二尖瓣环；
The septum, lateral, anterior and inferior walls of the mitral annulus were displayed, and selected for DTI spectral sampling.
记录二尖瓣环侧壁、间隔、前壁和下壁的运动频谱。
Mitral annulus velocity detected by TDI is sensitive and reliable to evaluate left ventricular function in heart failure children.
以TDI方法测定二尖瓣环运动频谱评价心力衰竭儿童左室功能是敏感和可靠的。
Objective To define the role of mitral annulus motion (MAM) for detecting diastolic function in patients with old myocardial infarction.
目的利用M型超声测定二尖瓣环运动（MAM ）评价左室舒张功能。
Objective To investigate The method and feasibility of analysing mitral annulus geometry via real-time three-dimensional echocardiography (RT-3DE).
目的探讨实时三维超声心动图(RT - 3de)研究二尖瓣环立体形态的方法和可行性。
Objective To assess the left ventricular diastolic function in uremic patients using mitral annulus velocity determined by quantitative tissue velocity imaging(QTVI).
目的应用定量组织速度成像（QTVI）测定二尖瓣环运动速度评价尿毒症病患者左室舒张功能。
Objective to assess left ventricular diastolic function in essential hypertensive patients using mitral annulus velocity determined by quantitative tissue velocity imaging (QTVI).
目的应用定量组织速度成像(QTVI)测定二尖瓣环运动速度评价高血压病患者左室舒张功能。
Objective To probe the value of mitral annulus peak systolic flow velocity and systolic displacement in evaluating left ventricular systolic function of dilated cardiomyopathy patients.
目的探讨二尖瓣环收缩期峰值速度及收缩期位移评价扩张型心肌病患者左室收缩功能的价值。
Objective to probe the value of mitral annulus peak systolic flow velocity and systolic displacement in evaluating left ventricular systolic function of dilated cardiomyopathy patients.
目的：通过超声心动图评价二尖瓣器形态改变与二尖瓣返流程度之间的关系及其临床意义。
Objective:To assess the left ventricular diastolic function in patients with hypertrophic cardiomyopathy(HCM) using mitral annulus velocity determined by quantitative tissue velocity imaging (QTVI).
目的：应用定量组织速度成像（QTVI）测量二尖瓣环运动速度评价肥厚型心肌病（HCM ）患者左室舒张功能。
Objective to summarize the experience in treating mitral insufficiency (mi), due to secondary annular dilation in the posterior portion of the annulus with mitral valve reconstruction.
目的总结二尖瓣后环缝缩治疗二尖瓣关闭不全(MI)的临床经验。
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。
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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