目的：探讨可旋转铰链式膝关节假体的应用。

Objective: To study clinic results of rotation knee system.

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可旋转铰链式膝关节置换膝关节肿瘤病人是一种有效的保肢方法，但选择适应证应慎重。

The knee replacement system is an effective method to treat bone tumors near the knee, but the operative indication should be carefully selected.

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探讨膝关节肿瘤的保肢治疗以及可旋转铰链式膝关节在保肢手术中的适应证及手术方法。

To study the results of application of rotation knee system in the treatment of bone tumor treatment and the operative indication and method of total knee replacement.

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