureDept. of Orthop. Surg., OKAYAMA ROSAI HOSPITAL Yusuke SATO, et al .........578

PS52-03 Treatment status and complications in cases of total hip replacement with cut-out afterfemoral nail surgery

Dep. of Orthop. Surg., Toho Univ. Takahide SUNAKAWA, et al .........579



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PS52-04 Study of total hip arthroplasty for failure after osteosynthesis of proximal femoralfracture

Dept. of Orthop. Surg., Aichi medical Univ. Tomohiro INNAMI, et al .........579

PS52-05 Total hip arthroplasty after failed internal fixation of femoral trochanteric fracturesItami City Hosp. Akihiko EZAKI, et al .........579

PS52-06 Hip arthroplasty after failed internal fixation of femoral neck fracturesDept. of Orthop. Surg., Itami City Hosp. Hirokazu IWATA, et al .........579

PS52-07 Bipolar hip arthroplasty for intramedullary nailing breakage after operative treatmentof subtrochanteric femoral fracture: a report of two cases

Dept. of Orthop. Surg., Konan Medical Center Nobuaki CHINZEI, et al .........580

14：10～14：40 Poster 53 THA Outcome 1 Moderator：Hiroyuki MAKITA

PS53-01 Change of the hip joint muscle cross section before and after the THADept. of Orthop. Surg., Tokyo Medical Univ. Norihiko IWASA, et al .........580

PS53-02 What depends on the results of hip arthoplasty by inter-tissues sparing direct anteriorapproach?

Japanese Red Cross Shizuoka Hosp, Orthop Hirotaka NAKANE, et al .........580

PS53-03 One-stage operations that performed THA and TKA simultaneously for the patientswith hip and knee osteoarthritis

Funabashi Orthopaedic Hospital Kazuhisa KUROGI, et al .........580

PS53-04 THA for obese patients with a BMI of 40 or moreKochi red cross hosp. Shingo HAMA, et al .........581

PS53-05 Clinical outcomes of THA in patients aged 40 and youngerDept. of Orthop. Surg., Tohoku Univ. Yasuaki KURIYAMA, et al .........581

PS53-06 Follow up study of cement less total hip arthroplasty for younger patientsDept. of Orthop. Surg., Yokohama Minami Kyousai Hosp. Satoshi TAMAOKI, et al .........581

14：40～15：15 Poster 54 THA Outcome 2 Moderator：Toshihisa KAJIWARA

PS54-01 Postoperative results of patients who underwent total hip arthroplasty forosteoarthritis after the Colonna arthroplasty

Arthroplasty Center, Yokohama Minami Kyousai Hosp. Haruka SUZUKI, et al .........581

PS54-02 Total hip arthroplasty for secondary osteoarthritis with Perthes-like changeOsaka General Medical Center Takanori SHIMIZU, et al .........582

PS54-03 Thirteen Cases Required Total Hip Arthroplasty Following Hip ArthroscopyFunabashi Orthop. Hosp. Ayako KUROGI, et al .........582

PS54-04 THA after hip preserving surgery with concentrated autologous bone marrow aspiratetransplantation for osteonecrosis of the femoral head

Dept. of Orthop. Surg., Tsukuba Medical Center Hosp./Dept. of Orthop. Surg., Tsukuba Univ. Tomohiro YOSHIZAWA, et al .........582

PS54-05 Total Hip Arthroplasty for Post-traumatic OsteoarthritisDept. of Orthop. Surg., Juntendo Univ Shizuoka hosp. Yosuke MIZUNO, et al .........582



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PS54-06 Long-term results of primary THA using Omnifit Super E.O.N. stemDept. of Orthop. Surg., Shizuoka Kosei Hosp. Seiki IWASADA, et al .........583

PS54-07 Middle Term Results of Total Hip Arthroplasty for Rapidly DestructiveCoxarthropathy

Dept. of Orthop. Surg, Graduate School of Biomedical ＆ HealthSciences of Hiroshima Univ. Hideki SAKA, et al .........583

14：10～14：45 Poster 55 TSA Bone defect cases Moderator：Naomi OIZUMI

PS55-01 Cases of RSA for Fracture of the Proximal Humerus with Greater Tubercle PlastyUsing Humeral Head

Dept. of Bone and Joint Surg.,Ehime Univ Graduate School of Medicine. Hiroshi KIYOMATSU, et al .........583

PS55-02 Clinical Result of Reverse Total Shoulder Arthroplasty using allograft for dialysisshoulder with bone defects: A case report

Department of Orthopaedic Surgery,Yashima General Hospital Hironori MANABE, et al .........583

PS55-03 Reverse total shoulder arthroplasty with structural glenoid allograft reconstruction: 3cases report

Dept. of Orthop. Surg., Yoshioka Hospital./Dept. of Orthop. Surg., Yamagata Univ. Ryuta OISHI, et al .........584

PS55-04 Reconstruction of glenoid defects with EquinoxeⓇ baseplates in reverse shoulderarthroplasty

Dept. of Orthop. Surg., Keio Univ. Yuki YOSHIDA, et al .........584

PS55-05 Locking plate and strut allograft augmentation for periprosthetic humeral fractureafter total shoulder arthroplasty

Hamamatsu medical center Hiroto FUNAHASHI, et al .........584

PS55-06 A case of revision RSA with loosening due to bone resorption of a-BIODept. of Orthop., Shinseikai Toyama Hosp. Satoru OHTA, et al .........584

PS55-07 Three dimensional analysis of scapular kinematics with comparison of 3 generationshoulders

Dept. of Orthopedic Surgery,Osaka City University Graduate School of Medicine Koichi ICHIKAWA, et al .........585

14：45～15：10 Poster 56 THA Bleeding/DVT Moderator：Hajime MISHIMA

PS56-01 Oral tranexamic acid reduces perioperative blood lossDept. of Orthop. Surg., Musashino Red Cross Hosp. Yoshihito MOCHIZUKI, et al .........585

PS56-02 The effect of the postoperative infusion of tranexamic acid 1g in total hip arthroplastyUniva. of Yamanashi Toru IWAMA, et al .........585

PS56-03 Total Hip Arthroplasty in Jehovah’s Witness PatientsDept. of Orthop. Surg., Osaka City General Hosp. Takuya KUBO, et al .........585

PS56-04 Influence of plasma levels of Protein S on venous thromboembolism after Total HipArthroplasty

Dept. of Orthop. Surg., Yokohama City Univ. Taro TEZUKA, et al .........586



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PS56-05 The effectiveness of passive calf massage after THA for venous thromboembolizationDiv. of Comprehensive Geriatrics in Community, Niigata Univ. Norio IMAI, et al .........586

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