BACULOVIRUS DNA REPLICATION FACTORS & BACULOVIRUS ORIGINS FOR DNA REPLICATION
BACULOVIRUS DNA REPLICATION FACTORS & BACULOVIRUS ORIGINS FOR DNA REPLICATION
批准号:
6221119
负责人:
CHRISTIAN H AHRENS
金额:
$0.13万
依托单位国家:
美国
项目类别:
财政年份:
1999
资助国家:
美国
项目状态:
已结题
起止时间:
1999-08-01 至 2000-07-31
中文摘要
从一项对当前文学的调查中可以清楚地看到,
远端关节内骨折复位不良与骨折的关系
桡骨和随后发生的放射腕骨关节病
临床上很重要,但知之甚少。同样明显的是,
腕关节的非线性接触有限元分析
非常适合于详细调查的可行的计算方案
在放射腕关节的局部组织应力。将这些组合在一起
点,有限元分析提供了一个有用的工具
研究不精确还原的力学含义
桡骨远端关节内骨折。的广泛目标
提出的研究是一种经过充分验证的开发
放射腕关节的计算模型,与
以前开发的实验模型,将能够提供
指导如何严格地改善桡骨远端的功能
关节内骨折处理技术。这件事的重点是
功是初始关节内的力学关系
桡骨远端骨折,随之而来的不精确复位
关节不协调,最后出现骨关节病。这
三维有限元模型将包括半径、两个
腕骨(月骨和舟状骨)和关节
在这些骨头之间。模型几何图形将从
冷冻显微镜切片照片,以前从
身体手腕。
英文摘要
It is clear from a survey of current literature that the
relationship between malreduced intra-articular fracture of the distal
radius and the subsequent onset of radiocarpal osteoarthrosis is
clinically important, yet poorly understood. It is also clear that
nonlinear contact finite element analysis of the radiocarpal joint is
a feasible computational option well-suited for detailed investigation
of local tissue stresses in the radiocarpal joint. Combining these
points, finite element analysis provides a useful tool for
investigating the mechanical implications of imprecise reduction of
intra-articular fracture of the distal radius. The broad objective of
the proposed research is the development of a well-verified
computational model of the radiocarpal joint, which, in concert with
previously developed experimental models, will be capable of providing
guidance toward rigorously grounded improvements in distal radius
intra-articular fracture management techniques. The focus of this
work is the mechanical relationship between initial intra-articular
fracture of the distal radius, subsequent imprecise reduction of
articular incongruency, and final onset of osteoarthrosis. This
three-dimensional finite element model will include the radius, two
carpal bones(the lunate and the scaphoid), and the articulations
between these bones. The model geometry will be obtained from
photographs of cryomicrotome sections previously obtained from a
cadaver wrist.
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BACULOVIRUS DNA REPLICATION FACTORS & BACULOVIRUS ORIGINS FOR DNA REPLICATION
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批准号:6253534
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项目类别:
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资助金额:$0.61万
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财政年份:1997
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负责人:CHRISTIAN H AHRENS
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依托单位:
BACULOVIRUS DNA REPLICATION FACTORS & BACULOVIRUS ORIGINS FOR DNA REPLICATION
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批准号:5225385
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项目类别:
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资助金额:$0.0万
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财政年份:--
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负责人:CHRISTIAN H AHRENS
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依托单位:--