DE69824263D1 - Messensor und system zum messen des gasflusses - Google Patents

Messensor und system zum messen des gasflusses

Info

Publication number
DE69824263D1
DE69824263D1 DE69824263T DE69824263T DE69824263D1 DE 69824263 D1 DE69824263 D1 DE 69824263D1 DE 69824263 T DE69824263 T DE 69824263T DE 69824263 T DE69824263 T DE 69824263T DE 69824263 D1 DE69824263 D1 DE 69824263D1
Authority
DE
Germany
Prior art keywords
gas flow
measuring
measuring system
sensor
measuring sensor
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 - Lifetime
Application number
DE69824263T
Other languages
English (en)
Other versions
DE69824263T2 (de
Inventor
Kurt Weckstroem
Antti Kleemola
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.)
Instrumentarium Oyj
Original Assignee
Instrumentarium Oyj
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 Instrumentarium Oyj filed Critical Instrumentarium Oyj
Publication of DE69824263D1 publication Critical patent/DE69824263D1/de
Application granted granted Critical
Publication of DE69824263T2 publication Critical patent/DE69824263T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01F1/05—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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Pulmonology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measuring Volume Flow (AREA)
DE69824263T 1997-03-17 1998-03-13 Meßwertumformer für den Langzeitgebrauch zur Messung eines Gasdurchflusses Expired - Lifetime DE69824263T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI971117 1997-03-17
FI971117A FI102453B1 (fi) 1997-03-17 1997-03-17 Parannettu mittausanturi ja järjestelmä kaasun virtausmittausta varten
PCT/FI1998/000230 WO1998041148A1 (en) 1997-03-17 1998-03-13 Measuring detector and system for the measurement of gas flow

Publications (2)

Publication Number Publication Date
DE69824263D1 true DE69824263D1 (de) 2004-07-08
DE69824263T2 DE69824263T2 (de) 2005-06-23

Family

ID=8548409

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69824263T Expired - Lifetime DE69824263T2 (de) 1997-03-17 1998-03-13 Meßwertumformer für den Langzeitgebrauch zur Messung eines Gasdurchflusses

Country Status (7)

Country Link
US (1) US6142148A (de)
EP (1) EP0923339B1 (de)
JP (1) JP4101885B2 (de)
AU (1) AU6403398A (de)
DE (1) DE69824263T2 (de)
FI (1) FI102453B1 (de)
WO (1) WO1998041148A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29909671U1 (de) * 1999-06-02 1999-09-02 Dräger Medizintechnik GmbH, 23558 Lübeck Kupplung für ein Beatmungsschlauch-System
IL130369A (en) * 1999-06-08 2007-10-31 Oridion Medical 1987 Ltd Connector to the neonatal soul system
DE19950237A1 (de) * 1999-10-19 2001-06-13 Glukomeditech Ag Vorrichtung zur Erfassung des respiratorischen Nasenstroms
US6631717B1 (en) * 1999-10-21 2003-10-14 Ntc Technology Inc. Re-breathing apparatus for non-invasive cardiac output, method of operation, and ventilator circuit so equipped
US7559324B2 (en) 2000-06-21 2009-07-14 Fisher & Paykel Healthcare Limited Conduit with heated wick
ES2192441B1 (es) * 2001-02-23 2005-02-16 Universidade Da Coruña Procedimiento y dispositivo de medida de caudal masico.
AU2002305428B2 (en) * 2001-05-07 2007-11-08 Philips Rs North America Llc Portable pressure transducer, pneumotach for use therewith, and associated methods
ATE440267T1 (de) * 2001-09-19 2009-09-15 Ems Patent Ag Vorrichtung zur messung eines gasverbrauchs
WO2004008961A1 (en) * 2002-07-24 2004-01-29 Versamed Medical Systems Ltd. Respiratory flow sensor
AU2003244171B2 (en) 2002-09-09 2007-11-15 Fisher & Paykel Healthcare Limited Limb for Breathing Circuit
SE0203428D0 (sv) * 2002-11-20 2002-11-20 Siemens Elema Ab Anordning för passiv gassampling
US6810725B2 (en) * 2003-02-28 2004-11-02 Cummins Inc. Exhaust gas recirculation measurement device
US7493902B2 (en) 2003-05-30 2009-02-24 Fisher & Paykel Healthcare Limited Breathing assistance apparatus
US7878980B2 (en) * 2003-06-13 2011-02-01 Treymed, Inc. Gas flow diverter for respiratory monitoring device
GB0326403D0 (en) * 2003-11-13 2003-12-17 Vandagraph Ltd Adaptor means
US6935338B1 (en) * 2004-03-01 2005-08-30 Ric Investments, Inc. Fluid resistant airway adapter
CA2577867A1 (en) * 2004-08-27 2006-03-09 Johns Hopkins University Disposable sleep and breathing monitor
US8460223B2 (en) 2006-03-15 2013-06-11 Hill-Rom Services Pte. Ltd. High frequency chest wall oscillation system
US7607360B2 (en) 2007-08-27 2009-10-27 Nihon Kohden Corporation Adaptor for flow sensor
US20090071478A1 (en) * 2007-09-17 2009-03-19 General Electric Company Ventilator
US20090084193A1 (en) * 2007-09-27 2009-04-02 Victor Cerabone Apparatus for measuring an exhaust gas recirculation flow of an internal combustion engine
FR2929399B1 (fr) * 2008-03-28 2010-04-30 Centre Nat Rech Scient Debimetre instationnaire temps reel
HU229884B1 (en) * 2008-11-17 2014-11-28 Piston Kft Respiration diagnostic flow meter device
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
EP2233167B1 (de) * 2009-03-27 2016-07-20 General Electric Company Anordnung zur Verbesserung der Präzision der Druckmessung und Strömungssensor
PL2515980T3 (pl) 2009-12-22 2021-10-11 Fisher & Paykel Healthcare Limited Komponenty dla obwodów medycznych
EP2407103B1 (de) * 2010-07-14 2013-11-27 General Electric Company Flüssigkeitsverbindung zum Verringern einer Flüssigkeitsmenge in einer Verbindung
WO2015127994A1 (en) * 2014-02-28 2015-09-03 Breas Medical Ab Flow sensor for ventilator
EP2916120A1 (de) * 2014-03-04 2015-09-09 seleon GmbH Sensorblock, Rohr sowie Herstellungsverfahren
US11433211B2 (en) 2016-03-17 2022-09-06 Zoll Medical Corporation Flow sensor for ventilation
CN115554541A (zh) 2016-06-07 2023-01-03 菲舍尔和佩克尔保健有限公司 用于呼吸设备的呼吸回路部件
US11154218B2 (en) * 2016-08-29 2021-10-26 Zhejiang E-Linkcare Meditech Co., Ltd Flow sensor and method for preventing cross-infection and application thereof
CN108577845B (zh) * 2018-04-18 2021-04-06 中国科学院电子学研究所 节流件、差压式肺功能参数监测装置及流量确定方法
JP2022523729A (ja) * 2019-02-01 2022-04-26 フィッシャー アンド ペイケル ヘルスケア リミテッド 圧力リリーフデバイス及びその構成要素
KR102039984B1 (ko) * 2019-05-10 2019-11-04 브레싱스 주식회사 호흡 측정 장치

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3960142A (en) * 1974-12-02 1976-06-01 The Institutes Of Medical Sciences Air flow to pressure differential transducer for pneumotachography
US4197857A (en) * 1978-04-06 1980-04-15 Research Development Corporation System for measurement of oxygen uptake and respiratory quotient
US4403514A (en) * 1980-05-20 1983-09-13 Critikon, Inc. Pneumotachograph with pitot-like tubes
US4821737A (en) * 1986-08-25 1989-04-18 The Boc Group, Inc. Water separator
FI82367C (fi) * 1988-02-11 1991-03-11 Instrumentarium Oy Till intubationsroer kopplad spirometer och provtagningsfoerbindning i gasanalysator.
US4932269A (en) * 1988-11-29 1990-06-12 Monaghan Medical Corporation Flow device with water trap
FI84757C (fi) * 1988-12-12 1992-01-10 Instrumentarium Oy Foer stroemningsmaetning avsett gasens stroemning begraensande och styrande organ.
US5134890A (en) * 1990-03-20 1992-08-04 Abrams Lawrence M Fluid flow monitoring device
FI92138C (fi) * 1991-12-20 1994-10-10 Instrumentarium Oy Laite nestemäisen komponentin erottamiseksi analysointiyksikölle johdettavasta hengitysilmasta
US5564432A (en) * 1994-07-13 1996-10-15 Thomson; Ronald A. Biodegradable air tube and spirometer employing same
US5858514A (en) * 1994-08-17 1999-01-12 Triton Digital Imaging Systems, Inc. Coatings for vinyl and canvas particularly permitting ink-jet printing
US5676132A (en) * 1995-12-05 1997-10-14 Pulmonary Interface, Inc. Pulmonary interface system
FI102918B1 (fi) * 1996-07-02 1999-03-15 Instrumentarium Oy Mittausanturi ja järjestelmä kaasun virtausmittausta varten
US5789660A (en) * 1996-07-15 1998-08-04 Novametrix Medical Systems, Inc. Multiple function airway adapter

Also Published As

Publication number Publication date
WO1998041148A1 (en) 1998-09-24
FI971117A (fi) 1998-09-18
FI102453B (fi) 1998-12-15
FI971117A0 (fi) 1997-03-17
DE69824263T2 (de) 2005-06-23
AU6403398A (en) 1998-10-12
US6142148A (en) 2000-11-07
EP0923339B1 (de) 2004-06-02
JP4101885B2 (ja) 2008-06-18
JP2000510754A (ja) 2000-08-22
FI102453B1 (fi) 1998-12-15
EP0923339A1 (de) 1999-06-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition