氯胺酮因起效快,镇痛作用强,使用方便和麻醉效果可靠,迄今仍广泛应用于小儿麻醉。特别适用于浅表部位,无需肌松的中小手术。但因其麻醉后呕吐、苏醒缓慢和惊厥及精神症状发生率高,术中血压升高、心率加快,给临床使用带来较多问题。我们采用异丙酚与氯胺酮复合静脉麻醉应用于小 Ketamine because of rapid onset, analgesic effect, ease of use and reliable anesthesia, so far is still widely used in pediatric anesthesia. Particularly suitable for superficial parts, without muscle relaxation of small surgery. But because of vomiting after anesthesia, slow recovery and convulsions and psychiatric symptoms, high blood pressure, heart rate, resulting in more problems for clinical use. We use propofol and ketamine compound intravenous anesthesia applied to small