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Patent Searching and Data


Title:
FLEXIBLE TUBE FOR ENDOSCOPE
Document Type and Number:
WIPO Patent Application WO/2017/208513
Kind Code:
A1
Abstract:
A bent position holding section 3 for an endoscope 1 is provided with: a distal end hard section 20 constituting a first end 3a; a proximal end hard section 30 constituting a second end 3b; an outer cover tube 40 consisting of a soft member and constituting an outer cover; a bent position holding tube 50 capable of being bent relative to the longitudinal axis and capable of retaining the bent shape, the bent position holding tube 50 being disposed within the outer cover tube 40 and configured such that one of a fifth end 50a and a sixth end 50b is affixed either within a first hole 22h or within a second hole 31h, and the other end is disposed in a slidable manner within the first hole 22h or within the second hole 31h; and a pressing spring 60 disposed within the first hole 22h or within the second hole 31h and pressing one end of the bent position holding tube 50 toward the other end, the bent position holding tube 50 being disposed in a slidable manner within the first hole 22h or within the second hole 31h.

Inventors:
MATSUNAGA TAKASHI (JP)
Application Number:
JP2017/005461
Publication Date:
December 07, 2017
Filing Date:
February 15, 2017
Export Citation:
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Assignee:
OLYMPUS CORP (?1928507, JP)
International Classes:
A61B1/005; A61B1/00; G02B23/24
Foreign References:
JP5865559B12016-02-17
JPH01181835A1989-07-19
JP2012200355A2012-10-22
JP2009153959A2009-07-16
Attorney, Agent or Firm:
ITOH Susumu (Musashi Bldg, 4-4 Nishishinjuku 7-chome, Shinjuku-k, Tokyo 23, 〒1600023, JP)
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