Excision of semilunar cartilage of knee joint. 膝关节半月软骨切除术。
The characteristic of stress and load transmission in the semilunar cartilage model was studied with three-dimensional photoelastic method based on the principle of biomechanics. 用三维光弹性实验方法从生物力学角度研究人体半月板的受力状态及其对荷载传递的特点。