Results The operations of artificial replacement of total hip for 53 aged patients were successful.

结果：53例老年患者全髋置换手术安全、顺利进行。

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Objective a three dimensional finite element model after total hip replacement was established to analytically study the stress distribution of the artificial stem, bone cement and human femur.

目的建立人工髋关节置换术后的三维有限元模型，分析研究人工股骨柄、骨水泥和人体股骨的应力分布。

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Objective To discuss the relationship between the matching relationship between artificial prosthesis and femoral superior extremity and asepsis looseness of total hip replacement.

目的探讨人工假体与股骨上端匹配与人工全髋关节置换术后无菌性松动之间的关系。

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