ATE87736T1 - Flussmesser. - Google Patents

Flussmesser.

Info

Publication number
ATE87736T1
ATE87736T1 AT89901542T AT89901542T ATE87736T1 AT E87736 T1 ATE87736 T1 AT E87736T1 AT 89901542 T AT89901542 T AT 89901542T AT 89901542 T AT89901542 T AT 89901542T AT E87736 T1 ATE87736 T1 AT E87736T1
Authority
AT
Austria
Prior art keywords
thermocouple
pct
hot
control device
current source
Prior art date
Application number
AT89901542T
Other languages
English (en)
Inventor
Paul Verner Nielsen
Original Assignee
Dan Flow Aps
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 Dan Flow Aps filed Critical Dan Flow Aps
Application granted granted Critical
Publication of ATE87736T1 publication Critical patent/ATE87736T1/de

Links

Classifications

    • 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
    • G01F1/68—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 using thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • 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
    • 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
    • G01F1/68—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 using thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/6847—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow where sensing or heating elements are not disturbing the fluid flow, e.g. elements mounted outside the flow duct
    • 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
    • G01F1/68—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 using thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/688—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element
    • G01F1/6888—Thermoelectric elements, e.g. thermocouples, thermopiles
    • 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
    • G01F1/68—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 using thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • 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
    • G01P5/10—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Hematology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Control Of Temperature (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT89901542T 1988-05-06 1988-12-29 Flussmesser. ATE87736T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK252388A DK161260C (da) 1988-05-06 1988-05-06 Flowmaaler
PCT/DK1988/000225 WO1989011083A1 (en) 1988-05-06 1988-12-29 A flowmeter
EP89901542A EP0406244B1 (de) 1988-05-06 1988-12-29 Flussmesser

Publications (1)

Publication Number Publication Date
ATE87736T1 true ATE87736T1 (de) 1993-04-15

Family

ID=8112971

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89901542T ATE87736T1 (de) 1988-05-06 1988-12-29 Flussmesser.

Country Status (9)

Country Link
US (1) US5119674A (de)
EP (1) EP0406244B1 (de)
JP (1) JP2579693B2 (de)
AT (1) ATE87736T1 (de)
AU (1) AU2945589A (de)
DE (1) DE3879961T2 (de)
DK (1) DK161260C (de)
RU (1) RU2003945C1 (de)
WO (1) WO1989011083A1 (de)

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US5797398A (en) 1993-08-13 1998-08-25 Thermal Technologies, Inc. Method and apparatus for measuring continuous blood flow at low power
US5509424A (en) * 1994-01-28 1996-04-23 Aws Salim Nashef Continuous cardiac output monitoring system
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DE19501347C2 (de) * 1995-01-18 1996-12-19 Draegerwerk Ag Vorrichtung zur Messung des Durchflusses in einem Fluidkanal
US5557967A (en) * 1995-02-24 1996-09-24 Pacesetter, Inc. Thermopile flow sensor
DE19512111C2 (de) * 1995-04-03 1999-01-07 Ifm Electronic Gmbh Wärmeübergangskontroll- und/oder -meßgerät
DE19623174C1 (de) * 1996-06-10 1997-11-27 Trilog Thermotechnik Gmbh Vorrichtung zum Erfassen eines flüssigen oder gasförmigen Mediums
GB2314161A (en) * 1996-06-10 1997-12-17 Freeze Master Ltd Detecting liquid flow in a pipe subjected to freeze blocking or heating
US6086251A (en) * 1997-12-06 2000-07-11 Drager Medizintechnik Gmbh Process for operating a thermocouple to measure velocity or thermal conductivity of a gas
US6085588A (en) * 1998-05-12 2000-07-11 Therm-O-Disc, Incorporated Flow rate sensor
US6553828B1 (en) * 1998-09-02 2003-04-29 Idaho State University Cooled dual element thermocouple computer and flow velocity measurement method
DE19909469C1 (de) * 1999-03-04 2000-09-28 Draegerwerk Ag Vorrichtung und Verfahren zur Messung der Strömungsgeschwindigkeit eines Fluids
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JP4316083B2 (ja) * 1999-12-15 2009-08-19 三井金属鉱業株式会社 流体判別機能を有する熱式流量計
US7077002B2 (en) 1999-12-17 2006-07-18 Per Sejrsen Method and an apparatus for measuring flow rates
DE10115624C2 (de) * 2001-03-29 2003-09-18 Draegerwerk Ag Thermischer Durchflussmesser
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EP2767260B1 (de) 2005-03-25 2019-07-03 St. Jude Medical, Cardiology Division, Inc. Vorrichtung zur Steuerung des inneren Umfangs einer anatomischen Öffnung bzw. eines Lumens
US8864823B2 (en) * 2005-03-25 2014-10-21 StJude Medical, Cardiology Division, Inc. Methods and apparatus for controlling the internal circumference of an anatomic orifice or lumen
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US7854754B2 (en) 2006-02-22 2010-12-21 Zeltiq Aesthetics, Inc. Cooling device for removing heat from subcutaneous lipid-rich cells
US8192474B2 (en) 2006-09-26 2012-06-05 Zeltiq Aesthetics, Inc. Tissue treatment methods
US9132031B2 (en) 2006-09-26 2015-09-15 Zeltiq Aesthetics, Inc. Cooling device having a plurality of controllable cooling elements to provide a predetermined cooling profile
US20080077201A1 (en) 2006-09-26 2008-03-27 Juniper Medical, Inc. Cooling devices with flexible sensors
US9107750B2 (en) * 2007-01-03 2015-08-18 St. Jude Medical, Cardiology Division, Inc. Implantable devices for controlling the size and shape of an anatomical structure or lumen
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US20090018626A1 (en) * 2007-07-13 2009-01-15 Juniper Medical, Inc. User interfaces for a system that removes heat from lipid-rich regions
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US20090018625A1 (en) * 2007-07-13 2009-01-15 Juniper Medical, Inc. Managing system temperature to remove heat from lipid-rich regions
ES2693430T3 (es) 2007-08-21 2018-12-11 Zeltiq Aesthetics, Inc. Monitorización del enfriamiento de células subcutáneas ricas en lípidos, como el enfriamiento de tejido adiposo
US8275442B2 (en) 2008-09-25 2012-09-25 Zeltiq Aesthetics, Inc. Treatment planning systems and methods for body contouring applications
US8603073B2 (en) 2008-12-17 2013-12-10 Zeltiq Aesthetics, Inc. Systems and methods with interrupt/resume capabilities for treating subcutaneous lipid-rich cells
JP2012515625A (ja) * 2009-01-22 2012-07-12 セント・ジュード・メディカル，カーディオロジー・ディヴィジョン，インコーポレイテッド 移植可能な装置の長期的な調整のための磁気的ドッキングシステムおよび方法
WO2010085649A1 (en) * 2009-01-22 2010-07-29 St. Jude Medical Post-operative adjustment tool, minimally invasive attachment apparatus, and adjustable tricuspid ring
AU2010242785B2 (en) 2009-04-30 2014-03-06 Zeltiq Aesthetics, Inc. Device, system and method of removing heat from subcutaneous lipid-rich cells
EP2528560A1 (de) 2010-01-25 2012-12-05 Zeltiq Aesthetics, Inc. Applikatoren zur heimanwendung zur nichtinvasiven entfernung von hitze aus subkutanen fettreichen zellen mithilfe von phasenwechsel-kühlungsmitteln sowie entsprechende vorrichtungen, systeme und verfahren
IL204752A (en) * 2010-03-25 2015-08-31 Vasa Applied Technologies Ltd METHOD AND DEVICE FOR MEASURING BODY LIQUID FLOWS IN SECTION
US8676338B2 (en) 2010-07-20 2014-03-18 Zeltiq Aesthetics, Inc. Combined modality treatment systems, methods and apparatus for body contouring applications
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US11608618B2 (en) 2011-01-03 2023-03-21 Sentinel Hydrosolutions, Llc Thermal dispersion flow meter with fluid leak detection and freeze burst prevention
US9146172B2 (en) * 2011-01-03 2015-09-29 Sentinel Hydrosolutions, Llc Non-invasive thermal dispersion flow meter with chronometric monitor for fluid leak detection
US11814821B2 (en) 2011-01-03 2023-11-14 Sentinel Hydrosolutions, Llc Non-invasive thermal dispersion flow meter with fluid leak detection and geo-fencing control
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US9545523B2 (en) 2013-03-14 2017-01-17 Zeltiq Aesthetics, Inc. Multi-modality treatment systems, methods and apparatus for altering subcutaneous lipid-rich tissue
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Also Published As

Publication number Publication date
JP2579693B2 (ja) 1997-02-05
RU2003945C1 (ru) 1993-11-30
WO1989011083A1 (en) 1989-11-16
DK161260B (da) 1991-06-17
AU2945589A (en) 1989-11-29
EP0406244A1 (de) 1991-01-09
DE3879961D1 (de) 1993-05-06
DK252388D0 (da) 1988-05-06
DK252388A (da) 1989-11-07
DK161260C (da) 1991-12-30
JPH03504041A (ja) 1991-09-05
US5119674A (en) 1992-06-09
DE3879961T2 (de) 1993-07-15
EP0406244B1 (de) 1993-03-31

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