This study will evaluate the efficacy and safety of cold snare polypectomy(CSP) and hot snare polypectomy(HSP) in the treatment of colorectal 4-9mm 0-Isp and 0-Ip polyps, and compare the complete resection rate, postoperative late bleeding rate, intraoperative bleeding rate, en bloc resection rate, operation time and the number of metal clips used. The conclusion of this study will help clinical doctor develop more effective resection strategies for colorectal 0-Isp and 0-Ip polyps, and provide more effective treatment for patients.
Age: 18-80 years old, male or female
At least one polyp with size of 4-9 mm 0-Isp or 0-Ip is found during colonoscopy
Voluntarily sign informed consent for endoscopic treatment
Boston Bowel Preparation Scale<6 points.
Patients who receive antiplatelet/anticoagulant therapy within 5 days before polypectomy.
Participants with a contraindication to colonoscopy and polypectomy.
Patients with inflammatory bowel disease or gastrointestinal polyposis.
Ruijin Hospital
Lead sponsor
Jinshan Hospital Fudan University
Collaborator
Second Affiliated Hospital of Soochow University
Collaborator
The Third People's Hospital of Yunnan Province
Collaborator
People's Hospital Mojiang
Collaborator
Shanghai Yueyang Integrated Medicine Hospital
Collaborator
Huadong Hospital
Collaborator