双平面食管超声心动图能够克服老年人由于肥胖和其它因素引起的图像不清晰而获得满意的效果。
The results show that Double Plane Transesophageal Echocardiography can be successfully performed in all cases of the aged and can overcome unclear image caused because of fat and other factors.
目的探讨双极食管导联记录右心房电位的方法及其临床意义。
Objective To investigate the method of recording right atrial potential by bipolar esophageal lead and its clinical significance.
结果双极食管导联记录到的窦性P波由圆钝直立的右心房电位和尖锐高大的左心房电位组成。
Results Sinus P wave recorded by bipolar esophageal lead consisted of right atrial potential and left atrial potential.
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