Rotational alignment of the trochlear component parallel to the epicondylar axis optimizes patellar tracking.25,26 Palpation of the epicondyles is difficult, particularly when using smaller incisions.

与踝轴平行的滑车成分旋转位移能使髌痕迹最优化25.26。踝触诊很难，特此使用小切口时。

Epicondylar markers could be placed either manually or automatically by a computer algorithm that selected the most lateral or most medial osseous prominence of the distal part of the humerus.

髁标记放置于通过手工或计算机算法自动确定的肱最内侧和最外侧的性凸起。