我科于1998年4月至1999年7月在全麻低温体外循环下行心内直视术,根治(体重5～7kg)婴儿先天性心脏病21例。经过精心监护痊愈出院,术后呼吸道管理如下。1　临床资料本组21例,女8例,男13例,月龄4～8个月,平均6个月。其中室间隔肌部缺损5例,膜部缺损9例,隔瓣后缺损7例。7例合并肺动 My department in April 1998 to July 1999 in the lower extremity under general anesthesia cardiopulmonary surgery, radical (weight 5 ~ 7kg) 21 cases of congenital heart disease in infants. After careful custody of discharged, postoperative respiratory tract management is as follows. 1 Clinical data The group of 21 cases, 8 females, 13 males, 4 months to 8 months, an average of 6 months. Including interventricular septum defect in 5 cases, membranous defect in 9 cases, septal defect in 7 cases. 7 cases of pulmonary embolism