Typically, intracardiac catheters are positioned in the right atrium and in the coronary sinus. 通常上是把心脏内导管置于右心房和冠状静脉窦内。
Coronary venography during the ablation session is very helpful to detect the diverticulum and identify the effective ablation site. 术中冠状静脉窦造影检查有助于发现憩室和确定有效的消融部位。
