Title:
ENDOSCOPIC TREATMENT TOOL AND PRODUCTION METHOD FOR ENDOSCOPIC TREATMENT TOOL
Document Type and Number:
WIPO Patent Application WO/2018/062416
Kind Code:
A1
Abstract:
An endoscopic treatment tool 1 that comprises: a metal operation wire 22; a metal snare 23 that is formed by bundling end parts of a metal wire and has a base end part 234 that has a smaller diameter than the operation wire 22; and a metal connection member 24 that is arranged to cover the base end part 234 of the snare 23. The connection member 24 is caulked to the base end part 234 of the snare 23. An end surface of the operation wire 22 abuts and is joined by upset resistance welding to continuous end surfaces of the connection member 24 and the base end part 234 of the snare 23.
Inventors:
IWANAMI TAKAYOSHI (JP)
Application Number:
PCT/JP2017/035312
Publication Date:
April 05, 2018
Filing Date:
September 28, 2017
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B17/32; A61B1/018; A61B17/22
Domestic Patent References:
| WO2016103820A1 | 2016-06-30 |
Foreign References:
| JP2012192177A | 2012-10-11 | |||
| JP2001198139A | 2001-07-24 | |||
| JPS623882A | 1987-01-09 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
Download PDF:
Previous Patent: ENDOSCOPIC TREATMENT TOOL AND PRODUCTION METHOD FOR ENDOSCOPIC TREATMENT TOOL
Next Patent: POWER TRANSMISSION DEVICE
Next Patent: POWER TRANSMISSION DEVICE