Transactions of the Japan Society of Mechanical Engineers Series C
Online ISSN : 1884-8354
Print ISSN : 0387-5024
Effect of Mechanical Excitation on Left Ventricular Contractility
Junji TANIKazuhiko KINBARAYoshiro KOIWAHideyuki HONDATakehiko TAKAGIJunichi KIKUCHINobuo HOSHI
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1992 Volume 58 Issue 551 Pages 2040-2044

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Abstract

The effect of mechanical excitation on the contractility of left ventricle is simulated numerically on the basis of the model of Beyar and Sideman, in which the contraction mechanism of the myocadium is taken into consideration and the left ventricle is modelled by an ellipsoid of revolution. The model is improved by adding the effect of the reduction in the contractile force due to mechanical excitation and cardiac insufficiency. This simulation gives the same result as the experiment, in which the maximum pressure of the left ventricle with latent cardiac insufficiency is depressed remarkably by the mechanical excitation.

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© The Japan Society of Mechanical Engineers
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