SE7909575L - Utandningsventilenhet - Google Patents

Utandningsventilenhet

Info

Publication number
SE7909575L
SE7909575L SE7909575A SE7909575A SE7909575L SE 7909575 L SE7909575 L SE 7909575L SE 7909575 A SE7909575 A SE 7909575A SE 7909575 A SE7909575 A SE 7909575A SE 7909575 L SE7909575 L SE 7909575L
Authority
SE
Sweden
Prior art keywords
chamber
diaphragm
exhalation valve
ring member
valve unit
Prior art date
Application number
SE7909575A
Other languages
English (en)
Other versions
SE431061B (sv
Inventor
C D Bennet
C Odenthal
Original Assignee
Bard Inc C R
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 Bard Inc C R filed Critical Bard Inc C R
Publication of SE7909575L publication Critical patent/SE7909575L/sv
Publication of SE431061B publication Critical patent/SE431061B/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/206—Capsule valves, e.g. mushroom, membrane valves
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/10—Valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7783—Valve closes in responses to reverse flow

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • General Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Driven Valves (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
SE7909575A 1978-11-29 1979-11-19 Ventilenhet for anvendning i en volymventilerande krets SE431061B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/964,682 US4241756A (en) 1978-11-29 1978-11-29 Exhalation valve assembly

Publications (2)

Publication Number Publication Date
SE7909575L true SE7909575L (sv) 1980-05-30
SE431061B SE431061B (sv) 1984-01-16

Family

ID=25508846

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7909575A SE431061B (sv) 1978-11-29 1979-11-19 Ventilenhet for anvendning i en volymventilerande krets

Country Status (7)

Country Link
US (1) US4241756A (sv)
JP (1) JPS597871B2 (sv)
CA (1) CA1121248A (sv)
DE (1) DE2947363C2 (sv)
FR (1) FR2442635A1 (sv)
GB (1) GB2036263B (sv)
SE (1) SE431061B (sv)

Families Citing this family (64)

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SE419030B (sv) * 1979-01-18 1981-07-13 Goran Ahlbeck Urintappningsanordning medgivande en blastrening hos savel sengliggande som uppegaende patienter
DE3341711A1 (de) * 1983-11-18 1985-05-30 Drägerwerk AG, 2400 Lübeck Steuerbares membranventil fuer beatmungsgeraete
CA1234736A (en) * 1983-11-25 1988-04-05 The Boc Group, Inc. Exhalation valve
GB2205148B (en) * 1985-01-18 1989-06-07 Christopher Erik Andren Automatic one-way fluid valves
SE8500817D0 (sv) * 1985-02-20 1985-02-20 Lars Jonsson Halvoppet anestesisystem
JPS62130874A (ja) * 1985-12-02 1987-06-13 Nagai Insatsu Kogyo Kk 不正防止用複写シ−ト
DE3607320A1 (de) * 1986-03-06 1987-09-10 Draegerwerk Ag Vorrichtung zur steuerung von atemgas in einem narkose- bzw. beatmungsgeraet
US4712580A (en) * 1986-03-21 1987-12-15 Intertech Resources Inc. Exhalation valve assembly
DE3614564A1 (de) * 1986-04-29 1987-11-05 Daimler Benz Ag Einspritzduese zur kraftstoffeinspritzung in den brennraum einer luftverdichtenden einspritzbrennkraftmaschine
DE3820842A1 (de) * 1988-06-21 1989-12-28 Draegerwerk Ag Schwingungsarmes stroemungsventil
US5020532A (en) * 1988-11-14 1991-06-04 Baxter International Inc. Exhalation valve for respiratory circuit
US5150841A (en) * 1989-09-11 1992-09-29 Dowbrands Inc. Liquid spray dispenser
DE4106071A1 (de) * 1991-02-27 1992-09-03 Morlock Gmbh Membranbaueinheit
GB9106192D0 (en) * 1991-03-22 1991-05-08 Earl Jacqueline Improvement air admittance valve
DE4416119B4 (de) * 1994-05-06 2006-02-09 Mahle Filtersysteme Gmbh Kurbelgehäuseentlüftungsventil
DE19545421C2 (de) * 1995-12-06 2001-05-10 Filtertek Bv Rückschlagventil, insbesondere für die Medizintechnik
US6290682B1 (en) 1997-02-13 2001-09-18 Filterek Inc. Infusion set
IL123227A0 (en) * 1998-02-08 1998-09-24 3By Ltd Check valve
US6123674A (en) * 1998-10-15 2000-09-26 Ntc Technology Inc. Airway valve to facilitate re-breathing, method of operation, and ventilator circuit so equipped
USD424193S (en) * 1998-10-15 2000-05-02 Ntc Technology, Inc. Airway valve
US6098622A (en) * 1998-10-15 2000-08-08 Ntc Technology Inc. Airway valve to facilitate re-breathing, method of operation, and ventilator circuit so equipped
JP2001173810A (ja) * 1999-12-21 2001-06-29 Kyosan Denki Kk 流動制御弁
AU2002213400A1 (en) 2000-10-18 2002-04-29 Research Foundation Of State University Of New York Microvalve
DE10219994B4 (de) * 2002-05-03 2005-09-29 Filtertek B.V. Einweg-Ventileinrichtung
FR2858236B1 (fr) 2003-07-29 2006-04-28 Airox Dispositif et procede de fourniture de gaz respiratoire en pression ou en volume
GB0317801D0 (en) * 2003-07-30 2003-09-03 Intersurgical Ltd Improvements relating to exhalation valves
DE102004027734A1 (de) 2004-06-07 2005-12-22 Filtertek B.V., Newcastle West Vorrichtung zur Verbindung eines Beatmungsgerätes mit dem Patienten
US7673653B2 (en) * 2004-06-17 2010-03-09 Filtertek Inc. Check valve
EP1647310B1 (de) * 2004-10-15 2007-08-15 Moldex-Metric Ag & Co. Kg Atemschutzmaske mit Ausatemventil
DE202005010459U1 (de) * 2004-11-22 2005-10-13 Filtertek B.V., Newcastle West Vorrichtung zum Einleiten von Luft in bei der künstlichen Ernährung verwendete Behälter
DE102007035721B4 (de) * 2007-07-30 2019-02-07 Robert Bosch Gmbh Mikroventil, Verfahren zum Herstellen eines Mikroventils sowie Mikropumpe
US8302602B2 (en) 2008-09-30 2012-11-06 Nellcor Puritan Bennett Llc Breathing assistance system with multiple pressure sensors
US8434479B2 (en) 2009-02-27 2013-05-07 Covidien Lp Flow rate compensation for transient thermal response of hot-wire anemometers
US8469030B2 (en) 2009-12-01 2013-06-25 Covidien Lp Exhalation valve assembly with selectable contagious/non-contagious latch
US8439037B2 (en) 2009-12-01 2013-05-14 Covidien Lp Exhalation valve assembly with integrated filter and flow sensor
US8469031B2 (en) 2009-12-01 2013-06-25 Covidien Lp Exhalation valve assembly with integrated filter
US8439036B2 (en) 2009-12-01 2013-05-14 Covidien Lp Exhalation valve assembly with integral flow sensor
US9629971B2 (en) 2011-04-29 2017-04-25 Covidien Lp Methods and systems for exhalation control and trajectory optimization
JP5417561B2 (ja) * 2011-09-12 2014-02-19 株式会社メトラン 呼気弁及び呼吸補助装置
US9364624B2 (en) 2011-12-07 2016-06-14 Covidien Lp Methods and systems for adaptive base flow
US9498589B2 (en) 2011-12-31 2016-11-22 Covidien Lp Methods and systems for adaptive base flow and leak compensation
US9144658B2 (en) 2012-04-30 2015-09-29 Covidien Lp Minimizing imposed expiratory resistance of mechanical ventilator by optimizing exhalation valve control
GB2505689B (en) * 2012-09-07 2018-11-21 Intersurgical Ag Improvements to valve assemblies
USD731049S1 (en) 2013-03-05 2015-06-02 Covidien Lp EVQ housing of an exhalation module
USD736905S1 (en) 2013-03-08 2015-08-18 Covidien Lp Exhalation module EVQ housing
USD693001S1 (en) 2013-03-08 2013-11-05 Covidien Lp Neonate expiratory filter assembly of an exhalation module
USD701601S1 (en) 2013-03-08 2014-03-25 Covidien Lp Condensate vial of an exhalation module
USD731048S1 (en) 2013-03-08 2015-06-02 Covidien Lp EVQ diaphragm of an exhalation module
USD744095S1 (en) 2013-03-08 2015-11-24 Covidien Lp Exhalation module EVQ internal flow sensor
USD731065S1 (en) * 2013-03-08 2015-06-02 Covidien Lp EVQ pressure sensor filter of an exhalation module
USD692556S1 (en) 2013-03-08 2013-10-29 Covidien Lp Expiratory filter body of an exhalation module
US9950135B2 (en) 2013-03-15 2018-04-24 Covidien Lp Maintaining an exhalation valve sensor assembly
US20150057594A1 (en) * 2013-08-24 2015-02-26 Alcon Research, Ltd. Bubble-free microfluidic valve systems and methods
CN105916539B (zh) * 2013-11-20 2018-07-24 弗路德自动控制***有限公司 用于控制流的阀
GB2523558A (en) * 2014-02-26 2015-09-02 Draeger Safety Uk Ltd Assembly
JP2017506964A (ja) * 2014-03-11 2017-03-16 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． コンパクトなデュアルリムのダイヤフラム弁のシステム及び方法
USD775345S1 (en) 2015-04-10 2016-12-27 Covidien Lp Ventilator console
EP3284985B1 (en) * 2016-08-17 2020-01-08 W.L. Gore & Associates GmbH Check valve
DE102016121380A1 (de) * 2016-11-08 2018-05-09 Hamilton Medical Ag Expirationsventil
DE102016121382A1 (de) * 2016-11-08 2018-05-09 Hamilton Medical Ag Expirationsventil
DE102016121379A1 (de) * 2016-11-08 2018-05-09 Hamilton Medical Ag Expirationsventil
US10845826B2 (en) * 2018-09-24 2020-11-24 VE Innovation I, LLC Diaphragmatic damper
US11896767B2 (en) 2020-03-20 2024-02-13 Covidien Lp Model-driven system integration in medical ventilators
GB2606553A (en) * 2021-05-13 2022-11-16 Secr Defence PEEP valve and method of manufacture

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB422407A (en) * 1934-08-28 1935-01-10 Robert J Jauch Improvements relating to check valves and the like
US2638127A (en) * 1943-09-09 1953-05-12 Clayton Manufacturing Co Molded diaphragm structure
GB1124013A (en) * 1964-12-01 1968-08-14 Holger Hesse Relief valve
US3419031A (en) * 1965-03-15 1968-12-31 Hesse Breathing valve
US3610236A (en) * 1966-11-22 1971-10-05 Globe Safety Products Inc Resuscitator device
US3633605A (en) * 1969-03-18 1972-01-11 Robertshaw Controls Co Pneumatic control system and pneumatic control device therefor or the like
US3826255A (en) * 1972-06-22 1974-07-30 Hudson Oxygen Therapy Sales Co Intermittent positive pressure breathing manifold
US4022244A (en) * 1973-12-14 1977-05-10 Oman William S Irrigation purge valve
US3933171A (en) * 1974-04-09 1976-01-20 Airco, Inc. Anesthesia breathing circuit with positive end expiratory pressure valve
IE44345B1 (en) * 1976-02-16 1981-10-21 Copson A Exhaust valve
AU522423B2 (en) * 1978-03-07 1982-06-03 Commonwealth Industrial Gases Limited, The Artificial respirator valve system

Also Published As

Publication number Publication date
GB2036263B (en) 1983-05-11
DE2947363C2 (de) 1982-10-21
JPS597871B2 (ja) 1984-02-21
FR2442635A1 (fr) 1980-06-27
FR2442635B1 (sv) 1985-05-24
US4241756A (en) 1980-12-30
GB2036263A (en) 1980-06-25
JPS55107167A (en) 1980-08-16
CA1121248A (en) 1982-04-06
DE2947363A1 (de) 1980-06-19
SE431061B (sv) 1984-01-16

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