Title:
FLEXIBLE TUBE FOR ENDOSCOPE, ENDOSCOPIC MEDICAL DEVICE, AND MANUFACTURING METHODS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/149261
Kind Code:
A1
Abstract:
Provided are: a flexible tube which is for use in an endoscope and which has a flexible tube base material made of metal, and a resin covering layer covering the outer periphery thereof, the flexible tube having a primer layer comprising at least one of the compounds of general formulas (1) and (2) between the flexible tube base material and the resin covering layer, and the resin covering layer comprising at least one of a polyamide, a polyester, a polyurethane, and a polyolefin on the side thereof contacting the primer layer; an endoscopic medical device comprising the flexible tube for use in an endoscope; and manufacturing methods therefor. General formula (1): R1
m-M-(OR2)n-m General formula (2): O-[M-(OR2)n-1]2 M represents Al, Ti, Zr, or the like. R1 and R2 represent hydrogen atoms or specific groups. m is 0-3, n is the valency of M, and n>m.
Inventors:
NAKAI YOSHIHIRO (JP)
ABE SHINYA (JP)
ABE SHINYA (JP)
Application Number:
PCT/JP2020/000877
Publication Date:
July 23, 2020
Filing Date:
January 14, 2020
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
G02B23/24; A61B1/00; A61B1/005
Domestic Patent References:
| WO2019013243A1 | 2019-01-17 |
Foreign References:
| JPH1142205A | 1999-02-16 | |||
| JP2010035923A | 2010-02-18 | |||
| US20030135197A1 | 2003-07-17 | |||
| JP2016067566A | 2016-05-09 |
Attorney, Agent or Firm:
IIDA & PARTNERS et al. (JP)
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