结论MVG是比心肌运动速度更敏感的反映局部心肌缺血的指标。
Conclusion MVG is more sensitive than myocardial velocity for detecting ischemic myocardium.
纵向位移是测量收缩期心肌运动幅度,显现为心肌节段的速度-时间积分。
Longitudinal displacement measures myocardial motion amplitudes in systole and visualizes the segmental velocity - time integrals.
目的:探讨定量组织速度成像技术在评价梗死心肌局部收缩运动和精确性能。
AIM To investigate the precise function of quantitative tissue velocity imaging in evaluating the local contraction of infarcted myocardium.
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.
探讨利用彩色室壁运动技术检测心内膜收缩速度进行心肌收缩速度评价的准确性。
AIM: to probe into the exactitude of color kinesis in assessing the systolic velocity of cardiac muscle.
方法应用TVI检测40例正常人和30例冠心病室壁运动异常节段左室心肌长轴方向运动速度并进行对比分析。
METHODS The moving velocity of LV wall in long axis direction were measured and analyzed by TVI in 30 patients suffered from CAD and40 normals.
分别对开胸犬及7例二尖瓣金属瓣置换术后患者利用多普勒组织成像中的速度时间积分曲线对放置钛夹处心肌及二尖瓣环处的长轴运动位移进行定量研究;
Quantitative study was made on time velocity integral(TVI) of the implanted myocardium and left ventricular long axis in 7 canine models, and 7 patients with replaced metal mitral valve.
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 assess the left ventricular diastolic function in patients with hypertrophic cardiomyopathy(HCM) using mitral annulus velocity determined by quantitative tissue velocity imaging (QTVI).
结论左心室各节段心肌收缩及舒张速度呈现规律性的变化,年龄对各节段心肌收缩舒张运动速度有明显的影响。
Conclusion Peak velocities of different segments at different walls change regularly and age was the most important influencing factor to the diastolic velocities.
目的测算比较正常室壁心肌和梗死心肌的运动速度,评估多普勒组织成像(dti)对冠心病梗死心肌的诊断价值。
Objectives To evaluate the diagnostic value of Doppler tissue imaging (DTI) for detection of infarction myocardium in coronary heart disease.
目的:应用定量组织速度显像(QTVI)测定二尖瓣环运动速度评价亚临床期糖尿病心肌病患者左室整体收缩和舒张功能。
Objective: to assess global left ventricular systolic and diastolic function in patients with subclinical diabetic cardiomyopathy by quantitative tissue velocity imaging (QTVI).
目的:应用定量组织速度显像(QTVI)测定二尖瓣环运动速度评价亚临床期糖尿病心肌病患者左室整体收缩和舒张功能。
Objective: to assess global left ventricular systolic and diastolic function in patients with subclinical diabetic cardiomyopathy by quantitative tissue velocity imaging (QTVI).
应用推荐