Conclusion: For unstable fracture among the femur rotors which tolerate operation, when internally fixated, the DHS should be first to choose, AO Angle steel plate secondly.
结论：对能耐受手术治疗的股骨转子间不稳定性骨折，应首选DHS内固定，其次是AO角钢板。
Conclusion The treatment of old DHS fixation of intertrochanteric fractures is an effective, simple operation, less injury, precise and effective internal fixation.
结论DHS内固定手术治疗陈旧性股骨转子间骨折是行之有效的，手术操作简单，创伤较小，内固定确切有效。
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