DE2818760C2 - Endoskop mit Einrichtung zum Messen des Objektabstandes vom Objekt - Google Patents

Endoskop mit Einrichtung zum Messen des Objektabstandes vom Objekt

Info

Publication number
DE2818760C2
DE2818760C2 DE2818760A DE2818760A DE2818760C2 DE 2818760 C2 DE2818760 C2 DE 2818760C2 DE 2818760 A DE2818760 A DE 2818760A DE 2818760 A DE2818760 A DE 2818760A DE 2818760 C2 DE2818760 C2 DE 2818760C2
Authority
DE
Germany
Prior art keywords
endoscope
measuring
measuring beam
distance
reflector
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
Application number
DE2818760A
Other languages
German (de)
English (en)
Other versions
DE2818760A1 (de
Inventor
Helmut 7134 Knittlingen Heckele
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.)
Richard Wolf GmbH
Original Assignee
Richard Wolf GmbH
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 Richard Wolf GmbH filed Critical Richard Wolf GmbH
Priority to DE2818760A priority Critical patent/DE2818760C2/de
Priority to US06/030,452 priority patent/US4271829A/en
Priority to FR7910409A priority patent/FR2424015A1/fr
Priority to GB7914674A priority patent/GB2024445B/en
Publication of DE2818760A1 publication Critical patent/DE2818760A1/de
Application granted granted Critical
Publication of DE2818760C2 publication Critical patent/DE2818760C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/22—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length at, near, or formed by the object
    • 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
    • A61B1/00163—Optical arrangements
    • A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
    • 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
    • A61B1/00163—Optical arrangements
    • A61B1/00174—Optical arrangements characterised by the viewing angles
    • A61B1/00177—Optical arrangements characterised by the viewing angles for 90 degrees side-viewing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
    • A61B5/1076—Measuring physical dimensions, e.g. size of the entire body or parts thereof for measuring dimensions inside body cavities, e.g. using catheters

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Dentistry (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Endoscopes (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE2818760A 1978-04-28 1978-04-28 Endoskop mit Einrichtung zum Messen des Objektabstandes vom Objekt Expired DE2818760C2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE2818760A DE2818760C2 (de) 1978-04-28 1978-04-28 Endoskop mit Einrichtung zum Messen des Objektabstandes vom Objekt
US06/030,452 US4271829A (en) 1978-04-28 1979-04-16 Endoscope with distance measuring device
FR7910409A FR2424015A1 (fr) 1978-04-28 1979-04-24 Endoscope pour mesurer la distance d'un objet
GB7914674A GB2024445B (en) 1978-04-28 1979-04-27 Endoscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2818760A DE2818760C2 (de) 1978-04-28 1978-04-28 Endoskop mit Einrichtung zum Messen des Objektabstandes vom Objekt

Publications (2)

Publication Number Publication Date
DE2818760A1 DE2818760A1 (de) 1979-11-08
DE2818760C2 true DE2818760C2 (de) 1984-01-12

Family

ID=6038279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2818760A Expired DE2818760C2 (de) 1978-04-28 1978-04-28 Endoskop mit Einrichtung zum Messen des Objektabstandes vom Objekt

Country Status (4)

Country Link
US (1) US4271829A (enExample)
DE (1) DE2818760C2 (enExample)
FR (1) FR2424015A1 (enExample)
GB (1) GB2024445B (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5745835A (en) * 1980-09-02 1982-03-16 Olympus Optical Co Endoscope apparatus
JPS6042730A (ja) * 1983-08-18 1985-03-07 Olympus Optical Co Ltd 内視鏡
JPS60237419A (ja) * 1984-05-09 1985-11-26 Olympus Optical Co Ltd 内視鏡用測長光学アダプタ
JPH0820230B2 (ja) * 1984-06-08 1996-03-04 オリンパス光学工業株式会社 計測用内視鏡
GB8605508D0 (en) * 1986-03-06 1986-04-09 Rabone Chesterman Ltd Apparatus for measuring distances
GB2191599A (en) * 1986-06-06 1987-12-16 Roger Bennison Apparatus for measuring distances and angles
GB2191600A (en) * 1986-06-10 1987-12-16 Roger Bennison Apparatus for measuring distances
DE3702705A1 (de) * 1987-01-30 1988-08-11 Bodenseewerk Geraetetech Schnittbildoptik
US4765331A (en) * 1987-02-10 1988-08-23 Circon Corporation Electrosurgical device with treatment arc of less than 360 degrees
US4997283A (en) * 1989-03-27 1991-03-05 Danielson Glen C Vehicle straightener measuring unit, measuring apparatus reliant on reflected beams, and source, targets and method
US5239982A (en) * 1991-06-07 1993-08-31 Baxter International Inc. Catheter depth gauge and method of use
US5381786A (en) * 1993-02-11 1995-01-17 Wayne State University Method and apparatus for measurement of luminal dimensions
US5933223A (en) * 1996-12-13 1999-08-03 Board Of Trustees Of The University Of Arkansas Optical device for measuring small dimensions in vivo
GB9713680D0 (en) 1997-06-27 1997-09-03 Keymed Medicals & Ind Equip Improvements in or relating to optical scopes with measuring systems
US6765664B2 (en) * 2002-01-09 2004-07-20 Delaware Capital Formation, Inc. Laser scanner with parabolic collector
US7428048B1 (en) * 2004-12-30 2008-09-23 Spectral Molecular Imaging Inc. Imaging elastic scattering spectroscopy
JP2010082040A (ja) * 2008-09-30 2010-04-15 Fujifilm Corp 内視鏡システム
DE102010042540B4 (de) 2010-10-15 2014-09-04 Scopis Gmbh Verfahren und Vorrichtung zum Kalibrieren einer Abstandsbestimmungsvorrichtung eines optischen Systems
WO2012075631A1 (en) 2010-12-08 2012-06-14 Industrial Technology Research Institute Methods for generating stereoscopic views from monoscopic endoscope images and systems using the same
DE102011081546B4 (de) * 2011-08-25 2013-07-04 Siemens Ag Vorrichtung und Verfahren zur minimalinvasiven Längenmessung innerhalb eines Hohlorgans
JP5663707B2 (ja) * 2012-11-05 2015-02-04 オリンパスメディカルシステムズ株式会社 内視鏡

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3817631A (en) * 1967-08-08 1974-06-18 Olympus Optical Co Device for measuring distance of objects from the forward end portion of an endoscope
US3819267A (en) * 1967-08-08 1974-06-25 Olympus Co Ltd Device for measuring dimensions from the forward end portion of an endoscope
US3817635A (en) * 1967-08-08 1974-06-18 Olumpus Co Ltd Device for measuring the actual dimension of an object at the forward end portion of an endoscope
DE1766904B1 (de) * 1967-08-08 1971-05-19 Olympus Optical Co Endoskop mit einer Einrichtung zur Ermittlung des Objektabstandes
US3873211A (en) * 1974-01-23 1975-03-25 Eastman Kodak Co Hole measurer controller

Also Published As

Publication number Publication date
US4271829A (en) 1981-06-09
GB2024445A (en) 1980-01-09
GB2024445B (en) 1982-09-02
DE2818760A1 (de) 1979-11-08
FR2424015B3 (enExample) 1982-02-19
FR2424015A1 (fr) 1979-11-23

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Legal Events

Date Code Title Description
OB Request for examination as to novelty
8110 Request for examination paragraph 44
8125 Change of the main classification
8126 Change of the secondary classification
8125 Change of the main classification

Ipc: G02B 23/02

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee