Proximal ulnar stump stability after using the pronator quadratus muscle transfer combined with the Suavé-Kapandji procedure in rheumatoid wrist.

The pronator quadratus muscle transfer combined with the Sauvé-Kapandji procedure was used to treat the distal radioulnar joint disorder in ten rheumatoid wrists for prevention against instability of the proximal ulnar stump. All patients were female with a mean age of 46.6 years.