公开(公告)号：US20220087706A1

公开(公告)日：2022-03-24

申请号：US17538118

申请日：2021-11-30

Applicant: OLYMPUS CORPORATION

Inventor： Yasuyuki MATSUMURA ,  Takamitsu SAKAMOTO ,  Ken FUJISAKI ,  Naoyuki SUIDO

IPC: A61B17/32 ,  A61B1/317 ,  A61B1/015

Abstract: An ultrasound treatment tool that includes: a probe that includes a main body and a treating portion; and a first tubular portion. The first tubular portion includes at least one through hole that is formed in a wall of the first tubular portion so as to be in fluid communication with a liquid channel in the first tubular portion, and an opening that is formed at a distal end of the first tubular portion. A total opening area of the through hole(s) is larger than a cross-sectional opening area of the liquid channel at the opening.