Objective：To discuss the curative effect of the dynamic hip system blade （DHS-blade） on the treatment of femoral neck fractures in elderly patients with osteoporosis.Methods：A retrospective study was conducted to ...Objective：To discuss the curative effect of the dynamic hip system blade （DHS-blade） on the treatment of femoral neck fractures in elderly patients with osteoporosis.Methods：A retrospective study was conducted to analyse the clinical data of 60 elderly patients with osteoporosis who had been treated for femoral neck fractures with DHS-blade in our department between September 2012 and February 2014.There were 22 males and 38 females with a mean age of （66.8±3.2） years.According to the Singh Index Classification,all the patients＇ Singh index was below level 3.The Harris criterion and function recovery after operation were analysed.Results：All patients were followed up for 12-17 months （mean 14 months）.No femoral head necrosis,femoral neck shortening,internal fixation loosening or backing out of the nails occurred.Bone nonunion was found in one case and he had a good recovery after total hip arthroplasty.The time for fracture healing ranged from 3-6 months （average 3.5 months）.According to Harris criterion,35 cases were rated as excellent,22 good,2 fair and 1 poor.The Harris scale was significantly improved from 28.46±2.35 preoperatively to 91.98±3.26 at 6 months postoperatively （P＜0.05）.Conclusion：DHS-blade,being minimally invasive,allowing earlier postoperative exercise and avoiding the complications elicited by traditional internal fixation,is advisable for treatment of femoral neck fractured patients with osteoporosis.展开更多
股骨近端防旋髓内钉（proximal femoral nail antirotation，PFNA）是AO国际内固定研究学会在2004年发明的一种新型头髓钉，与治疗股骨转子周围骨折的其他头髓钉相比，其不但具有力臂短、强度大、创伤小等共同特点^[1-3]，而且只用1枚...股骨近端防旋髓内钉（proximal femoral nail antirotation，PFNA）是AO国际内固定研究学会在2004年发明的一种新型头髓钉，与治疗股骨转子周围骨折的其他头髓钉相比，其不但具有力臂短、强度大、创伤小等共同特点^[1-3]，而且只用1枚螺旋刀片固定头颈骨块，兼具抗旋转和抗内翻能力，螺旋刀片通过敲击“挤入”股骨头，减少了骨量的丢失^[4-6]。展开更多
文摘Objective：To discuss the curative effect of the dynamic hip system blade （DHS-blade） on the treatment of femoral neck fractures in elderly patients with osteoporosis.Methods：A retrospective study was conducted to analyse the clinical data of 60 elderly patients with osteoporosis who had been treated for femoral neck fractures with DHS-blade in our department between September 2012 and February 2014.There were 22 males and 38 females with a mean age of （66.8±3.2） years.According to the Singh Index Classification,all the patients＇ Singh index was below level 3.The Harris criterion and function recovery after operation were analysed.Results：All patients were followed up for 12-17 months （mean 14 months）.No femoral head necrosis,femoral neck shortening,internal fixation loosening or backing out of the nails occurred.Bone nonunion was found in one case and he had a good recovery after total hip arthroplasty.The time for fracture healing ranged from 3-6 months （average 3.5 months）.According to Harris criterion,35 cases were rated as excellent,22 good,2 fair and 1 poor.The Harris scale was significantly improved from 28.46±2.35 preoperatively to 91.98±3.26 at 6 months postoperatively （P＜0.05）.Conclusion：DHS-blade,being minimally invasive,allowing earlier postoperative exercise and avoiding the complications elicited by traditional internal fixation,is advisable for treatment of femoral neck fractured patients with osteoporosis.
文摘股骨近端防旋髓内钉（proximal femoral nail antirotation，PFNA）是AO国际内固定研究学会在2004年发明的一种新型头髓钉，与治疗股骨转子周围骨折的其他头髓钉相比，其不但具有力臂短、强度大、创伤小等共同特点^[1-3]，而且只用1枚螺旋刀片固定头颈骨块，兼具抗旋转和抗内翻能力，螺旋刀片通过敲击“挤入”股骨头，减少了骨量的丢失^[4-6]。
