结论：①在正常情况下股外侧肌腱内面与股骨外侧髁存在着接触，这可能是缓解髌骨外侧关节软骨面压力的正常接触；
Conclusions:There is a normal contact area between the inner surface of lateral femoral tendon and lateral femur condylar to reduce the contact pressure of the lateral surface of patella.
结论：髌骨外侧关节面软骨下骨骨质最为坚固。
Conclusion: The optimum level of patella of the retropatellar articular surface is lateral facet.
目的：探讨髌骨半脱位致髌骨外侧软骨面压力过高的形态学因素。
Objective: to study the morphological factor in the excessive lateral pressure syndrome caused by subluxation of patella.
应用推荐