... 关键词】 急性心肌缺血；组织速度成像；右心功能 [gap=1616]Key words: acute myocardial ischemia； tissue velocity image； right heart function ...
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Objective: to quantitatively analyze regional left ventricular (LV) systolic function before and after coronary artery stent implantation by quantitative tissue velocity image (QTVI).
目的：采用超声定量组织速度显像(QTVI)技术，评价冠状动脉内支架置入术后的左室局部室壁运动改变。
Objective: to evaluate if the mitral annular systolic motion velocities measured by Doppler quantitative tissue velocity image (QTVI) correlated with left ventricular ejection fraction (LVEF).
目的：应用超声定量组织速度显像(QTVI)技术测定二尖瓣环运动速度，评价其是否与左室整体收缩功能指标左室射血分数(L VEF)相关。
Study the velocity of mitral and tricuspid annulus by tissue Doppler Image to reflect the myocardial function.
使用组织多普勒功能研究胎儿二、三尖瓣环的运动速度来反映心肌功能。
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