...心肌缺血状态左室舒张功能的研究中指出在不同血流动力学状态下使用VVI及定量组织速度成像(quantitative tissue velocity imaging, QTVI)技术分别测量二尖瓣环上心肌在长轴上的舒张速度,结果表明QTVI和VVI模式下的E'(early TD...
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目的应用常规超声心动图及定量组织速度成像技术研究房颤患者电转复后的左房顿抑。
Objective To study the left atrial stunning after cardioversion on atrial fibrillation with normal echocardiography and quantitative tissue velocity imaging.
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.
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