Fig. 1From: A new tibial insert design with ball-in-socket medial conformity and posterior cruciate ligament retention closely restores native knee tibial rotation after unrestricted kinematic alignmentCross-section views of the insert in the medial and lateral compartments offering ball-in-socket (B-in-S) medial conformity (MC), a flat articular surface in the lateral compartment, and PCL retentionBack to article page