目的：探讨人工肩关节假体置换治疗肱骨近端恶性骨肿瘤的疗效。

Objective: To discuss the treatment of malignant bone tumors of proximal humerus by the replacement of artificial shoulder joint.

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目的：探讨髋关节假体置换后整体康复治疗功能训练的方法和效果。

OBJECTIVE: To explore the method and effect of rehabilitative functional training following hip replacement.

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结论髋关节假体置换术可引起骨髓脂肪入侵血液循环并导致血小板激活。

Conclusions Hip prosthesis can cause intravasation of bone marrow fat that leads to platelet activation.

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