Combined injuries included ectopic ossification(27 cases),traumatic arthritis(19 cases),acetabular erosion(1 case),femoral head necrosis(3 cases),fat liquefaction(3 cases) and superficial infection(1 case).

• 并发异位骨化27例,创伤性关节炎19例,髋臼坏死1例,股骨头坏死3例,术后脂肪液化3例,浅表感染1例。