Modified double-guidewire technique using a unique double-lumen sphincterotome for difficult biliary cannulation

• Hideyuki Shiomi, PhD, MD,
• Hiromu Kutsumi, PhD, MD,
• Shomei Ryozawa, PhD, MD,
• Atsushi Irisawa, PhD, MD,
• Yuzo Kodama, PhD, MD

Affiliations

Hideyuki Shiomi, PhD, MD

Division of Gastroenterology, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe, Japan

Hiromu Kutsumi, PhD, MD

Center for Clinical Research and Advanced Medicine Establishment, Shiga University of Medical Science, Ōtsu, Shiga, Japan

Shomei Ryozawa, PhD, MD

Department of Gastroenterology, Saitama Medical University International Medical Center, Hidaka-city, Japan

Atsushi Irisawa, PhD, MD

Department of Gastroenterology, Dokkyo Medical University School of Medicine, Tochigi, Japan

Yuzo Kodama, PhD, MD

Division of Gastroenterology, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe, Japan