Conclusion Intravenous anesthesia with remifentanil and propofol for colonoscopy is safe and reliable, which can be a good alternative for anesthesia in outpatient operation for the elderly.

• 结论静脉微量泵注瑞芬太尼复合丙泊酚麻醉效果确切、安全,是老年病人门诊检查的麻醉选择方法之一,术中应注意瑞芬太尼的给药速度,加强呼吸监护与管理。