Methods Forty children with congenital heart disease,scheduled for open heart surgery, were randomly divided into two groups with 20 cases each, Etomidate in lipid e-musion (E group, n=20) and Propofol (P group, n=20).

• 方法:小儿心内直视手术40例,随机分为两组:依托咪酯乳剂组(E组,n=20)和异丙酚组(P组,n=20)。