对大肠大息肉的常规治疗方法是手术切除，由于其创伤大，费用高，逐渐被电凝切除等其他方法所取代。为了减少或避免大肠粗大息肉电凝切除时的出血，我院对直径大于２ｃｍ的大肠息肉，采用尼龙圈套扎的方法，对其治疗作用和安全性进行了初步探讨，现报告如下。１对象和方法... The conventional treatment for large intestine polyps is surgical resection. Due to its large trauma and high cost, it is gradually replaced by other methods such as electrocoagulation. In order to reduce or avoid bleeding during coagulation and resection of large intestine polyps, our institute adopted a nylon loop ligation method for large intestine polyps with a diameter greater than 2cm. The therapeutic effect and safety of this method have been discussed. The report is as follows. 1 objects and methods...