Objective:To sutdy the Value of endothermy heater forcels biopsy in falt colonic adenoma and explore a new minimally invasive technique for the management of flat colonic adenoma.

• 目的：探讨内镜下热活钳高频电灼治疗技术在临床中应用价值和开创内镜下治疗大肠扁平腺瘤的新途径。