Title:
除神経用カテーテル
Document Type and Number:
Japanese Patent JP7053581
Kind Code:
B2
Abstract:
Disclosed is a catheter which has a simplified structure and is easy to be downsized. The catheter elongates in one direction and has a proximal end and a distal end, and includes a first support member located near the distal end of the catheter and having a first hollow with both open ends; a second support member located near the proximal end of the catheter in comparison to the first support member and having a second hollow with both open ends; an operating tube configured to elongate in one direction and having a third hollow with both open longitudinal ends, the operating tube being inserted into the first hollow and the second hollow and fixed to the first support member or the second support member to move the first support member or the second support member in a longitudinal direction; at least one connection member having one end connected to the first support member and the other end connected to the second support member, wherein when a distance between the first support member and the second support member decreases, at least a part of the connection member is bent so that the bending portion becomes away from a central axis of the third hollow; at least one electrode provided at the connection member to generate heat; and a shaft body located near the proximal end of the catheter in comparison to the second support member to elongate in one direction, the shaft body having a fourth hollow with both open longitudinal ends so that the operating tube is inserted therein and movable in the longitudinal direction.
Inventors:
Pak, Uljung
Oh, Johns
Park, Jae Hyun Gu
Lee, Namha
Jean, Hyun Hwan
Sung Seung
Be, Inhi
Jojiyon
Oh, Johns
Park, Jae Hyun Gu
Lee, Namha
Jean, Hyun Hwan
Sung Seung
Be, Inhi
Jojiyon
Application Number:
JP2019510450A
Publication Date:
April 12, 2022
Filing Date:
August 24, 2017
Export Citation:
Assignee:
Handoku Kalos Medical Incorporated
International Classes:
A61B18/14; A61M25/00
Domestic Patent References:
| JP2013510689A | ||||
| JP2015112113A | ||||
| JP2001058010A | ||||
| JP2014023721A |
Foreign References:
| US20140200578 | ||||
| US20150257824 |
Attorney, Agent or Firm:
Hiroshi Okabe
Junko Yamada
Patent business corporation HARAKENZO WORLD PATENT & TRADEMARK
Junko Yamada
Patent business corporation HARAKENZO WORLD PATENT & TRADEMARK