Title:
ENDOSCOPE BENDING TUBE, ENDOSCOPE, AND METHOD FOR MANUFACTURING ENDOSCOPE BENDING TUBE
Document Type and Number:
WIPO Patent Application WO/2022/003889
Kind Code:
A1
Abstract:
This endoscope bending tube can be bent by operation of a wire. The endoscope bending tube has a plurality of joint rings and a wire guide. The plurality of joint rings are rotatably connected to each other. The wire guide is provided to at least one of the plurality of joint rings. The wire guide penetrates in one direction and has an internal passage in which a wire is slidably inserted. At least one joint ring has a through-hole forming a first opening in the inside surface thereof. The wire guide is joined to at least one joint ring in a state of being partially inserted in the through-hole from the first opening.
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Inventors:
ASAMI KEIICHI (JP)
IMAMURA TOMONORI (JP)
KONDO HARUTAKA (JP)
TAKIGUCHI KINJI (JP)
IMAMURA TOMONORI (JP)
KONDO HARUTAKA (JP)
TAKIGUCHI KINJI (JP)
Application Number:
PCT/JP2020/025954
Publication Date:
January 06, 2022
Filing Date:
July 02, 2020
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B1/008
Domestic Patent References:
| WO2014024302A1 | 2014-02-13 |
Foreign References:
| JPH0274231A | 1990-03-14 | |||
| JP2016158773A | 2016-09-05 | |||
| JP2002159441A | 2002-06-04 | |||
| JP2002191550A | 2002-07-09 | |||
| JPS62208020A | 1987-09-12 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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