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心脏和血管系统动态耦合对人体体动脉搏波传播的影响 总被引:3,自引:1,他引:2
本文首次在心脏和血管动态耦合的基础上,研究了人体体动脉中压力和流量脉搏波的传播·左心室采作E(t)_R模型,体动脉树用T_Y模型,应用传输线理论和傅氏分析,选取了合适的心血管参数,得到了沿体动脉各处压力和流量的波形,并研究了心血管各参数对脉搏波传播的影响,对于实际工作很有帮助· 相似文献
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The influence of cardiovascular dynamic coupling on the blood pulse wave propagation in human body 总被引:1,自引:1,他引:0
I.IntroductionPeoplehavedonequiteafewresearchesaboutthepulsewavepropagationinarteries.Womersleyl'lhasputforwardtheformulaofpressureandflowincylilldricaltubesanalytically,Lambertl'l,Streeter,etal.t3]andAnliker,etal.141havecarriedoutsomenumericalcomputationofbloodnowonthebasisofonedimensiontubeflowequation.otherauthorshavestudiedthepropagationcharacterofpulsewaveinarterieswithspreadlinetheoryandcharacteristiclinemethod,andhavemadesomeprogress.However,summarizingallthepreviouswork,theyalltaketh… 相似文献
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