To evaluate the effect of hip surface replacement on bone mineral density of proximal femur compared with THA group.
通过表面置换和全髋置换术后股骨近端骨密度的比较，来评估表面置换对股骨近段骨密度的影响。
To study the method and curative effect of total hip surface replacement using non-image based surgical navigation system.
探讨非影像手术导航系统下进行全髋关节表面置换的方法和疗效。
Conclusion Total hip surface replacement is one of the best choice for the treatment of osteonecrosis of the femoral head in young and middle-aged, and gets satisfactory result.
髋关节表面置换术是治疗中青年患者股骨头缺血性坏死的较佳选择，临床效果满意。
Purpose Present study investigated the role of metal on metal surface replacement of the hip in treating the young patients suffering rheumatoid arthritis or aseptic necrosis of femoral head.
目的探讨金属对金属人工全髋表面置换术治疗类风湿性关节炎和股骨头无菌性坏死的临床价值。
Purpose Present study investigated the role of metal on metal surface replacement of the hip in treating the young patients suffering rheumatoid arthritis or aseptic necrosis of femoral head.
目的探讨金属对金属人工全髋表面置换术治疗类风湿性关节炎和股骨头无菌性坏死的临床价值。
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