Various Indications Endobiliary and pancreatic radiofrequency ablations SEE THE STUDY Successful treatment of recurrent ampullary adenoma after endoscopic papillectomy using intraductal radiofrequency ablation SEE THE STUDY A case of tumor-related hemobilia successfully treated with radiofrequency ablation diagnosed by peroral cholangioscopy SEE THE STUDY Newly developed short-length exposed-tip intraductal radiofrequency ablation probe for intra-ampullary adenocarcinoma of the ampulla of Vater SEE THE STUDY