New York, N.Y.Investigation performed at The New York Hospital-Cornell Medical Center, New York City.*No benefits in any form have been received or will be received from a commercial party related directly or indirectly to the subject of this article. No funds were received in support of this study.**Lenox Hill Hospital, 130 East 77th Street, New York, N.Y. 10021.***The Hand Surgery Service, The Hospital for Special Surgery, 535 East 70th Street, Room 210, New York, N.Y. 10021.