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Treatment of dynamic scaphoid instability.
Houshang Seradge1, Carrie Baer, David Dalsimer
1Orthopaedic and Reconstructive Center, Oklahoma City, Oklahoma, USA.
The Journal of Trauma
|June 24, 2004
Summary
A novel surgical technique effectively treats dynamic scaphoid instability, improving grip strength and wrist function. This procedure offers significant pain relief and high patient satisfaction for chronic wrist pain without fixed deformity.
Area of Science:
- Orthopedic Surgery
- Hand and Wrist Surgery
- Arthroscopy
Background:
- Chronic wrist pain from dynamic scaphoid instability poses treatment challenges.
- Delayed diagnosis often precludes direct scaphoid repair.
- Existing treatments like fusion or tenodesis result in fixed deformities.
Purpose of the Study:
- To evaluate the outcomes of a new surgical technique for dynamic scaphoid instability.
- To assess the long-term efficacy and patient satisfaction of the novel treatment.
Main Methods:
- Arthroscopic evaluation confirmed dynamic scaphoid instability in 105 wrists.
- A new technique involved transferring the extensor carpi radialis longus tendon.
- Follow-up averaged 63 months post-surgery.
Main Results:
- Average grip strength increased by 65%.
- Wrist extension-flexion improved by 9%; radial deviation decreased by 6 degrees.
- 85% of patients reported good to excellent outcomes; 94% experienced pain relief.
Conclusions:
- Dynamic scaphoid instability is a complex condition with limited treatment options.
- The novel tendon transfer technique shows promising results for managing dynamic scaphoid instability.
- This procedure offers a viable alternative to conventional treatments, improving function and reducing pain.
