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使用积分方程法对左心室内的血流分析:对左心室功能评估的关注

Flow analysis within the left ventricle using an integral equation method: interest in left ventricular function assessment.

作者信息

Cassot F, Saadjian A

出版信息

Med Prog Technol. 1980;8(1):39-47.

PMID:7464722
Abstract

The following parameters are derived from a hydrodynamic analysis of left ventricular ejection: pressure distribution along ventricular long axis and walls, regional and net forces applied to the blood within the ventricle. They are computed from human ventricular contours (angiograms), using an original application of integral equation method and numerical analysis. This technique enables flow analysis inside bodies of any shape. Comparison of each parameter computed from normal and infarcted (akinetic or bulged) ventricles shows that hydrodynamic analysis within the human left ventricle may provide better documented and quantitative assessment of its muscular and pump function than does morphological analysis of cardiac imaging.

摘要

以下参数源自左心室射血的流体动力学分析

沿心室长轴和室壁的压力分布、施加于心室内血液的局部力和合力。这些参数是根据人体心室轮廓(血管造影),采用积分方程法和数值分析的原始应用计算得出的。该技术能够对任何形状物体内部的血流进行分析。对正常心室和梗死(运动减弱或膨出)心室计算得到的各参数进行比较表明,与心脏成像的形态学分析相比,人体左心室内的流体动力学分析可能会为其肌肉和泵功能提供记录更完善的定量评估。

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