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人工关节在修复肿瘤性骨缺损和保留肢体功能方面日益受到骨科医师的青睐马忠秦[1]指出保肢疗法应能使患者术后尽早应用患肢，人工关节在这方面有其独特之处找院自1991年开始对8例股骨下端骨肿瘤施实特制人工全膝关节置换术，现就提高术后肢体功能康复的注意事项阐述如下：临床
Artificial joints are increasingly favored by orthopedists in the repair of tumor-related bone defects and preservation of limb function. Ma Zhongqin [1] pointed out that limb salvage therapy should enable patients to apply the affected limbs as soon as possible after surgery. The artificial joints have unique features in this regard. The hospital began to perform special artificial total knee arthroplasty for 8 cases of lower femoral bone tumors since 1991. The following are the points for attention in improving postoperative limb function recovery: