公开(公告)号：US20220175222A1

公开(公告)日：2022-06-09

申请号：US17680886

申请日：2022-02-25

Applicant: OLYMPUS CORPORATION

Inventor： Kazuhiro NAGATA ,  Kenji ONO ,  Norichika FUKUSHIMA ,  Yasunori OKI ,  Daijiro KUBOTA

IPC: A61B1/00 ,  A61M25/10

Abstract: According to one aspect, a balloon-equipped treatment tool for an endoscope includes a balloon, and a sheath connected to a proximal end side of the balloon and configured to introduce fluid to the balloon. The balloon includes a body portion having a first wall thickness, a cylindrical tail portion arranged on a proximal end side of the body portion and connected to the sheath, a cone portion located between the body portion and the tail portion, and a thick portion forming a second wall thickness larger than the first wall thickness. The thick portion whose distal end is arranged in the cone portion and whose proximal end is arranged in the tail portion.