股骨颈骨折后股骨头坏死的可控制性因素分析与对策

目的探讨空心加压螺钉治疗股骨颈骨折后股骨头坏死的可控制性因素。方法回顾性分析随访资料完整的133例新鲜股骨颈骨折患者，均用空心加压螺钉内固定。对患者资料运用SPSS10．0软件进行统计学分析，即对术前、手术期、术后各项可控制性因素与股骨头坏死相关性分析。结果133例患者获12～60个月随访，平均45．2个月。12例出现股骨头坏死，坏死率9％，坏死发生时间为术后13～51个月。结论可控制性因素对股骨颈骨折后股骨头坏死影响显著。加强可控制性因素的认识与处理，是减少股骨头坏死的有效方法。

Analysis and countermeasure of controllable factors on femoral head necrosis after femoral neck fracture

Objective To discuss on treatment of necrosis of femoral head after femoral neck fracture by cannulated screw of control factors. Methods Retrospective analysis of follow-up data integrity of 133 eases of fresh femoral neck fracture , with hollow compression screw internal fixation. Used SPSS 10.0 software for statistical analysis the patient information, or preoperative, surgical and postoperative periods of control factors and correlation analysis of femoral head necrosis. Results The 133 patients were received 12-60 months follow-up, an average of 45.2 month. 12 eases with femoral head necrosis, necrosis rate of 9%, for postoperative necrosis occurs 13~51 months. Conclusion Control- lable factors affects necrosis of femoral head after femoral neck fracture significantly, step up control and treatment is effective methods to reduce the necrosis of femoral head.