LU55771A1 - - Google Patents

Info

Publication number
LU55771A1
LU55771A1 LU55771DA LU55771A1 LU 55771 A1 LU55771 A1 LU 55771A1 LU 55771D A LU55771D A LU 55771DA LU 55771 A1 LU55771 A1 LU 55771A1
Authority
LU
Luxembourg
Application number
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 filed Critical
Publication of LU55771A1 publication Critical patent/LU55771A1/xx

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
    • G01F1/66—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
    • 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
    • G01F1/663—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 by measuring Doppler frequency shift
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring Volume Flow (AREA)
LU55771D 1967-04-07 1968-03-27 LU55771A1 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR102018A FR1539652A (fr) 1967-04-07 1967-04-07 Débitmètre enregistreur pour vaisseau sanguin

Publications (1)

Publication Number Publication Date
LU55771A1 true LU55771A1 (cs) 1969-10-22

Family

ID=8628443

Family Applications (1)

Application Number Title Priority Date Filing Date
LU55771D LU55771A1 (cs) 1967-04-07 1968-03-27

Country Status (9)

Country Link
US (1) US3554030A (cs)
BE (1) BE712728A (cs)
DE (1) DE1766121A1 (cs)
FR (1) FR1539652A (cs)
GB (1) GB1210476A (cs)
LU (1) LU55771A1 (cs)
NL (1) NL6804644A (cs)
NO (1) NO126773B (cs)
SE (1) SE350600B (cs)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1308451A (en) * 1969-03-05 1973-02-21 Nat Res Dev Blood flow measurement
DE1758104A1 (cs) * 1972-01-10
US3782193A (en) * 1972-06-06 1974-01-01 Westinghouse Electric Corp Flowmeter apparatus
CA1021052A (en) * 1973-02-16 1977-11-15 Pierre-Andre Grandchamp Method and apparatus for the measurement of a fluid-flow velocity profile
AU492512B2 (en) * 1973-05-15 1978-04-19 Commonwealth Of Australia, The Measurement of liquid flow
GB1505823A (en) * 1974-05-04 1978-03-30 Nat Res Dev Ultrasonic flowmeter
DE2461264C3 (de) * 1974-12-23 1978-06-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vorrichtung für die Messung des Volumenstroms strömender Medien
NL7601189A (nl) * 1975-03-05 1976-09-07 Siemens Ag Inrichting voor het uitvoeren van dwarsdoorsnede- metingen bij leidingen door welke leidingen vloei- stoffen kunnen stromen, meer in het bijzonder bloedvaten, volgens de ultrasone doppler-methode.
DE2555134C2 (de) * 1975-12-08 1977-12-29 Siemens AG, 1000 Berlin und 8000 München Gerät für Strömungsmessungen nach der Ultraschall-Doppler-Methode
US4152928A (en) * 1977-05-02 1979-05-08 University Patents, Inc. System for detecting fat particles in blood
US4259870A (en) * 1979-02-26 1981-04-07 Howmedica Inc. Doppler method of measuring flow
US4313444A (en) * 1979-05-14 1982-02-02 New York Institute Of Technology Method and apparatus for ultrasonic Doppler detection
US4280365A (en) * 1979-10-10 1981-07-28 Leeds & Northrup Company Ultrasonic Doppler flowmeter with correction for vibratory signals at zero-flow conditions
EP0035325B1 (en) * 1980-02-29 1985-04-24 National Research Development Corporation Apparatus for measuring the cross-sectional area of a duct and the volume flow rate of fluid in the duct
FI67627C (fi) * 1981-10-19 1985-04-10 Eino Haerkoenen Foerfarande och anordning foer maetning av stroemningshastigheten i stroemmen av uppslamningar genom utnyttjandet av ultraljud
US4442719A (en) * 1982-01-11 1984-04-17 Allen Ollie J Acoustic flowmeter
ATE116741T1 (de) * 1985-05-09 1995-01-15 Met Flow Sa Verfahren und gerät zum bestimmen von geschwindigkeiten mittels ultraschall-doppler- echographie im inneren eines sich bewegenden fluids.
US4856529A (en) * 1985-05-24 1989-08-15 Cardiometrics, Inc. Ultrasonic pulmonary artery catheter and method
US4733669A (en) * 1985-05-24 1988-03-29 Cardiometrics, Inc. Blood flow measurement catheter
US4721113A (en) * 1985-09-20 1988-01-26 Temple University Of The Commonwealth System Of Higher Education Method of predicting the occurrence of deep vein thrombosis by non-invasive measurement of vessel diameter
US4807636A (en) * 1986-09-09 1989-02-28 Vital Science Corporation Method and apparatus for measuring volume fluid flow
DE3737593C2 (de) * 1986-11-06 1995-03-16 Toshiba Kawasaki Kk Ultraschall-Sondenvorrichtung
US4757821A (en) * 1986-11-12 1988-07-19 Corazonix Corporation Omnidirectional ultrasonic probe
US5315880A (en) * 1992-08-13 1994-05-31 Henry Filters, Inc. Method for measuring fluid velocity by measuring the Doppler frequency shift or microwave signals
GB2291191A (en) * 1994-07-07 1996-01-17 Mark Steven Whiteley Hand held doppler probe
US5986553A (en) * 1997-03-04 1999-11-16 Gyco, Inc. Flow meter that measures solid particulate flow
US11717255B2 (en) 2016-08-05 2023-08-08 Cimon Medical As Ultrasound blood-flow monitoring
ES2903403T3 (es) 2016-08-05 2022-04-01 Cimon Medical As Monitorización del flujo sanguíneo por ultrasonidos
CN108241073B (zh) * 2017-12-29 2019-11-26 浙江清环智慧科技有限公司 一种超声波流速计设计方法及超声波流速计
GB2570131A (en) 2018-01-11 2019-07-17 Imperial Innovations Ltd Fluid flow analysis
CA3090163A1 (en) 2018-02-07 2019-08-15 Norwegian University Of Science And Technology (Ntnu) Ultrasound blood-flow monitoring
US12066312B2 (en) * 2018-12-21 2024-08-20 Aenitis Technologies Method and device for determining a flow rate and/or a concentration of particles of a fluid

Also Published As

Publication number Publication date
BE712728A (cs) 1968-09-25
NL6804644A (cs) 1968-10-08
GB1210476A (en) 1970-10-28
FR1539652A (fr) 1968-09-20
NO126773B (cs) 1973-03-26
SE350600B (cs) 1972-10-30
DE1766121A1 (de) 1971-07-01
US3554030A (en) 1971-01-12

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