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.
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.
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。
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