The methods of target septalbranch selection included balloon occlusion test, angiography through the catheter lumen, and ultrasonic echocardiogram monitor.
冠脉间隔支选择造影后经球囊试堵、导管中心腔造影及床旁超声心动图监测确定靶间隔支。
2
The septal branches course medially and supply the majority of the interventricular septum, as well as the atrioventricular (AV) bundle and proximal bundle branch (Fig 3) (7).
室间隔支供应室间隔的大部分、房室束和左右束支近段（图3）。
3
Objective: Multiphasic septal motion and septal to lateral apical left ventricular (LV) motion are echocardiographic characteristics of left bundle branch block.