DE3274792D1 - Method and device for measuring blood flow in blood vessels - Google Patents

Method and device for measuring blood flow in blood vessels

Info

Publication number
DE3274792D1
DE3274792D1 DE8282301939T DE3274792T DE3274792D1 DE 3274792 D1 DE3274792 D1 DE 3274792D1 DE 8282301939 T DE8282301939 T DE 8282301939T DE 3274792 T DE3274792 T DE 3274792T DE 3274792 D1 DE3274792 D1 DE 3274792D1
Authority
DE
Germany
Prior art keywords
blood flow
measuring
blood vessels
blood
vessels
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
DE8282301939T
Other languages
English (en)
Inventor
James W May
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3274792D1 publication Critical patent/DE3274792D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • A61B5/028—Measuring blood flow using tracers, e.g. dye dilution by thermo-dilution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G01K1/143—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations for measuring surface temperatures

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Medical Informatics (AREA)
  • Physiology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
DE8282301939T 1981-04-17 1982-04-15 Method and device for measuring blood flow in blood vessels Expired DE3274792D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25524781A 1981-04-17 1981-04-17
US06/327,785 US4419999A (en) 1981-04-17 1981-12-07 Method and apparatus for monitoring vascular flow

Publications (1)

Publication Number Publication Date
DE3274792D1 true DE3274792D1 (en) 1987-02-05

Family

ID=26944556

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282301939T Expired DE3274792D1 (en) 1981-04-17 1982-04-15 Method and device for measuring blood flow in blood vessels

Country Status (5)

Country Link
US (1) US4419999A (de)
EP (1) EP0063900B1 (de)
AU (1) AU550070B2 (de)
CA (1) CA1205526A (de)
DE (1) DE3274792D1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836199A (en) * 1984-07-23 1989-06-06 Ballard Medical Products Aspirating/ventilating apparatus and method
US4739771A (en) * 1986-02-20 1988-04-26 Kim Manwaring Thermal method and apparatus for measuring organ blood perfusion
US4930075A (en) * 1987-07-13 1990-05-29 The Board Of Trustees Of The Leland Stanford Junior University Technique to evaluate myocardial ischemia from ECG parameters
US4926875A (en) * 1988-01-25 1990-05-22 Baylor College Of Medicine Implantable and extractable biological sensor probe
AU606811B2 (en) * 1988-08-30 1991-02-14 Spectramed, Inc. Apparatus and method for determining cardiac output by thermodilution without injection
US4947854A (en) * 1988-09-13 1990-08-14 Baylor College Of Medicine Epicardial multifunctional probe
US5247938A (en) * 1990-01-11 1993-09-28 University Of Washington Method and apparatus for determining the motility of a region in the human body
US5174299A (en) * 1991-08-12 1992-12-29 Cardiac Pacemakers, Inc. Thermocouple-based blood flow sensor
TW371758B (en) * 1997-06-04 1999-10-11 Siemens Ag Method to optimize the signal-propagation-time in a reprogrammable switching circuit and reprogrammable switching circuit with program-code optimized in said signal-propagation time
WO2003051193A1 (en) * 2001-12-19 2003-06-26 Institut De Cardiologie De Montréal Non-invasive detection of endothelial dysfunction by blood flow measurement in opposed limbs
US7186222B1 (en) 2002-09-10 2007-03-06 Radiant Medical, Inc. Vascular introducer with temperature monitoring probe and systems for endovascular temperature control
US7192400B2 (en) * 2002-10-24 2007-03-20 Synovis Life Technologies, Inc. Device and method for vascular monitoring
US7756581B2 (en) * 2004-02-18 2010-07-13 Medtronic, Inc. Implantable temperature sensor
EP2120731B1 (de) * 2007-02-15 2011-06-29 Cook Vascular Incorporated Sondenkopplungsanordnung
US20080196336A1 (en) * 2007-02-21 2008-08-21 Attebery Harold C Fiber reinforced concrete exterior wall system
US11179074B1 (en) * 2009-05-08 2021-11-23 Vioptix, Inc. Probe for monitoring wet or moist environments
US20120022562A1 (en) * 2010-07-23 2012-01-26 Boston Scientific Scimed, Inc. Device to detect internal bleeding
WO2018060064A1 (en) * 2016-09-28 2018-04-05 Koninklijke Philips N.V. System for determining blood flow

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1121274B (de) * 1956-11-28 1962-01-04 Hartmann & Braun Ag Einstechsonde zum Messen der Waermeleitfaehigkeit und der Durchblutung des lebenden Gewebes
US3568661A (en) * 1968-10-02 1971-03-09 Us Health Education & Welfare Frequency modulated ultrasound technique for measurement of fluid velocity
US3623473A (en) * 1969-01-06 1971-11-30 Andersen Prod H W Method for determining the adequacy of blood circulation in a living body
US3589360A (en) * 1969-05-14 1971-06-29 Univ Iowa State Res Found Inc Electrical cable for chronic implantation within a living body
US3651694A (en) * 1969-09-18 1972-03-28 Anthony H Lamb Diagnostic means for detection of diseases exhibiting skin temperature variations
JPS6056490B2 (ja) * 1977-02-14 1985-12-10 利夫 渡辺 血流計測器
US4182313A (en) * 1977-05-31 1980-01-08 Narda Microwave Corporation Implantable temperature probe
FR2404992A1 (fr) * 1977-10-03 1979-04-27 Cii Honeywell Bull Circuits electriques integres proteges, substrats d'interconnexion proteges comportant de tels circuits et procede d'obtention desdits circuits et substrats

Also Published As

Publication number Publication date
US4419999A (en) 1983-12-13
EP0063900A2 (de) 1982-11-03
CA1205526A (en) 1986-06-03
AU550070B2 (en) 1986-02-27
AU8251182A (en) 1983-06-16
EP0063900B1 (de) 1986-12-30
EP0063900A3 (en) 1983-05-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee