Invention Grant
- Patent Title: Endoscope and hydrophilic cap
- Patent Title (中): 内镜和亲水帽
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Application No.: US12129326Application Date: 2008-05-29
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Publication No.: US08029438B2Publication Date: 2011-10-04
- Inventor: Masahiro Hagihara , Takao Yamaguchi , Kiyoshi Tsuji , Atsushi Goto , Hiroaki Kinoshita , Hirofumi Yamamoto
- Applicant: Masahiro Hagihara , Takao Yamaguchi , Kiyoshi Tsuji , Atsushi Goto , Hiroaki Kinoshita , Hirofumi Yamamoto
- Applicant Address: JP Tokyo
- Assignee: Olympus Medical Systems Corp.
- Current Assignee: Olympus Medical Systems Corp.
- Current Assignee Address: JP Tokyo
- Agency: Scully, Scott, Murphy & Presser, P.C.
- Priority: JP2005-348392 20051201
- Main IPC: A61B1/07
- IPC: A61B1/07
Abstract:
An endoscope includes: an insertion portion including a distal end portion, to be inserted into a subject; an observation optical system disposed in the insertion portion; an optical member configuring a part of an outer surface of the distal end portion, through which a photographing light to be incident into the observation optical system transmits; a first hydrophilic portion that is film-formed at least on a surface of the optical member; a second hydrophilic portion that is film-formed on a first surface of the distal end portion in which the optical member is disposed; and a third hydrophilic portion that is film-formed on a second surface separate from the first surface of the distal end portion.
Public/Granted literature
- US20080228035A1 ENDOSCOPE AND HYDROPHILIC CAP Public/Granted day:2008-09-18
Information query
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