目的：观察异体肌腱材料应用于重建膝关节后交叉韧带并后外侧复合体损伤的效果。
OBJECTIVE: To observe the effect of tendon allograft materials on PCL plus PLC injuries during reconstruction.
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.
结果证实，同种异体肌腱重建膝关节后交叉韧带并后外侧复合体损伤不损伤正常的自身结构，修复效果满意。
The results confirmed that the tendon allograft reconstruction of PCL plus PLC injuries cannot damage the normal structure with satisfactory effects.
结果证实，同种异体肌腱重建膝关节后交叉韧带并后外侧复合体损伤不损伤正常的自身结构，修复效果满意。
The results confirmed that the tendon allograft reconstruction of PCL plus PLC injuries cannot damage the normal structure with satisfactory effects.
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