目的比较两种空心钉不同排列方式对老年股骨颈骨折术后疗效的影响。方法 2010年2月至2012年1月我科治疗老年股骨颈骨折142例,其中行空心加压螺钉固定87例,分别使用两种不同排列方式的空心钉,A组行经矩立体交叉排列方式,共45例,男17例,...目的比较两种空心钉不同排列方式对老年股骨颈骨折术后疗效的影响。方法 2010年2月至2012年1月我科治疗老年股骨颈骨折142例,其中行空心加压螺钉固定87例,分别使用两种不同排列方式的空心钉,A组行经矩立体交叉排列方式,共45例,男17例,女28例,平均年龄(73.66±8.01)岁;B组行AO三角形排列方式,共42例,其中男13例,女29例;平均年龄(75.16±8.52)岁。分别记录并比较两组患者术中出血量、手术时间、C型臂照射时间、住院时间;此外,术后1年对两组患者患侧髋关节活动功能及股骨颈短缩情况进行随访并比较。结果两组比较,年龄、性别、合并症、美国麻醉医师协会(American society of anesthesiologists,ASA)评分、骨折类型、骨密度差异无统计学意义(P>0.05);对术中情况进行比较,发现两组患者麻醉方式、出血量、手术时间及C型臂透视时间均差异无统计学意义(P>0.05);术后1年随访,A组(经矩立体交叉排列方式)中,3例随访期间死亡,39例骨折愈合,2例骨折不愈合,3例失效,1例股骨头缺血坏死,其中14例发生股骨颈短缩,Harris髋关节功能评分平均(85.13±10.30)分;B组(三角形排列方式)中,2例死亡,39例骨折愈合,1例骨折不愈合,1例失效,没有股骨头缺血坏死的病例,23例发生股骨颈短缩,Harris髋关节功能评分平均(78.44±14.17)分。两组相比,B组(三角形排列方式)较A组(经矩立体交叉排列方式)更容易发生股骨颈短缩(P<0.01),同时Harris评分较A组小,说明患肢功能较差(P<0.01)。结论三角形排列方式治疗老年股骨颈骨折较经矩立体交叉排列方式更容易发生股骨颈短缩,髋关节功能也较差。展开更多
Based on the specialty of major rock-forning minerals and elementary composition of metamorphite,the detailed and systematical review,analysis and summary are completed for a series of lithology and reservoir fracture...Based on the specialty of major rock-forning minerals and elementary composition of metamorphite,the detailed and systematical review,analysis and summary are completed for a series of lithology and reservoir fracture identification teehnologies with logging that are recent years.Research shows that nuclear logging series in conventional logging are more favorable to identify the metanorphie lithology.ECS(elemental capturespectrosoopy)and other new logging lechnologies can be applied to identify metamorphic lithology.Due to theolex and di-verse metamorphic lithologies,the correspending reservoir identification standard should be established for metamorphic reservoir identificat lithology identification,The applicable conventional logging methods for metamorphic reservoir fracture identification mainly incldle dual lat ging,scoustic logging,dual lateral logging-microspherical focus,borehole diameter logging,natural gamma ray spectrology baging,etc.In additie acoustic-resistivity imaging logging,multipolar array acoustic logging,cross dipole acoustic logging and other new logging tec nologies with unique ad-vantages are increasingly applied for metamorphic reservoir fractureidentification.Currently,there are no gener appli sandards for logging i-dentification of metamorphic lithology and reservoir fracture.The specific metamorphic reservoir development a field actual data in specific ar-eas should be considered to study the logging identification and evaluation.展开更多
文摘目的比较两种空心钉不同排列方式对老年股骨颈骨折术后疗效的影响。方法 2010年2月至2012年1月我科治疗老年股骨颈骨折142例,其中行空心加压螺钉固定87例,分别使用两种不同排列方式的空心钉,A组行经矩立体交叉排列方式,共45例,男17例,女28例,平均年龄(73.66±8.01)岁;B组行AO三角形排列方式,共42例,其中男13例,女29例;平均年龄(75.16±8.52)岁。分别记录并比较两组患者术中出血量、手术时间、C型臂照射时间、住院时间;此外,术后1年对两组患者患侧髋关节活动功能及股骨颈短缩情况进行随访并比较。结果两组比较,年龄、性别、合并症、美国麻醉医师协会(American society of anesthesiologists,ASA)评分、骨折类型、骨密度差异无统计学意义(P>0.05);对术中情况进行比较,发现两组患者麻醉方式、出血量、手术时间及C型臂透视时间均差异无统计学意义(P>0.05);术后1年随访,A组(经矩立体交叉排列方式)中,3例随访期间死亡,39例骨折愈合,2例骨折不愈合,3例失效,1例股骨头缺血坏死,其中14例发生股骨颈短缩,Harris髋关节功能评分平均(85.13±10.30)分;B组(三角形排列方式)中,2例死亡,39例骨折愈合,1例骨折不愈合,1例失效,没有股骨头缺血坏死的病例,23例发生股骨颈短缩,Harris髋关节功能评分平均(78.44±14.17)分。两组相比,B组(三角形排列方式)较A组(经矩立体交叉排列方式)更容易发生股骨颈短缩(P<0.01),同时Harris评分较A组小,说明患肢功能较差(P<0.01)。结论三角形排列方式治疗老年股骨颈骨折较经矩立体交叉排列方式更容易发生股骨颈短缩,髋关节功能也较差。
文摘Based on the specialty of major rock-forning minerals and elementary composition of metamorphite,the detailed and systematical review,analysis and summary are completed for a series of lithology and reservoir fracture identification teehnologies with logging that are recent years.Research shows that nuclear logging series in conventional logging are more favorable to identify the metanorphie lithology.ECS(elemental capturespectrosoopy)and other new logging lechnologies can be applied to identify metamorphic lithology.Due to theolex and di-verse metamorphic lithologies,the correspending reservoir identification standard should be established for metamorphic reservoir identificat lithology identification,The applicable conventional logging methods for metamorphic reservoir fracture identification mainly incldle dual lat ging,scoustic logging,dual lateral logging-microspherical focus,borehole diameter logging,natural gamma ray spectrology baging,etc.In additie acoustic-resistivity imaging logging,multipolar array acoustic logging,cross dipole acoustic logging and other new logging tec nologies with unique ad-vantages are increasingly applied for metamorphic reservoir fractureidentification.Currently,there are no gener appli sandards for logging i-dentification of metamorphic lithology and reservoir fracture.The specific metamorphic reservoir development a field actual data in specific ar-eas should be considered to study the logging identification and evaluation.
