ITTO910433A0 - Sistema flussometrico per gas - Google Patents

Sistema flussometrico per gas

Info

Publication number
ITTO910433A0
ITTO910433A0 IT91TO433A ITTO910433A ITTO910433A0 IT TO910433 A0 ITTO910433 A0 IT TO910433A0 IT 91TO433 A IT91TO433 A IT 91TO433A IT TO910433 A ITTO910433 A IT TO910433A IT TO910433 A0 ITTO910433 A0 IT TO910433A0
Authority
IT
Italy
Prior art keywords
gas flowmeter
flowmeter system
gas
flowmeter
Prior art date
Application number
IT91TO433A
Other languages
English (en)
Inventor
John A Norlien
Michael G Snow
Gerrit Crawford
Original Assignee
Medical Graphics Corp
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 Medical Graphics Corp filed Critical Medical Graphics Corp
Publication of ITTO910433A0 publication Critical patent/ITTO910433A0/it
Publication of ITTO910433A1 publication Critical patent/ITTO910433A1/it
Application granted granted Critical
Publication of IT1252600B publication Critical patent/IT1252600B/it

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
    • G01F1/05—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
    • G01F1/363—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 with electrical or electro-mechanical indication
    • 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
    • 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
    • A61B5/097—Devices for facilitating collection of breath or for directing breath into or through measuring devices
    • 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
    • G01F1/46—Pitot tubes

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Pulmonology (AREA)
  • General Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (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)
ITTO910433A 1990-06-08 1991-06-07 Sistema flussometrico per gas di respirazione IT1252600B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/535,045 US5038773A (en) 1990-06-08 1990-06-08 Flow meter system

Publications (3)

Publication Number Publication Date
ITTO910433A0 true ITTO910433A0 (it) 1991-06-07
ITTO910433A1 ITTO910433A1 (it) 1992-12-07
IT1252600B IT1252600B (it) 1995-06-19

Family

ID=24132622

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO910433A IT1252600B (it) 1990-06-08 1991-06-07 Sistema flussometrico per gas di respirazione

Country Status (5)

Country Link
US (1) US5038773A (it)
JP (1) JP2568763B2 (it)
DE (1) DE4118404C2 (it)
GB (1) GB2246865B (it)
IT (1) IT1252600B (it)

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US5502660A (en) * 1994-03-24 1996-03-26 Medical Graphics Corporation Dynamic gas density compensation in pulmonary gas analyzer systems
US5398695A (en) * 1994-03-24 1995-03-21 Medical Graphics Corporation Cardiopulmonary performance analyzer having dynamic transit time compensation
US5564432A (en) * 1994-07-13 1996-10-15 Thomson; Ronald A. Biodegradable air tube and spirometer employing same
US5816246A (en) * 1994-09-15 1998-10-06 Mirza; M. Zubair Electronic pocket spirometer
US5540732A (en) * 1994-09-21 1996-07-30 Medtronic, Inc. Method and apparatus for impedance detecting and treating obstructive airway disorders
DE4440161A1 (de) * 1994-11-10 1996-05-15 Mueller & Sebastiani Elek Gmbh Meßkopfaufsatz
US5584300A (en) * 1995-08-24 1996-12-17 Arocom Ltd. Measurement of lung air capacity
US5969266A (en) * 1996-06-04 1999-10-19 Dieterich Technology Holding Corp. Flow meter pitot tube with temperature sensor
US5743270A (en) * 1996-06-21 1998-04-28 Desert Moon Development Limited Partnership Resistive element for spirometer
US5997483A (en) 1996-06-21 1999-12-07 Desert Moon Development Limited Partnership Individualized and calibrated air tube for spirometer
JP2002513296A (ja) 1996-06-21 2002-05-08 デザート ムーン ディベロプメント リミテッド パートナーシップ 肺活量計用抵抗要素および較正空気チューブ
US5715831A (en) * 1996-06-21 1998-02-10 Desert Moon Development Limited Partnership Calibrated air tube for spirometer
US5676131A (en) * 1996-07-11 1997-10-14 Medical Graphics Corporation System for protecting sample line in respiratory gas analyzer
US5789660A (en) 1996-07-15 1998-08-04 Novametrix Medical Systems, Inc. Multiple function airway adapter
US7335164B2 (en) 1996-07-15 2008-02-26 Ntc Technology, Inc. Multiple function airway adapter
EP0928210A2 (en) * 1996-07-27 1999-07-14 Zygmunt Podolec Device for controlled administration of medicines
US5857459A (en) * 1997-02-04 1999-01-12 Medical Graphics Corporation Boxless measurement of thoracic gas volume
US6309360B1 (en) 1997-03-17 2001-10-30 James R. Mault Respiratory calorimeter
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US6406435B1 (en) 1998-11-17 2002-06-18 James R. Mault Method and apparatus for the non-invasive determination of cardiac output
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US6287264B1 (en) 1999-04-23 2001-09-11 The Trustees Of Tufts College System for measuring respiratory function
US7094206B2 (en) 1999-04-23 2006-08-22 The Trustees Of Tufts College System for measuring respiratory function
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US6962155B1 (en) * 1999-07-30 2005-11-08 Universite De Montreal Target drive ventilation gain controller and method
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EP1217942A1 (en) 1999-09-24 2002-07-03 Healthetech, Inc. Physiological monitor and associated computation, display and communication unit
JP2004513669A (ja) 1999-10-08 2004-05-13 ヘルセテック　インコーポレイテッド 集積カロリー管理システム
US6612306B1 (en) 1999-10-13 2003-09-02 Healthetech, Inc. Respiratory nitric oxide meter
US6629934B2 (en) 2000-02-02 2003-10-07 Healthetech, Inc. Indirect calorimeter for medical applications
US6482158B2 (en) 2000-05-19 2002-11-19 Healthetech, Inc. System and method of ultrasonic mammography
EP1289417A4 (en) * 2000-06-07 2005-06-15 Healthetech Inc BREATH ANALYZER FOR DETECTING THE PRESENCE OF KETONES
AU2001296456A1 (en) 2000-09-29 2002-04-08 Healthetech, Inc. Indirect calorimetry system
US6607387B2 (en) 2000-10-30 2003-08-19 Healthetech, Inc. Sensor system for diagnosing dental conditions
US6585662B1 (en) 2001-01-19 2003-07-01 Boston Medical Technologies, Inc. Pneumotachometer
AU2002250237A1 (en) * 2001-03-02 2002-09-19 Healthetech, Inc. A system and method of metabolic rate measurement
WO2002089920A2 (en) * 2001-05-07 2002-11-14 Respironics, Inc. Portable pressure transducer, pneumotach for use therewith, and associated methods
US6718982B2 (en) 2001-05-07 2004-04-13 Mark A. Smith Face mask incorporating respiratory flow sensor
US20030023181A1 (en) * 2001-07-26 2003-01-30 Mault James R. Gas analyzer of the fluorescent-film type particularly useful for respiratory analysis
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US20030105407A1 (en) * 2001-11-30 2003-06-05 Pearce, Edwin M. Disposable flow tube for respiratory gas analysis
KR100432640B1 (ko) * 2001-12-05 2004-05-22 차은종 일회용 호흡관을 사용하는 호흡 유량 계측장치
WO2003084395A1 (en) * 2002-04-01 2003-10-16 Healthetech, Inc. System and method of determining an individualized drug administration dosage
USD478660S1 (en) 2002-07-01 2003-08-19 Healthetech, Inc. Disposable mask with sanitation insert for a respiratory analyzer
US20050010125A1 (en) * 2002-11-26 2005-01-13 Joy James A. Systems and methods for respiration measurement
ES2863356T3 (es) * 2004-08-27 2021-10-11 Univ Johns Hopkins Monitor desechable para el sueño y la respiración
WO2006034227A2 (en) * 2004-09-20 2006-03-30 California Pacific Medical Center Face mask
US8459261B2 (en) * 2005-11-16 2013-06-11 Treymed, Inc. Side-stream respiratory gas monitoring system and method
US20080119753A1 (en) * 2006-11-16 2008-05-22 Cardiopulmonary Technologies, Inc. Premature infant side-stream respiratory gas monitoring sensor
US10076268B1 (en) 2007-02-22 2018-09-18 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Portable unit for metabolic analysis
US7607360B2 (en) * 2007-08-27 2009-10-27 Nihon Kohden Corporation Adaptor for flow sensor
HU229884B1 (en) * 2008-11-17 2014-11-28 Piston Kft Respiration diagnostic flow meter device
JP5211361B2 (ja) * 2009-02-17 2013-06-12 日本光電工業株式会社 呼気導入ガイド、呼吸気濃度測定センサ、および呼吸気流量測定センサ
JP5206975B2 (ja) * 2009-02-17 2013-06-12 日本光電工業株式会社 エアウェイアダプタ、呼吸気濃度センサ、および呼吸気流量センサ
US8088091B2 (en) * 2009-03-09 2012-01-03 New Jersey Institute Of Technology No clog shunt using a compact fluid drag path
AU2012225239A1 (en) * 2011-03-09 2013-10-17 The Johns Hopkins University Apparatus for quantifying respiratory and inspiratory airflow
WO2013088351A1 (en) 2011-12-12 2013-06-20 Koninklijke Philips Electronics N.V. Differential pressure flow sensor
BR112014026771B1 (pt) 2012-04-27 2022-03-15 Fisher & Paykel Healthcare Limited Aparelho de umidificação para sistema de umidificação respiratória
AU2013302298B2 (en) 2012-08-12 2017-12-07 Vpas Group Pty Ltd Gas flow indicator
US9986935B2 (en) 2013-06-26 2018-06-05 MGC Diagnostics Corporation On-airway pulmonary function tester
CA2826516C (en) * 2013-08-30 2020-09-22 Protecsom Amerique Du Nord Inc. Flow measuring apparatus and inhalation apparatus comprising the same
CN115671460A (zh) 2013-09-13 2023-02-03 费雪派克医疗保健有限公司 用于加湿系统的连接
WO2015119515A1 (en) 2014-02-07 2015-08-13 Fisher & Paykel Healthcare Limited Respiratory humidification system
WO2015187039A1 (en) * 2014-06-03 2015-12-10 Fisher & Paykel Healthcare Limited Flow mixers for respiratory therapy systems
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US10226193B2 (en) 2015-03-31 2019-03-12 Medtronic Ps Medical, Inc. Wireless pressure measurement and monitoring for shunts
KR101808691B1 (ko) * 2015-06-25 2017-12-14 충북대학교 산학협력단 중환자 호흡 모니터링 시스템 및 방법
US10271788B2 (en) 2016-02-26 2019-04-30 MGC Diagnostics Corp. Apparatus and method for measuring energy expenditure using indirect calorimetry
WO2018106126A1 (en) 2016-12-07 2018-06-14 Fisher And Paykel Healthcare Limited Sensing arrangements for medical devices
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CA174887S (en) * 2017-03-02 2018-05-10 Smart Respiratory Products Ltd Peak flow meter
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JP6389975B1 (ja) * 2018-02-26 2018-09-12 チェスト株式会社 フローセンサ及び呼吸機能検査装置
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EP4202378A1 (de) * 2021-12-21 2023-06-28 Schako KG Messvorrichtung zur durchflussbestimmung eines strömenden mediums durch einen kanal
CN115364330B (zh) * 2022-09-01 2023-11-17 深圳北京大学香港科技大学医学中心 一种伽玛脑波中枢神经系统器质性疾病防治眼镜

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Also Published As

Publication number Publication date
US5038773A (en) 1991-08-13
GB2246865A (en) 1992-02-12
DE4118404C2 (de) 1995-12-07
GB2246865B (en) 1993-12-15
ITTO910433A1 (it) 1992-12-07
JP2568763B2 (ja) 1997-01-08
JPH05111473A (ja) 1993-05-07
GB9112301D0 (en) 1991-07-24
IT1252600B (it) 1995-06-19
DE4118404A1 (de) 1991-12-12

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970628