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典型文献
A novel anatomical self-locking plate fixation for both-column acetabular fractures
文献摘要:
Purpose::To compare the stability of the posterior anatomic self-locking plate (PASP) with two types of popular reconstruction plate fixation, i.e. double reconstruction plate (DRP) and cross reconstruction plate (CRP), and to explore the influence of sitting and turning right/left on implants.Methods::PASP, DRP and CRP were assembled on a finite element model of both-column fractures of the left acetabulum. A load of 600 N and a torque of 8 N·m were loaded on the S1 vertebral body to detect the change of stress and displacement when sitting and turning right/left.Results::The peak stress and displacement of the three kinds of fixation methods under all loading conditions were CRP > DRP > PASP. The peak stress and displacement of PASP are 313.5 MPa and 1.15 mm respectively when turning right; and the minimal was 234.0 Mpa and 0.619 mm when turning left.Conclusion::PASP can provide higher stability than DRP and CRP for both-column acetabular fractures. The rational movement after posterior DRP and PASP fixation for acetabular fracture is to turn to the ipsilateral side, which can avoid implant failure.
文献关键词:
Acetabular fractures;Internal fixation;Posterior anatomic self-locking plate (PASP);Biomechanics;Stability
作者姓名:
Li Ming;Wang Shuai-Yi;Xiao Jing-Wei
作者机构:
Department of Traumatic Orthopaedics, The Medical College of Ningbo University Affiliated Ningbo No. 6 Hospital, Ningbo, 315040, Zhejiang Province, China
引用格式:
[1]Li Ming;Wang Shuai-Yi;Xiao Jing-Wei-.A novel anatomical self-locking plate fixation for both-column acetabular fractures)[J].中华创伤杂志(英文版),2022(06):345-352
A类:
acetabulum,Acetabular
B类:
novel,anatomical,self,locking,plate,fixation,both,column,acetabular,fractures,Purpose,To,compare,stability,posterior,PASP,two,types,popular,reconstruction,double,DRP,cross,explore,influence,sitting,turning,right,left,implants,Methods,were,assembled,finite,element,model,torque,loaded,S1,vertebral,body,detect,change,stress,displacement,when,Results,peak,three,kinds,methods,under,all,loading,conditions,respectively,minimal,was,Mpa,Conclusion,can,provide,higher,than,rational,movement,after,ipsilateral,side,which,avoid,failure,Internal,Posterior,Biomechanics,Stability
AB值:
0.44336
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