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First metatarsophalangeal joint arthrodesis with the Truncated Cone Reamer System
G S Shim1, I Pikscher, N Frankel
1Department of Podiatric Surgery, Lakeside Community Hospital/Watertower Surgicenter, Chicago, Illinois.
The Journal of Foot Surgery
|July 1, 1992
Summary
The Truncated Cone Reamer (TCR) System precisely shapes bone for first metatarsophalangeal joint fusion. This method ensures stable, congruous bone contact for successful arthrodesis.
Area of Science:
- Podiatric surgery
- Orthopedic biomechanics
- Surgical instrumentation
Background:
- First metatarsophalangeal joint arthrodesis is a common procedure for treating forefoot pathology.
- Current techniques may have limitations in achieving optimal bone apposition and stability.
- A need exists for precise instrumentation to enhance arthrodesis outcomes.
Observation:
- The Truncated Cone Reamer (TCR) System is introduced for precise bone preparation.
- The system creates a male cone on the metatarsal head and a female cone on the phalangeal base.
- This design facilitates a peg-in-hole configuration for the arthrodesis.
Findings:
- The TCR System ensures congruous cancellous bone contact across all apposing surfaces.
- The inherent peg-in-hole design provides intrinsic stability to the arthrodesis.
- A step-by-step surgical technique and a 1-year follow-up case study are presented.
Implications:
- The TCR System offers a novel approach to first metatarsophalangeal joint arthrodesis.
- This technique may improve bony consolidation and long-term stability.
- It provides a reproducible method for achieving precise joint preparation in foot surgery.