先天性心脏病(先心病)发病率约占全部活产婴儿的0·6%~0·9%,估计每年新出生的患儿高达15万~20万,是小儿最常见的心血管疾病。近20年来,各种不同介入器械的更新,介入治疗的范围不断扩大,使治愈率显著提高,房间隔缺损、室间隔缺损和动脉导管未闭封堵术的成功率均高达98%以上,尤 The incidence of congenital heart disease (CHD) accounts for 0.6% -0.9% of all live births. It is estimated that up to 150,000-200,000 newborns are born each year. It is the most common cardiovascular disease in children. Over the past 20 years, various types of interventional devices have been updated and the scope of interventional treatment has been expanding. The cure rate has been remarkably improved. The success rates of atrial septal defect, ventricular septal defect and patent ductus arteriosus closure are as high as 98%