Spontaneous disappearance of common bile duct stones after the use of a new dumbbell-shaped, covered self-expandable metallic stent in a patient with benign biliary stricture
Yuto Ishizaki1, Mitsuru Sugimoto1, Tadayuki Takagi1, Rei Suzuki1, Naoki Konno1, Hiroyuki Asama1, Yuki Sato1, Hiroki Irie1, Yoshinori Okubo1,2, Jun Nakamura1,2, Mika Takasumi1, Minami Hashimoto1,2, Tsunetaka Kato1,2, Ryoichiro Kobashi1, Takuto Hikichi1,2, and Hiromasa Ohira1
1 Department of Gastroenterology, School of Medicine, Fukushima Medical University, Fukushima, Japan
2 Department of Endoscopy, Fukushima Medical University Hospital, Fukushima, Japan