Scaphotrapeziotrapezoid arthrodesis for arthritis.

The main indications for scaphotrapeziotrapezoid (STT) fusion are STT arthritis, rotary subluxation of the scaphoid, and Kienbock disease. The results of this procedure in the literature for each indication are discussed, as are the advantages, disadvantages,and alternative procedures. This article discusses the authors' surgical technique and results. The authors believe this procedure is a viable one in specific clinical scenarios.