TKA Prosthesis implanted in Los Angeles, CA, USA in 2006 originally submitted as an unknown by Dr. Haefeli. Identified by Dr. Frueh. Please see below.
Courtesy of Pascal Haefeli, MD, Orthopaedic Resident
Klinik für Orthopädie und Unfallchirurgie
Luzerner Kantonsspital Klinik
Luzern 16, Switzerland
Implant identified by Walter Frueh, MD, EmergeOrtho, Wilmington, NC, USA as a DePuy J&J Sigma RP total knee prosthesis