GB2185112B - Apparatus for measuring respiratory flow rate - Google Patents

Apparatus for measuring respiratory flow rate

Info

Publication number
GB2185112B
GB2185112B GB8528314A GB8528314A GB2185112B GB 2185112 B GB2185112 B GB 2185112B GB 8528314 A GB8528314 A GB 8528314A GB 8528314 A GB8528314 A GB 8528314A GB 2185112 B GB2185112 B GB 2185112B
Authority
GB
United Kingdom
Prior art keywords
flow rate
respiratory flow
measuring respiratory
measuring
rate
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
GB8528314A
Other versions
GB2185112A (en
GB8528314D0 (en
Inventor
Dr C M Lewis
Dr A E Bunn
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.)
P K MORGAN Ltd
Original Assignee
P K MORGAN Ltd
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 P K MORGAN Ltd filed Critical P K MORGAN Ltd
Priority to GB8528314A priority Critical patent/GB2185112B/en
Publication of GB8528314D0 publication Critical patent/GB8528314D0/en
Publication of GB2185112A publication Critical patent/GB2185112A/en
Application granted granted Critical
Publication of GB2185112B publication Critical patent/GB2185112B/en
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
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/087—Measuring breath flow
    • A61B5/0876—Measuring breath flow using means deflected by the fluid stream, e.g. flaps
    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/34—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 mechanical effects by measuring pressure or differential pressure
    • G01F1/36—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/34—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 mechanical effects by measuring pressure or differential pressure
    • G01F1/36—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices

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)
GB8528314A 1985-11-18 1985-11-18 Apparatus for measuring respiratory flow rate Expired GB2185112B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8528314A GB2185112B (en) 1985-11-18 1985-11-18 Apparatus for measuring respiratory flow rate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8528314A GB2185112B (en) 1985-11-18 1985-11-18 Apparatus for measuring respiratory flow rate

Publications (3)

Publication Number Publication Date
GB8528314D0 GB8528314D0 (en) 1985-12-24
GB2185112A GB2185112A (en) 1987-07-08
GB2185112B true GB2185112B (en) 1989-10-04

Family

ID=10588361

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8528314A Expired GB2185112B (en) 1985-11-18 1985-11-18 Apparatus for measuring respiratory flow rate

Country Status (1)

Country Link
GB (1) GB2185112B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI84757C (en) * 1988-12-12 1992-01-10 Instrumentarium Oy FOER STROEMNINGSMAETNING AVSETT GASENS STROEMNING BEGRAENSANDE OCH STYRANDE ORGAN.
EP1003418A1 (en) * 1996-06-21 2000-05-31 Desert Moon Development Limited Partnership Resistive element and calibrated air tube for spirometer
WO2008037594A1 (en) * 2006-09-28 2008-04-03 Continental Automotive Gmbh Device for controlling a pressure curve determined by a volume flow within a predetermined limit range

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB767047A (en) * 1954-07-06 1957-01-30 Bryans Aeroquipment Ltd Improvements in flow-meters
GB1343793A (en) * 1970-06-23 1974-01-16 Siemens Ag Flowmeter
GB1555016A (en) * 1975-12-22 1979-11-07 Siemens Ag Flowmeter
GB1556099A (en) * 1977-05-18 1979-11-21 Research Dev Corp Variable orifice gas flow sensing head
EP0047896A1 (en) * 1980-09-15 1982-03-24 Eaton Corporation Single path adjustable flowmeter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB767047A (en) * 1954-07-06 1957-01-30 Bryans Aeroquipment Ltd Improvements in flow-meters
GB1343793A (en) * 1970-06-23 1974-01-16 Siemens Ag Flowmeter
GB1555016A (en) * 1975-12-22 1979-11-07 Siemens Ag Flowmeter
GB1556099A (en) * 1977-05-18 1979-11-21 Research Dev Corp Variable orifice gas flow sensing head
EP0047896A1 (en) * 1980-09-15 1982-03-24 Eaton Corporation Single path adjustable flowmeter

Also Published As

Publication number Publication date
GB2185112A (en) 1987-07-08
GB8528314D0 (en) 1985-12-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19961118