Clip-Assisted Traction Technique for Cannulation of a Peri-Diverticular Papilla During Endoscopic Retrograde Cholangiopancreatography: A Case Report0 views•2026•Medicine•Topical CollectionMingnian Lan1, Shun Chen1, Weiwei Song1, Fengman Guo1, Changliang Lai1, Hao Yang1, Zhuanghao Chen1Mingnian Lan1Shun Chen1Weiwei Song1Fengman Guo1Changliang Lai1Hao Yang1Zhuanghao Chen11Department of General Surgery, Zhongshan Hospital of Traditional Chinese MedicineDepartment of General Surgery, Zhongshan Hospital of Traditional Chinese Medicine