FR93944E - Dispositif pour mesurer le débit d'un fluide. - Google Patents

Dispositif pour mesurer le débit d'un fluide.

Info

Publication number
FR93944E
FR93944E FR138125A FR138125A FR93944E FR 93944 E FR93944 E FR 93944E FR 138125 A FR138125 A FR 138125A FR 138125 A FR138125 A FR 138125A FR 93944 E FR93944 E FR 93944E
Authority
FR
France
Prior art keywords
fluid
measuring
flow rate
rate
flow
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
FR138125A
Other languages
English (en)
Inventor
Michel Auphan
Jean Perilhou
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.)
Philips Systemes Medicaux SAS
Original Assignee
Massiot Philips SA
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
Priority claimed from FR26311A external-priority patent/FR1452215A/fr
Priority claimed from FR113761A external-priority patent/FR92750E/fr
Application filed by Massiot Philips SA filed Critical Massiot Philips SA
Priority to FR138125A priority Critical patent/FR93944E/fr
Priority to DE19691903673 priority patent/DE1903673C3/de
Priority to NL6901327A priority patent/NL6901327A/xx
Priority to US794495*A priority patent/US3604263A/en
Priority to JP44005790A priority patent/JPS5149223B1/ja
Priority to GB4583/69A priority patent/GB1203531A/en
Priority to BE727607D priority patent/BE727607A/xx
Publication of FR93944E publication Critical patent/FR93944E/fr
Application granted granted Critical
Priority to FR7018962A priority patent/FR2088168B2/fr
Priority to FR7015658A priority patent/FR2085523B2/fr
Expired legal-status Critical Current

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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/7044—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter using thermal tracers
    • 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
    • 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
    • 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
    • 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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/0043—Catheters; Hollow probes characterised by structural features
    • A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physiology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
FR138125A 1965-07-28 1968-01-31 Dispositif pour mesurer le débit d'un fluide. Expired FR93944E (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR138125A FR93944E (fr) 1965-07-28 1968-01-31 Dispositif pour mesurer le débit d'un fluide.
DE19691903673 DE1903673C3 (de) 1968-01-31 1969-01-25 Vorrichtung zum Messen der Strömungsstärke einer durch einen Kanal fließenden Flüssigkeit
GB4583/69A GB1203531A (en) 1968-01-31 1969-01-28 Improvements in or relating to a device for measuring the flow intensity of circulating liquid
US794495*A US3604263A (en) 1968-01-31 1969-01-28 Device for measuring the flow intensity of circulating liquid
NL6901327A NL6901327A (fr) 1968-01-31 1969-01-28
JP44005790A JPS5149223B1 (fr) 1968-01-31 1969-01-28
BE727607D BE727607A (fr) 1968-01-31 1969-01-29
FR7018962A FR2088168B2 (fr) 1965-07-28 1970-05-25
FR7015658A FR2085523B2 (fr) 1965-07-28 1970-05-25

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR26311A FR1452215A (fr) 1965-07-28 1965-07-28 Dispositif pour mesurer le débit d'un fluide
FR113761A FR92750E (fr) 1965-07-28 1967-07-10 Dispositif pour mesurer le débit d'un fluide.
FR138125A FR93944E (fr) 1965-07-28 1968-01-31 Dispositif pour mesurer le débit d'un fluide.

Publications (1)

Publication Number Publication Date
FR93944E true FR93944E (fr) 1969-06-06

Family

ID=26165065

Family Applications (1)

Application Number Title Priority Date Filing Date
FR138125A Expired FR93944E (fr) 1965-07-28 1968-01-31 Dispositif pour mesurer le débit d'un fluide.

Country Status (1)

Country Link
FR (1) FR93944E (fr)

Also Published As

Publication number Publication date
DE1903673A1 (de) 1969-08-28
DE1903673B2 (de) 1976-05-26

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