sole.ppt - gmch lectures/anatomy/sole.pdf · • crosses the sole obliquely (lateral to medial)...
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![Page 1: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/1.jpg)
![Page 2: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/2.jpg)
![Page 3: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/3.jpg)
![Page 4: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/4.jpg)
Intrinsic muscles
• Arise and insert with in foot
•Modify actions of long tendons
•Generate fine movements of toes
•Nerve supply: medial & lateral plantar nerve
Flexors• Digitorum brevis• Digiti minimi brevis• Hallucis brevis• Accessorius
• Lumbricals• Interossei
Abductors• A. hallucis• A. digiti minimi
![Page 5: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/5.jpg)
![Page 6: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/6.jpg)
![Page 7: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/7.jpg)
Plantar Aponeurosis
• Attached to medial & lateral calcaneal tubercles
• Fans out & is inserted by five slips.• Slips bifurcate for flexor tendons• Insert in to flexor sheath & transverse
ligaments.
![Page 8: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/8.jpg)
• 1st layer - Short muscles covering the sole.
• 2nd layer- Long flexor tendons,flexor accessorius, lumbricals
• 3rd layer-Short muscle of great & little toes (confined to metatarsal region).
• 4th layer- Interossei- plantar & dorsal tendons of tibilias posterior & peroneus longus.
Plantar nerves & vessels between 1st and 2nd layer
![Page 9: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/9.jpg)
First Layer• Abductor
Hallucis• Flexor
digitorum brevis
• Abductor Digiti minimi
![Page 10: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/10.jpg)
First Layer
Abductor hallucis
Flexor digitorum brevis
Abductor digiti minimi
O- Medial tubercle of calcaneumI- Proximal phalanx of great toe.A- Abduction of great toeN- Medical plantar nerve
O- Medial tubercle of calcaneumI- four tendons pass to lateral 4 toes – middle phalanxA- Flexion of toesN- Medial plantar nerve
O- Medial & lateral tubercle of calcaneumI- proximal phalanx of little toe.A- Abduction of little toe.N- lateral plantar nerve
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Second layer
• Tendon of flexor dig. Longus
• Lumbricals• Flexor accessorius
![Page 12: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/12.jpg)
Second layerTendon of flexor hallucis longus
Flexor Accessorius
Tendon of flexor D.L
• Lies in a groove below sustentaculum tali•Inserted in to distal phalanx of big toe•Synovial sheath•Sesamoid bones
O- Medial & lateral tubercles of calcaneumI- Gets inserted into tendon of F.D.L.A- Straightens the pull of F.D.L; flexionN- Lateral plantar nerve.
• Divides in to four slips• Receives the insertion of flexor accessorius•Gives off lumbricals•Each slip pierces F.D.B. & inserts on distal phalanx of lateral 4 toes
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Lumbricals
• Arise from the tendons of flexor D.L. ;each arises by two heads( Except 1st).
• Pass on to medial side of metatarso-phalangeal joints of lateral four toes.
• Insert to the extensor expansions.• N- 1st – Medial plantar nerve
– 2-4 – lateral plantar nerve• To maintain extension of digits at
interphalangeal joints.
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Third layer
• Flexor hallucis brevis• Adductor hallucis• Flexor digiti minimi
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Third layerAdductor hallucis
Flexor hallucis brevis
Flexor digiti minimi brevis
O- 2,3,4, metatarsal heads & ligamentsI- Proximal phalanx of big toe (lateral)N- Lateral plantar nerveA- Maintain the transverse arch
O- cuboid & cuneiformsI- Proximal phalanx of big toe (two slips)N- Medial plantar nerveA- flexion of proximal phalanx of big toe
O- 5th metatarsal I- Proximal phalanx of little toeN- Lateral plantar nerve
![Page 16: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/16.jpg)
Fourth layer
• InterosseiDorsal- 4Plantar- 3• Tendons of
Peroneus longusTibialis posterior
![Page 17: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/17.jpg)
![Page 18: sole.ppt - GMCH lectures/Anatomy/sole.pdf · • Crosses the sole obliquely (lateral to medial) •Inserted at the base of 1st metatarsal. • PAD(3) DAB(4) •O-Plantar from its](https://reader030.vdocuments.net/reader030/viewer/2022041107/5f0a667e7e708231d42b7341/html5/thumbnails/18.jpg)
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Fourth layerTendon of peroneus longus
Interosseus Muscles Tendon of tibialis posterior
• Crosses the sole obliquely (lateral to medial)•Inserted at the base of 1st metatarsal.
• PAD(3) DAB(4)•O- Plantar from its own metatarsal ,dorsal from two metatarsal•I- Plantar – 3,4,5 digits dorsal extensor expansions•Dorsal-each arises by two
metatarsal.- 2 are inserted on 2nd toe.-3,4 are inserted on 3rd
and 4th toe.-Proximal phalanges & dorsal extensor expansion•N- lateral plantar nerve
• inserted into navicular tuberosity, to three cuniforms cuboid.•2,3,4, metatarsal base.
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Vessels and nerves
Arteries: post. Tibial arteryMedial and lateral plantar arteriesNerves: Tibial nerve- Medial and lateral
plantar nervesPlantar arch- lateral plantar and dorsalis
pedis artery
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Applied Anatomy
• Plantar fascitis• Calcaneal spur• Plantar reflex• Medial plantar nerve entrapment (Jogger’s
foot)• Infections / puncture wounds
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