From the Department of Orthopaedic Surgery, Rush-Presbyterian-St. Luke's Medical Center, Chicago, Illinois.
Acknowledgment date: March 13, 1998.
Acceptance date: March 13, 1998.
Device status category: 11.
Address reprint requests to: Howard S. An, MD; Department of Orthopaedic Surgery; Rush-Presbyterian-St. Luke's Medical Center; 1725 West Harrison St., Suite 1063 POB; Chicago, IL 60612; E-mail: [email protected].