vena contracta 缩流断面 ; 射留缩 ; 缩脉 ; 最小喷流面积
vena contracta pressure tappings 缩流取压口
vena-contracta 收缩断面
Vena contracta width 射流紧缩口宽度 ; 缩流宽度
Vena contracta area 缩流面积
Doppler vena contracta 彩色多普勒过反流口
vena contracta pressure 阀后缩脉处压力pvc
vena-contracta coefficient 垂直收缩系数
The objective is to explore the roles of color Doppler vena contracta in the evaluation of mitral regurgitation grading.
目的是探讨彩色多普勒静脉收缩术在评估二尖瓣反流分级中的作用。
Objective: To explore the roles of color Doppler vena contracta in the evaluation of mitral regurgitation grading.
目的:探讨彩色多普勒过返流口宽度在估测二尖瓣返流程度中的作用。
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