Comparison of the Clinical Outcomes after Total Knee Arthroplasty with the LCS Rotating Platform

High flexion of the knee after total knee arthroplasty is es-sential for a successful overall functional outcome.1-3) One problem of total knee arthroplasty in Asian people is that patients cannot flex the knee beyond 120 ° following the operation. Various factors that may influence the range of motion of the knee after a total knee arthroplasty have Background: We compared clinical outcomes after total knee arthroplasty with the Low Contact Stress (LCS) rotating platform mobile bearing knee system and the Press Fit Condylar Sigma rotating platform high flexion (PFC Sigma RP-F) mobile bearing knee system. Methods: Fifty cases of total knee arthroplasty were performed with the PFC Sigma RP-F mobile bearing knee system and sixty-one cases were performed with the LCS mobile bearing total knee arthroplasty. The average duration of follow-up was 2.9 years