Title:
ENDOSCOPE
Document Type and Number:
WIPO Patent Application WO/2019/230076
Kind Code:
A1
Abstract:
An endoscope (100) is provided with a distal-end member (1) having a fluid passage (13), a first distal-end cover (2) comprising an elastically deformable material, a second distal-end cover (3) comprising a harder material than the first distal-end cover (2), and a nozzle (4). The nozzle (4) has a nozzle flow channel part (41) communicated with the fluid passage (13), and a spouting port (42). The endoscope (100) is further provided with a first nozzle forming part (22) which is provided to the first distal-end cover (2), constitutes at least a portion of the nozzle (4), and constitutes at least a portion of a flow channel curving part (41a) having a curved shape in the nozzle flow channel part (41). In a mounted state, the first nozzle forming part (22) is covered by the second distal-end cover (3).
Inventors:
YAMAYA KOJI (JP)
Application Number:
PCT/JP2019/006567
Publication Date:
December 05, 2019
Filing Date:
February 21, 2019
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B1/12; A61B1/00; G02B23/24
Domestic Patent References:
| WO2018051618A1 | 2018-03-22 | |||
| WO2017163675A1 | 2017-09-28 | |||
| WO2017122694A1 | 2017-07-20 |
Attorney, Agent or Firm:
ITOH-SHIN PATENT OFFICE (JP)
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