CH525666A - Flow meters, especially for respiratory flow receptors - Google Patents

Flow meters, especially for respiratory flow receptors

Info

Publication number
CH525666A
CH525666A CH790571A CH790571A CH525666A CH 525666 A CH525666 A CH 525666A CH 790571 A CH790571 A CH 790571A CH 790571 A CH790571 A CH 790571A CH 525666 A CH525666 A CH 525666A
Authority
CH
Switzerland
Prior art keywords
flow
receptors
respiratory
meters
flow meters
Prior art date
Application number
CH790571A
Other languages
German (de)
Inventor
Franetzki Manfred
Original Assignee
Siemens Ag
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 DE19702030775 external-priority patent/DE2030775C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of CH525666A publication Critical patent/CH525666A/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/08Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/087Measuring breath flow
    • A61B5/0876Measuring breath flow using means deflected by the fluid stream, e.g. flaps
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05Measuring 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 mechanical effects
    • G01F1/34Measuring 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 mechanical effects by measuring pressure or differential pressure
    • G01F1/36Measuring 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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40Details of construction of the flow constriction devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05Measuring 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 mechanical effects
    • G01F1/34Measuring 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 mechanical effects by measuring pressure or differential pressure
    • G01F1/36Measuring 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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40Details of construction of the flow constriction devices
    • G01F1/42Orifices or nozzles

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pulmonology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring Volume Flow (AREA)
CH790571A 1970-06-23 1971-05-29 Flow meters, especially for respiratory flow receptors CH525666A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702030775 DE2030775C3 (en) 1970-06-23 Flow meters, especially for respiratory flow receptors

Publications (1)

Publication Number Publication Date
CH525666A true CH525666A (en) 1972-07-31

Family

ID=5774636

Family Applications (1)

Application Number Title Priority Date Filing Date
CH790571A CH525666A (en) 1970-06-23 1971-05-29 Flow meters, especially for respiratory flow receptors

Country Status (5)

Country Link
CH (1) CH525666A (en)
FR (1) FR2099771A5 (en)
GB (1) GB1343793A (en)
NL (1) NL164961C (en)
SE (1) SE367914B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564725A1 (en) * 1984-05-23 1985-11-29 Telecom En Flow rate sensor spirograph of the pneumotachograph type
GB2185112B (en) * 1985-11-18 1989-10-04 P K Morgan Limited Apparatus for measuring respiratory flow rate
EP2642912A1 (en) 2010-11-23 2013-10-02 Koninklijke Philips N.V. Breath pacing device and method for pacing the respiratory activity of a subject

Also Published As

Publication number Publication date
DE2030775A1 (en) 1971-12-30
GB1343793A (en) 1974-01-16
SE367914B (en) 1974-06-17
FR2099771A5 (en) 1972-03-17
DE2030775B2 (en) 1977-06-30
NL7108501A (en) 1971-12-27
NL164961B (en) 1980-09-15
NL164961C (en) 1981-02-16

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Legal Events

Date Code Title Description
PL Patent ceased