心外膜

The epicardial electrogram was used to measure the myocardial ischemia degree.

描记外膜电图,肌缺血程度。

Isochrones were displayed both during sinus rhythm and AF.Results During sinus rhythm,the atrial excitation wave front begins from sinus node spreading to right atrium(RA)and left atrium(LA).

在开胸状态下，使用自制的外膜标测电极及信号采集系统分别对窦律及急房颤律进行房外膜标测，绘制等时图。