Title:
内視鏡
Document Type and Number:
Japanese Patent JP6461442
Kind Code:
B2
Abstract:
An endoscope including: a flexible sheath extending in a longitudinal direction; a rigid body portion connected to an end portion of the flexible sheath; a ferrule provided in the rigid body portion and having a connection portion; and a tube inserted into the flexible sheath and including an end portion connected to the ferrule. The tube includes: an inner resin layer having a solid structure and that extends along an entire length of the tube in the longitudinal direction; and an outer layer provided on the inner layer and including a first portion that covers at least part of an outer periphery of the connection portion and has a porous structure, and a second portion having a solid structure and that is located on a side of the first portion that is away from the end portion of the tube.
Inventors:
Noriko Kayagomi
Atsushi Watanabe
Atsushi Watanabe
Application Number:
JP2018549581A
Publication Date:
January 30, 2019
Filing Date:
October 06, 2017
Export Citation:
Assignee:
Olympus Endo Technology America Inc.
International Classes:
A61B1/018; G02B23/24
Domestic Patent References:
| JP8142236A | ||||
| JP200146314A | ||||
| JP641701U | ||||
| JP1099263A | ||||
| JP8211304A |
Foreign References:
| US5885209 |
Attorney, Agent or Firm:
Kurata Masatoshi
Nobuhisa Nogawa
Naoki Kono
Tadashi Inoue
Ukai Ken
Shigeru Iino
Nobuhisa Nogawa
Naoki Kono
Tadashi Inoue
Ukai Ken
Shigeru Iino