Fig. 2From: Unicompartmental vs. segmental bicompartmental vs. total knee replacement: comparison of clinical outcomesSigma High Performance unicompartmental knee replacement (UKR) and patello-femoral joint (PFJ) medial segmental bicompartmental knee replacement prostheses (DePuy, Warsaw, IN, USA). a Clinical photograph. Knee radiographs b Antero-posterior weight-bearing c Lateral d SkylineBack to article page