The mesh-matching algorithm:: an automatic 3D mesh generator for finite element structures

The mesh-matching algorithm:: an automatic 3D mesh generator for finite element structures
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DOI:
10.1016/s0021-9290(00)00055-5
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发表时间:
2000-08-01
影响因子:
2.4
通讯作者:
Lavallée, S
Lavallée, S
中科院分区:
工程技术3区
文献类型:
--
作者:
Couteau, B;Payan, Y;Lavallée, S

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几位作者已经在骨科生物力学中采用有限元分析进行应力和应变分析。不幸的是,三维模型的定义是耗时的(主要是因为手动3D网格化过程),因此要执行的分析的数量是有限的。作者研究了一种新的患者特异性方法,可以自动生成像骨骼这样复杂的结构的3D网格。这种方法,称为网格匹配(M-M)算法,自动生成定制的三维网格解剖结构从一个已经存在的模型。M-M算法已被用来生成有限元模型的10个近端的人类股骨从一个初始的已被实验验证。自动生成的网格似乎表现出令人满意的结果。(C)2000爱思唯尔科技有限公司版权所有。
Several authors have employed finite element analysis for stress and strain analysis in orthopaedic biomechanics. Unfortunately, the definition of three-dimensional models is time consuming (mainly because of the manual 3D meshing process) and consequently the number of analyses to be performed is limited. The authors have investigated a new patient-specific method allowing automatically 3D mesh generation for structures as complex as bone for example. This method, called the mesh-matching (M-M) algorithm, generated automatically customized 3D meshes of anatomical structures from an already existing model. The M-M algorithm has been used to generate FE models of 10 proximal human femora from an initial one which had been experimentally validated. The automatically generated meshes seemed to demonstrate satisfying results. (C) 2000 Elsevier Science Ltd. All rights reserved.