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目的：总结股骨近端螺旋刀片抗旋髓内钉(PFNA)手术治疗中老年股骨转子间骨折的临床疗效。方法回顾性分析使用PFNA手术治疗中老年股骨转子间不同类型骨折患者48例。结果根据Harris髋关节功能评分，总体优良率85%，功能恢复接近伤前水平。结论用PFNA手术治疗中老年股骨转子间骨折，手术操作简便，缩短手术时间，降低长期卧床的并发症发生率，疗效满意。“,”Objective To evaluate the clinical results of treatment of intertrochanteric fractures with PFNA in middle and aged patients. Methods A retrospective analysis was performed on 48 patients with intertrochanteric femoral fractures were treated with PFNA. Results According to Harris hip joint function score, The total excellent and good rate of this treatment was 85%, and function of hips in patients were recovered to norma. Conclusion Intertrochanteric femoral fractures were treated successful y with the PFNA.The method has advantage of convenient procedure, less complication, excellent clinical results.