DE60140045D1 - Flächige lichtschichtsonden - Google Patents

Flächige lichtschichtsonden

Info

Publication number
DE60140045D1
DE60140045D1 DE60140045T DE60140045T DE60140045D1 DE 60140045 D1 DE60140045 D1 DE 60140045D1 DE 60140045 T DE60140045 T DE 60140045T DE 60140045 T DE60140045 T DE 60140045T DE 60140045 D1 DE60140045 D1 DE 60140045D1
Authority
DE
Germany
Prior art keywords
light
distal end
acquirer
flat light
light point
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
DE60140045T
Other languages
English (en)
Inventor
Abdelwahab Aroussi
Mohamed Menacer
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.)
Keymed Medical and Industrial Equipment Ltd
Original Assignee
Keymed Medical and Industrial Equipment 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 Keymed Medical and Industrial Equipment Ltd filed Critical Keymed Medical and Industrial Equipment Ltd
Application granted granted Critical
Publication of DE60140045D1 publication Critical patent/DE60140045D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/001—Full-field flow measurement, e.g. determining flow velocity and direction in a whole region at the same time, flow visualisation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0265—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter
    • A61B5/027—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter using catheters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/661—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/18—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance
    • G01P5/20—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance using particles entrained by a fluid stream
    • 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
    • G02B23/2423—Optical details of the distal end
    • 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
    • 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
    • G02B23/26—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes using light guides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0261—Measuring blood flow using optical means, e.g. infrared light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Physiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Cardiology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Hematology (AREA)
  • Fluid Mechanics (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Endoscopes (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
DE60140045T 2000-04-27 2001-04-27 Flächige lichtschichtsonden Expired - Lifetime DE60140045D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0010123.8A GB0010123D0 (en) 2000-04-27 2000-04-27 Planar light sheet anemometers
PCT/GB2001/001860 WO2001080734A1 (en) 2000-04-27 2001-04-27 Planar light sheet probes

Publications (1)

Publication Number Publication Date
DE60140045D1 true DE60140045D1 (de) 2009-11-12

Family

ID=9890518

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60140045T Expired - Lifetime DE60140045D1 (de) 2000-04-27 2001-04-27 Flächige lichtschichtsonden

Country Status (10)

Country Link
US (1) US6762827B2 (de)
EP (1) EP1276414B1 (de)
AT (1) ATE444017T1 (de)
AU (1) AU2001252362A1 (de)
DE (1) DE60140045D1 (de)
DK (1) DK1276414T3 (de)
ES (1) ES2333699T3 (de)
GB (1) GB0010123D0 (de)
PT (1) PT1276414E (de)
WO (1) WO2001080734A1 (de)

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DE10257743B4 (de) * 2002-12-10 2006-11-23 Irmgard Zerrle Vorrichtung zur Bestimmung der Perfusion in einem Gewebebereich und des Blutflusses durch einzelne Blutgefäße
US7847947B2 (en) * 2005-06-27 2010-12-07 Colin Jeffress Spectroscopic lance for bulk sampling
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
BRPI0604089A (pt) * 2006-09-21 2008-05-13 Hv Assessoria E Consultoria S conjunto de sensores determinador de ángulos de alinhamento, sistema de medição de ángulos e processo de alinhamento de rodas de veìculos
US8547428B1 (en) * 2006-11-02 2013-10-01 SeeScan, Inc. Pipe mapping system
WO2009081883A1 (ja) * 2007-12-21 2009-07-02 Institute Of National Colleges Of Technology, Japan レーザドップラー血流測定方法及び装置
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
EP3372250B1 (de) 2008-05-02 2019-12-25 Novadaq Technologies ULC Verfahren zur herstellung und verwendung substanzbeladener erythrozyten zur beobachtung und behandlung von mikrovaskulärer hämodynamik
US10492671B2 (en) 2009-05-08 2019-12-03 Novadaq Technologies ULC Near infra red fluorescence imaging for visualization of blood vessels during endoscopic harvest
US8748846B2 (en) * 2010-12-08 2014-06-10 Lockheed Martin Corporation Photofragmentation-laser-induced fluorescence for detection of nitric oxide-bearing explosives
GB201208843D0 (en) * 2012-05-18 2012-07-04 Fasmatech Science And Technology Llc Improvements in and relating to mass or size measurement of ions
US10278585B2 (en) 2012-06-21 2019-05-07 Novadaq Technologies ULC Quantification and analysis of angiography and perfusion
US9121861B2 (en) 2013-03-15 2015-09-01 National Security Technologies, Llc Photonic Doppler velocimetry lens array probe incorporating stereo imaging
EP3113666A4 (de) * 2014-03-02 2017-12-27 V.T.M. (Virtual Tape Measure) Technologies Ltd. Endoskopmesssystem und -verfahren
WO2016049756A1 (en) 2014-09-29 2016-04-07 Novadaq Technologies Inc. Imaging a target fluorophore in a biological material in the presence of autofluorescence
KR101955134B1 (ko) 2014-10-09 2019-03-06 노바다크 테크놀러지즈 유엘씨 형광-조정 광전용적맥파 측정기를 사용한 조직 내의 절대적인 혈류의 정량화
US10408676B2 (en) 2015-10-01 2019-09-10 Mission Support and Test Services, LLC Long-pulse-width variable-wavelength chirped pulse generator and method
US10598682B2 (en) * 2016-02-12 2020-03-24 Board Of Trustees Of Michigan State University Laser system for measuring fluid dynamics
DE112016006667T5 (de) * 2016-03-31 2018-12-20 Honda Motor Co., Ltd. Optische messsonde und damit versehene optische messvor-richtung
RU2627974C1 (ru) * 2016-10-31 2017-08-14 Общество с ограниченной ответственностью "Турбодиагностика" (ООО "Турбодиагностика") Способ контроля формы внутренних деталей
CN106596554A (zh) * 2016-12-23 2017-04-26 河海大学常州校区 一种基于图像法的喷雾干燥机颗粒运行轨迹测量系统
CA3049922A1 (en) 2017-02-10 2018-08-16 Novadaq Technologies ULC Open-field handheld fluorescence imaging systems and methods
JP6932036B2 (ja) * 2017-07-31 2021-09-08 シスメックス株式会社 細胞撮像方法、細胞撮像装置、粒子撮像方法および粒子撮像装置
CN109893078B (zh) * 2017-12-11 2021-12-03 梅达布蒂奇股份有限公司 一种腹腔镜
CN111640698B (zh) * 2020-06-19 2022-07-05 华虹半导体(无锡)有限公司 用于刻蚀的视窗观察装置和刻蚀设备
US11867924B2 (en) 2020-12-24 2024-01-09 Biosense Webster (Israel) Ltd. Visualizing catheter irrigation using schlieren images
CN115290524B (zh) * 2022-08-03 2024-02-02 中南大学 一种三维空间颗粒物浓度测量装置及方法

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Publication number Priority date Publication date Assignee Title
FR2344023A1 (fr) 1976-03-12 1977-10-07 Alsthom Cgee Sonde optique pour la mesure de vitesses dans un ecoulement
JPS59172621A (ja) * 1983-03-22 1984-09-29 Sumitomo Electric Ind Ltd フアイバスコ−プ
GB8727767D0 (en) 1987-11-27 1987-12-31 Ahmed N E A Improvements in or relating to velocimeters
EP0394602A1 (de) 1989-04-25 1990-10-31 Kyoji Kamemoto Verfahren zur Messung der Richtung und der Geschwindigkeit eines Fluids, das einen gepulsten Laserlichtvorhang verwendet, sowie eine dafür benutzte Vorrichtung
US5202558A (en) 1992-03-04 1993-04-13 Barker Lynn M Flexible fiber optic probe for high-pressure shock experiments
FR2689247B1 (fr) 1992-03-24 1994-06-03 Electricite De France Procede et dispositif de mesure optique des dimensions d'un objet ou de la vitesse d'un objet ou d'un fluide en mouvement dans un champ.
US5669871A (en) * 1994-02-21 1997-09-23 Olympus Optical Co., Ltd. Endoscope measurement apparatus for calculating approximate expression of line projected onto object to measure depth of recess or the like
GB9411280D0 (en) 1994-06-06 1994-07-27 Isis Innovation Fluid velocity measurement apparatus
AU4362496A (en) * 1995-09-29 1997-04-17 Swee Chuan Tjin Fiber optic catheter for accurate flow measurements
CA2255807C (en) * 1996-05-17 2009-01-27 Biosense, Inc. Self-aligning catheter
DE59709832D1 (de) * 1996-09-05 2003-05-22 Bosch Gmbh Robert Verfahren und Vorrichtung zum Erfassen 3-dimensionaler Strömungsstrukturen
US6075611A (en) 1998-05-07 2000-06-13 Schlumberger Technology Corporation Methods and apparatus utilizing a derivative of a fluorescene signal for measuring the characteristics of a multiphase fluid flow in a hydrocarbon well
GB2339107A (en) 1999-08-11 2000-01-12 Ian Walton Woodcock Protective device prevents mobile telephone being placed with keypad uppermost
US6414779B1 (en) * 2000-11-30 2002-07-02 Opeical Biopsy Technologies, Inc. Integrated angled-dual-axis confocal scanning endoscopes

Also Published As

Publication number Publication date
AU2001252362A1 (en) 2001-11-07
GB0010123D0 (en) 2000-06-14
EP1276414B1 (de) 2009-09-30
US20030133096A1 (en) 2003-07-17
WO2001080734A1 (en) 2001-11-01
DK1276414T3 (da) 2010-02-01
US6762827B2 (en) 2004-07-13
ATE444017T1 (de) 2009-10-15
PT1276414E (pt) 2009-12-29
EP1276414A1 (de) 2003-01-22
ES2333699T3 (es) 2010-02-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition