Bespa 2nd MTPJ Solutions Surgical Pearls discussion #2 ... 2nd MTPJ... · Skin Thickens...
Transcript of Bespa 2nd MTPJ Solutions Surgical Pearls discussion #2 ... 2nd MTPJ... · Skin Thickens...
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Disclosure
I am a consultant for the following organizations:– Stryker
– Wright Medical Group
– Zimmer Biomet
– Nextremity Solutions, Inc.
– Paragon 28
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John G. Anderson, M.D.
Orthopaedic Associates of Grand Rapids, P.C.
HALLUX RIGIDUS
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HALLUX RIGIDUSArthritis of the Great Toe
• May see large “Bump” on top of MTPJ
• Pain with push-off during gait
• Decreased ROM
Forefoot ProblemsHallux Rigidus
• Limited and painful motion of the big toe MTP joint
• +/- history of injury
Forefoot ProblemsHallux Rigidus
• Treatment includes:– Activity modification
– Orthotic or shoe modification – ie. Steel shank or mt bar
– Injection
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Suggest:
• Roomy toe box
• Soft flexible upper
• Ball and ring
• Stiff sole
• X-depth shoe
• Stiff shank rocker shoe
• Surgery
Forefoot ProblemsHallux Rigidus
• Surgical treatment for refractory cases includes:– Cheilectomy
– Arthrodesis
Surgical TreastmentGreat Toe
• Resection arthroplasty
• Implant arthroplasty
• Arthrodesis
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Surgical TreatmentGreat toe-resection arthroplasty
Disadvantages
• Loss of stable medial buttress
• Shortens toe
• Recurrence of deformity
• Cock-up deformity
• Loss of push off power
• Metatarsalgia
Surgical TreatmentGreat toe-implant arthroplasty
• Introduced by Swanson
• Double stemmed implant w/ titanium grommets
• Good early results tempered by:– Fracture
– Foreign body giant cell synovitis
– Bony resorption
– Recurrence of deformity
– Loss of push off power
Surgical TreatmentGreat toe – Arthrodesis
Widely advocated
• Leavitt, 1956
• DuVries, 1965
• Watson, 1974
• Morrison, 1974
• Mann & Thompson, 1984
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Surgical TreatmentGreat toe – Arthrodesis
Technique
• Dorsal incision
• Soft tissue releases
• Bone resection
• Pin, screw, staple or plate fixation all successful
Surgical TreatmentGreat toe – Arthrodesis
Position
• 15 degress valgus
• 30 degrees dorsiflexion off shaft
• 15-20 degrees dorsiflexion off sole
Surgical TreatmentGreat toe – Arthrodesis
• Fusion rate 94-100%
• Provides stable aligned joint
• Maintains WB role
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Surgical TreatmentGreat toe – Arthrodesis
Disadvantages
• Prolonged immobilization
• Not advised if + IP arthritis
• Difficult of bone stock poor
Sesamoids
Anatomy
• Located within tendons of FHB
• Form a portion of planter plate
• FHL runs between, without attachments
Sesamoids
• Fibrous insertions of abd & add hallucis tendons into tibial & fibular
• Deep transverse MT ligament – fibular
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Forefoot ProblemsSesamoids
• Pain to touch and on impact
• Pain with stretch of big toe
Forefoot ProblemsSesamoids
• Cavus foot (high arch and plantar flexed ray)
• Hyperpronation
• Hallux rigidus (stiff toe)
• Fracture
• Osteochondritis
SesamoidsInflammation - Sesamoiditis
• Radiographic fragmentation possible
• Rx bod: Unloading
• Extended steel shank, rock sole, or cushion insert
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Forefoot ProblemsSesamoids
• Treatment includes:– Cast immobilization 3-4 weeks
– Orthotics
– Reduction of activities
SesamoidsFracture
Rest, NSAID, Casts, Orthotics
If still disabling after 6 months, consider complete excision
Forefoot ProblemsSesamoids
• Surgical treatment if refractory symptoms ie. 6 months
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SesamoidsComplications of Sesamoidectomy
• Both – Cock up 2 FHB loss
• Tibial- Hallux valgus
• Fibular – Hallux Varus
Claw Toe Mallet Toe
Hammer Toe
Claw Toes
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Skin Thickens(Hypertrophies) in Response to Friction or
Pressure• “callus” – sole
• “Hard corn” – top of toes
• “Soft corn” – in between toes
Surgical Treatment
Lesser Toes
Surgical TreatmentLesser Toes
Amputation (Flint, JBJS-B 1960)
• Historical interest only
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Ingrown Toenails
Causes:
• Improper nail care
• Improper shoe fit
• Infolding nail
Danger:
Untreated infection (Paronychia) may lead to bone infection (Osteomyelitis) & result in Toe Loss, especially in diabetics!
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Suggestion:
• Proper nail care
• Roomy anatomic soft toe box
• Appropriate size shoe
• Referral to specialist
• Especially if diabetic
Thanks
Summary
Orthopaedist is the Musculoskeletal MD for Treating Diabetic Foot Disorders
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