目的探讨室间隔缺损(VSD)封堵术并发症发生的原因，并探讨相应治疗。
Objective To assess the complications of transcatheter closure of ventricular septal defect (VSD) in children and discuss the treatment experience.
目的比较室间隔缺损(VSD)经导管介入封堵术左室入路与右侧术式的临床疗效及安全性。
AIM To compare the efficiency and safety of transcatheter closure of ventricular septal defects (VSD) with VSD occluder by left or right route.
术中监视封堵器释放过程，观察室间隔缺损处的封堵疗效及周边有无残余分流，对封堵效果进行随访。
Intraoperative monitoring occluder release process was observed at the ventricular septal defect closure without residual shunt and peripheral effects of closure blocking were followed up.
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