所有人之前均有臀骨骨折。
阔筋膜张肌和臀中肌将大腿骨向内，平衡由臀大肌产生的向外的力量。
The tensor fascia lata and gluteus medius turn the thigh bone inward, balancing the turning-out force of the gluteus maximus.
方法在解剖学研究的基础上，设计旋股外侧血管升支的臀中肌支大转子骨瓣转移治疗股骨头缺血性坏死。
Methods Basing on the anatomic study, the author designed the greater trochanter bone flap pedicled with middle gluteal muscle branch of lateral femoral circumflex vessel for the treatment of INFH.
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