Objective:To locate the motor points and intramuscular nerve endings exactly in semitendinous and semimembranous muscle.
目的：精确定位半腱肌、半膜肌的运动点和肌内神经末梢分布区域。
Objective To discuss the clinical results of arthroscopic reconstruction of posterior and anterior cruciate ligaments of the knee with double semitendinous tendons.
目的观察膝关节镜下双股半腱肌腱单端固定法重建膝前、后交叉韧带的方法及疗效，探讨其优缺点。
ObjectivesTo explore surgical technique and clinical efficacy in arthroscopic reconstruction of posterior cruciate ligament(PCL) by autologous triple-stranded semitendinous tendons (ST) and screws.
目的探讨关节镜下自体半腱肌腱重建膝关节后交叉韧带（PCL）的手术方法及临床疗效。
ObjectivesTo explore surgical technique and clinical efficacy in arthroscopic reconstruction of posterior cruciate ligament(PCL) by autologous triple-stranded semitendinous tendons (ST) and screws.
目的探讨关节镜下自体半腱肌腱重建膝关节后交叉韧带（PCL）的手术方法及临床疗效。
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