Abstract:

Objective：To evaluate the effect of expanding ulnar nerve groove plasty for cubital tunnel syndrome caused by
osteoarthropathy of the elbow or rheumatoid arthritis. Methods: Eleven patients suffered from cubital tunnel syndrome were operated by applying expanding ulnar nerve groove treatment, effect of operative therapy were evaluated by Lascar grades and functional assessment standards for ulnar nerve repair. Results: 4 moderate symptom cases were recovered after operation, and among 7 severe symptom cases 86% were recovered after operation. Conclusion: Expanding ulnar nerve groove treatment was proved to be effective, easy, feasible and secure.

Key words: cubital tunnel syndrome, operative therapy, rheumatoid arthritis