JP2835045B2 - 内視鏡の光源装置 - Google Patents

内視鏡の光源装置

Info

Publication number
JP2835045B2
JP2835045B2 JP63025426A JP2542688A JP2835045B2 JP 2835045 B2 JP2835045 B2 JP 2835045B2 JP 63025426 A JP63025426 A JP 63025426A JP 2542688 A JP2542688 A JP 2542688A JP 2835045 B2 JP2835045 B2 JP 2835045B2
Authority
JP
Japan
Prior art keywords
light source
light
parallel
source device
illumination
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP63025426A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01200217A (ja
Inventor
秀夫 杉本
滝介 安達
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP63025426A priority Critical patent/JP2835045B2/ja
Priority to DE19893903150 priority patent/DE3903150A1/de
Publication of JPH01200217A publication Critical patent/JPH01200217A/ja
Priority to US07/752,214 priority patent/US5237403A/en
Application granted granted Critical
Publication of JP2835045B2 publication Critical patent/JP2835045B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/0661—Endoscope light sources
    • A61B1/0669—Endoscope light sources at proximal end of an endoscope
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details
    • G02B23/2461—Illumination
    • G02B23/2469—Illumination using optical fibres
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • G02B26/04—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/07—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Endoscopes (AREA)
JP63025426A 1988-02-04 1988-02-04 内視鏡の光源装置 Expired - Fee Related JP2835045B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP63025426A JP2835045B2 (ja) 1988-02-04 1988-02-04 内視鏡の光源装置
DE19893903150 DE3903150A1 (de) 1988-02-04 1989-02-02 Bleuchtungssystem fuer ein endoskop
US07/752,214 US5237403A (en) 1988-02-04 1991-08-21 Light source system for endoscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63025426A JP2835045B2 (ja) 1988-02-04 1988-02-04 内視鏡の光源装置

Publications (2)

Publication Number Publication Date
JPH01200217A JPH01200217A (ja) 1989-08-11
JP2835045B2 true JP2835045B2 (ja) 1998-12-14

Family

ID=12165636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63025426A Expired - Fee Related JP2835045B2 (ja) 1988-02-04 1988-02-04 内視鏡の光源装置

Country Status (2)

Country Link
JP (1) JP2835045B2 (enrdf_load_stackoverflow)
DE (1) DE3903150A1 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0795152B2 (ja) * 1988-09-20 1995-10-11 株式会社東芝 内視鏡装置
JP2577260Y2 (ja) * 1990-11-20 1998-07-23 旭光学工業株式会社 内視鏡用光源装置
US5488509A (en) * 1993-08-19 1996-01-30 Asahi Kogaku Kogyo Kabushiki Kaisha Light source apparatus for endoscope
DE10325356A1 (de) * 2003-06-05 2004-12-30 Evotec Technologies Gmbh Beleuchtungs-Intensitätsregler sowie Beobachtungs- und/oder Untersuchungvorrichtung
JP4857672B2 (ja) * 2005-09-06 2012-01-18 株式会社日立製作所 投射型映像表示装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60232125A (ja) * 1984-05-02 1985-11-18 オリンパス光学工業株式会社 内視鏡用光源装置
DE3526993A1 (de) * 1984-07-31 1986-02-13 Olympus Optical Co., Ltd., Tokio/Tokyo Blendenanordnung einer lichtquelle fuer ein endoskop
JPS61175609A (ja) * 1985-01-31 1986-08-07 Olympus Optical Co Ltd 内視鏡用光源装置の絞り装置
JPS6141432A (ja) * 1984-08-06 1986-02-27 オリンパス光学工業株式会社 内視鏡用光源装置の絞り装置
JP2610256B2 (ja) * 1987-01-26 1997-05-14 株式会社東芝 内視鏡の光源装置

Also Published As

Publication number Publication date
DE3903150C2 (enrdf_load_stackoverflow) 1991-05-08
DE3903150A1 (de) 1989-08-17
JPH01200217A (ja) 1989-08-11

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Legal Events

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