我院对98例先天性腭裂患儿施行腭裂修复术。男57例,女41例;年龄1～6岁,体重8～19kg。随机分为两组,A组50例采用氯胺酮静脉复合麻醉,B组48例采用机械通气、普鲁卡因静脉复合麻醉,麻醉时间为1小时50分钟至4小时。 1.麻醉方法:术前半小时肌注苯巴比妥钠2mg/kg、阿托品0.02mg/kg。面罩去氮吸氧5分钟,静注2％硫喷妥钠6～8mg/kg、琥珀胆碱1～2mg/kg、芬太尼2～5μg/g。 98 cases of congenital cleft palate in our hospital for cleft palate repair. 57 males and 41 females; aged 1 to 6 years old, weighing 8 ~ 19kg. A group of 50 patients with ketamine intravenous anesthesia, B group of 48 patients with mechanical ventilation, procaine intravenous anesthesia, anesthesia time was 1 hour and 50 minutes to 4 hours. 1. Anesthesia method: half an hour before surgery intramuscularly phenobarbital 2mg / kg, atropine 0.02mg / kg. Mask to nitrogen for 5 minutes to nitrogen, intravenous injection of 2% thiopental 6 ~ 8mg / kg, succinylcholine 1 ~ 2mg / kg, fentanyl 2 ~ 5μg / g.