公开(公告)号：US20220338716A1

公开(公告)日：2022-10-27

申请号：US17858223

申请日：2022-07-06

Applicant: OLYMPUS CORPORATION

Inventor： Nobuko MATSUO ,  Keiichi SATO ,  Takuya OKUMURA ,  Yuta HAYASHI

IPC: A61B1/00 ,  A61B18/14

Abstract: A treatment device and an endoscopic treatment method are disclosed. The treatment device includes a first pipeline that is made of material having electrical insulation, and includes an internal space; an electrode that is energizable with high frequency current; a distal-end tip that is attached to a distal end of the first pipeline, and includes a distal-end opening in communication with the internal space of the first pipeline; and a second pipeline that is inserted through the first pipeline and through which liquid can pass. The endoscopic treatment method includes puncturing a treatment target and performing a local injection using the treatment device.

公开(公告)号：US20230200804A1

公开(公告)日：2023-06-29

申请号：US18178195

申请日：2023-03-03

Applicant: OLYMPUS CORPORATION

Inventor： Yuta HAYASHI ,  Masatoshi TONOMURA ,  Kunihide KAJI

IPC: A61B17/04

CPC classification number: A61B17/0469 ,  A61B2017/0496

Abstract: A traction tool for performing traction of suture thread under a flexible endoscope is provided. The tool includes a shaft, a first holder which is provided at a distal end of the shaft and is configured to hold the suture thread or a suture needle attached to the suture thread, and second holder which is provided closer to a proximal end side of the shaft than the first holder and to which the suture thread is hooked. The second holder is expandable in a radial direction of the shaft.