12
Participants
Start Date
February 10, 2013
Primary Completion Date
November 20, 2021
Study Completion Date
November 21, 2021
Endoscopic Papillectomy
A snare devicewas inserted via the working channel, and the endoscopist adjusted the snare to securely grasp the lesion, which was then excised by using standard electrocautery.
Endobiliary Radiofrequency Ablation
The RFA catheter was then placed under fluoroscopic guidance across the distal common bile duct. An ERBE VIO200D generator (ERBE Elktromedizin, Tubingen, Germany) was connected for RFA at 10 W for 90 seconds.
Hangzhou First People's Hospital, Hangzhou
First People's Hospital of Hangzhou
OTHER