JPH0472162B2 - - Google Patents

Info

Publication number
JPH0472162B2
JPH0472162B2 JP57180818A JP18081882A JPH0472162B2 JP H0472162 B2 JPH0472162 B2 JP H0472162B2 JP 57180818 A JP57180818 A JP 57180818A JP 18081882 A JP18081882 A JP 18081882A JP H0472162 B2 JPH0472162 B2 JP H0472162B2
Authority
JP
Japan
Prior art keywords
endoscope
distance
light
output signal
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 - Lifetime
Application number
JP57180818A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5970903A (ja
Inventor
Osamu Komya
Kunio Kinoshita
Katsuyuki Kanehira
Juji Ikuno
Hiroyuki Furuhata
Koji Tanigawa
Takeaki Nakamura
Mototsugu Ogawa
Taketo Kawasaki
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP57180818A priority Critical patent/JPS5970903A/ja
Publication of JPS5970903A publication Critical patent/JPS5970903A/ja
Publication of JPH0472162B2 publication Critical patent/JPH0472162B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • 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)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Dentistry (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Endoscopes (AREA)
JP57180818A 1982-10-15 1982-10-15 内視鏡自動計測装置 Granted JPS5970903A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57180818A JPS5970903A (ja) 1982-10-15 1982-10-15 内視鏡自動計測装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57180818A JPS5970903A (ja) 1982-10-15 1982-10-15 内視鏡自動計測装置

Publications (2)

Publication Number Publication Date
JPS5970903A JPS5970903A (ja) 1984-04-21
JPH0472162B2 true JPH0472162B2 (en]) 1992-11-17

Family

ID=16089889

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57180818A Granted JPS5970903A (ja) 1982-10-15 1982-10-15 内視鏡自動計測装置

Country Status (1)

Country Link
JP (1) JPS5970903A (en])

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6468233A (en) * 1987-09-10 1989-03-14 Fuji Photo Optical Co Ltd Object dimension measuring apparatus of electronic endoscope
JPH0698134B2 (ja) * 1988-03-17 1994-12-07 和雄 馬場 超音波内視鏡装置
US4980763A (en) * 1989-06-12 1990-12-25 Welch Allyn, Inc. System for measuring objects viewed through a borescope
JP3418480B2 (ja) * 1995-04-17 2003-06-23 医療法人社団ケント会 医療支援装置
GB9610197D0 (en) * 1996-05-15 1996-07-24 Keymed Medicals & Ind Equip Digitally measuring scopes using a high resolution edcoder
US20050182434A1 (en) 2000-08-11 2005-08-18 National Research Council Of Canada Method and apparatus for performing intra-operative angiography
WO2001022870A1 (en) * 1999-09-24 2001-04-05 National Research Council Of Canada Method and apparatus for performing intra-operative angiography
US20060239921A1 (en) 2005-04-26 2006-10-26 Novadaq Technologies Inc. Real time vascular imaging during solid organ transplant
US20070122344A1 (en) 2005-09-02 2007-05-31 University Of Rochester Medical Center Office Of Technology Transfer Intraoperative determination of nerve location
US20080161744A1 (en) 2006-09-07 2008-07-03 University Of Rochester Medical Center Pre-And Intra-Operative Localization of Penile Sentinel Nodes
US8406860B2 (en) 2008-01-25 2013-03-26 Novadaq Technologies Inc. Method for evaluating blush in myocardial tissue
US10219742B2 (en) 2008-04-14 2019-03-05 Novadaq Technologies ULC Locating and analyzing perforator flaps for plastic and reconstructive surgery
WO2009135178A2 (en) 2008-05-02 2009-11-05 Flower Robert W Methods for production and use of substance-loaded erythrocytes (s-les) for observation and treatment of microvascular hemodynamics
US10492671B2 (en) 2009-05-08 2019-12-03 Novadaq Technologies ULC Near infra red fluorescence imaging for visualization of blood vessels during endoscopic harvest
CA2914778A1 (en) 2012-06-21 2013-12-27 Novadaq Technologies Inc. Quantification and analysis of angiography and perfusion
AU2015327665B2 (en) 2014-09-29 2018-09-27 Stryker European Operations Limited Imaging a target fluorophore in a biological material in the presence of autofluorescence
WO2016055837A1 (en) 2014-10-09 2016-04-14 Novadaq Technologies Inc. Quantification of absolute blood flow in tissue using fluorescence-mediated photoplethysmography
EP4242743A3 (en) 2017-02-10 2023-10-18 Stryker European Operations Limited Open-field handheld fluorescence imaging systems and methods

Also Published As

Publication number Publication date
JPS5970903A (ja) 1984-04-21

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