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
GB8528314D0 (en
GB2185112A (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)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Physiology (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.
WO1997048338A1 (en) * 1996-06-21 1997-12-24 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
GB8528314D0 (en) 1985-12-24
GB2185112A (en) 1987-07-08

Similar Documents

Publication Publication Date Title
GB2170606B (en) Direct-heated flow measuring apparatus
GB8603702D0 (en) Flow measuring apparatus
GB2105854B (en) Powder flow rate measuring apparatus
GB8508921D0 (en) Inhalation apparatus
GB8508922D0 (en) Inhalation apparatus
GB2173350B (en) Film resistor for flow measuring apparatus
HUT39508A (en) Apparatus for sensing flow
GB2094641B (en) Respiratory apparatus
GB8508920D0 (en) Inhalation apparatus
GB2144859B (en) Flow rate measuring device
GB2179161B (en) Direct-heated flow measuring apparatus
GB2094642B (en) Respiratory apparatus
GB2167857B (en) Gas flow metering apparatus
GB8610041D0 (en) Respiratory apparatus
EP0172440A3 (en) Hot-wire flow rate measuring apparatus
GB2143951B (en) Flow rate measuring means
GB8603872D0 (en) Flow measuring apparatus
EP0383628A3 (en) Flow rate measuring apparatus
JPS57108713A (en) Flow rate measuring apparatus
GB2101896B (en) Respiratory apparatus
GB2163558B (en) Apparatus for measuring the rate of flow of a liquid
GB8607509D0 (en) Fluid flow monitoring apparatus
GB2141828B (en) Flow measuring apparatus
GB2184304B (en) Velocity measuring apparatus
GB2185112B (en) Apparatus for measuring respiratory flow rate

Legal Events

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

Effective date: 19961118