目的观察不同插管深度对灌肠疗效的影响。方法按照《炎症性肠病诊断治疗规范的建议》,将60例纳入病例随机分为观察组(插管深度≥30cm)和对照组(插管深度15～20cm)应用同一复方中药灌肠,疗程2周。结果观察组和对照组有效率分别为:90.62%,67.86%,两组间有显著性差异。结论灌肠治疗插管深度≥30cm显著优于常规插管深度。 Objective To observe the effect of different intubation depth on the efficacy of enema. Methods According to the "recommendations of diagnosis and treatment of inflammatory bowel disease, 60 cases were randomly divided into observation group (intubation depth≥30cm) and control group (intubation depth 15 ~ 20cm) with the same compound Chinese medicine enema, treatment 2 week. Results The effective rates of the observation group and the control group were respectively 90.62% and 67.86%, with significant difference between the two groups. Conclusion Enema treatment cannulation depth ≥ 30cm significantly better than conventional intubation depth.