After the resection of intestinal polyps need to do pathological biopsy, belong to the conventional treatment program, the postoperative need for pathological results, to provide guidance for further treatment, if the patient or family members strongly refused, can not do. Intestinal polyps are mainly manifested as soft tissue protrusions, after surgical resection is required to carry out pathological biopsy, mainly part of the polyp may be adenomatous polyps, and even cancerous; not through pathological biopsy, can not completely diagnose the condition, prone to misdiagnosis as well as the condition of the omission of no further treatment of the lesion, but also did not expect the patient to recover. Postoperative cytopathic lesions found through pathological biopsy need to be expanded under the guidance of clinicians to prevent incomplete resection, affecting the recovery of the condition and jeopardizing the survival of the patients themselves.