Title:
STEREOSCOPIC ENDOSCOPE
Document Type and Number:
WIPO Patent Application WO/2014/122843
Kind Code:
A1
Abstract:
The present invention comprises: an insertion portion (2); an objective optical system (11) which is provided on a distal end portion of the insertion portion (2); an objective optical system (12) which is provided on the distal end portion; a first opening (18k) which is provided away from the optical axis center (11c) of the objective optical system (11) by a predetermined distance (a) and delivers a fluid toward the objective optical system (11); and a second opening (19k) which is provided away from the optical axis center (12c) of the objective optical system (12) by a distance (b) which is equal to the predetermined distance (a) and delivers the fluid towards the objective optical system (12) in the same direction of supply as the first opening (18k).
Inventors:
AONO SUSUMU (JP)
Application Number:
PCT/JP2013/082724
Publication Date:
August 14, 2014
Filing Date:
December 05, 2013
Export Citation:
Assignee:
OLYMPUS MEDICAL SYSTEMS CORP (JP)
International Classes:
A61B1/00; G02B23/24
Foreign References:
| JP2009028198A | 2009-02-12 | |||
| JPH01133901U | 1989-09-12 | |||
| JP2008148935A | 2008-07-03 | |||
| JP2000262463A | 2000-09-26 | |||
| JP2012045327A | 2012-03-08 | |||
| JPH06154155A | 1994-06-03 | |||
| JP2000010022A | 2000-01-14 |
Other References:
See also references of EP 2821002A4
Attorney, Agent or Firm:
ITOH SUSUMU (JP)
Susumu Ito (JP)
Susumu Ito (JP)
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