Use of a zygoma implants as rescue therapy in case with sinuslifting and failing implants

Dr Luc Vrielinck, MD DDSOral and Maxillofacial Surgery

Comments at: Luc@Vrielinck.beGenk Belgium

• At intake: patient is referred for retreatment of a failed implant after sinus lifting

• Status:– Situation after sinus lifting and implant placement and

prosthetic reconstruction on locators – Failure and migration of the right distal implant in the

maxillary sinus– Initial surgical and prosthetic treatment was done

before referral to our dpt– Rescue treatment performed in Genk: Removal of

failed implant, delayed zygomatic implant placement, delayed prosthetic reconstruction on overdenture bar

Chronology• 05/05/5008: Removal of failed implant• 14/07/2008: Conebeamscan and planning• 26/08/2008: Placement of zygoma implant• 03/03/2009: Second stage zygoma implant• 26/08/2010: Follow-up 1.5 year

Evolution bone levelDte ZR 14 13 11 21 23 2408/07/2008 P P P P P P

15/04/2008 X X

26/08/2008Pzyg

P X X

25/08/2009 0 X X -4 -4 -2 -2

26/08/2010 0 X X -3 -4 -4 -1

P: PlacementX: implant lost

04/06/2007: Intake

04/06/2007: Intake

30/07/2007: Bilateral sinuslifting, hipgraft

15/04/2008: the migrating implant

X X

15/04/2008: the migrating implant

Locators are not a good idea in these indications ?

26/08/2008: Placement of a rescue zygomatic implant

03/03/2009: Vrijleggen zygoma

Placement of a zygoma implant with some threads exposedCovered wit a Titanium mesh

25/08/2009: Final result

25/08/2009: Final result

25/08/2009: Final result

Insufficient room for cleaning

25/08/2009: Final result

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

ZR 11 21 23 24

? -3 -4 -4 -1

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year

26/08/2010: Follow-up 1,5 year