AIM to discuss the effect and influence factors operative of dynamic hip screw (DHS) internal fixation in treatment of intertrochanteric fracture.

目的探讨动力髋关节螺钉内固定治疗股骨粗隆间骨折效果、影响因素及操作技术。

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Objective: to discuss the influence factors and operative technique of dynamic hip screw (DHS) in treatment of intertrochanteric fracture of femur in aged person.

目的：探讨髋动力加压螺钉(DHS)治疗老年股骨转子间骨折中的影响因素及操作技术。

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Conclusion: minimal invasive approach with DHS in treatment of intertrochanteric fracture of femur in senile has the advantages of trauma minimally, bleeding less, healing rapidly, and small scar.

结论：微创DHS内固定治疗老年股骨粗隆间骨折，与常规DHS内固定术相比具有创伤小、出血少、骨折易愈合、瘢痕小等优点，是值得提倡的一种手术方法。

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