Title:
Tip structure of an endoscope
Document Type and Number:
Japanese Patent JP5989277
Kind Code:
B2
Abstract:
A distal end structure of an endoscope includes: an opening of a treatment instrument insertion channel formed on a distal end of an insertion portion in the endoscope and including an opening having a long side and a short side; a first wall portion extending in a longitudinal direction so as to face the opening, at the distal end; and a second wall portion facing the first wall portion in a short side direction so as to sandwich the opening and extending in the long side direction, at the distal end, wherein a first end surface in the first wall portion and a second end surface in the second wall portion are inclined such that inclination directions in the longitudinal axis direction are opposite to each other.
Inventors:
Takuya Toyooka
Application Number:
JP2016502824A
Publication Date:
September 07, 2016
Filing Date:
May 13, 2015
Export Citation:
Assignee:
Olympus Endo Technology America Inc.
International Classes:
A61B1/00; G02B23/24
Domestic Patent References:
| JP2002253484A | 2002-09-10 | |||
| JP2002034905A | 2002-02-05 | |||
| JP2012075658A | 2012-04-19 | |||
| JP2002253484A | 2002-09-10 | |||
| JP2002034905A | 2002-02-05 | |||
| JP2012075658A | 2012-04-19 | |||
| JPH11226024A | 1999-08-24 | |||
| JP2006288941A | 2006-10-26 | |||
| JP2013230299A | 2013-11-14 |
Foreign References:
| US20120029526A1 | 2012-02-02 |
Attorney, Agent or Firm:
Susumu Ito
Yasushi Hasegawa
Osamu Shinoura
Yasushi Hasegawa
Osamu Shinoura
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