DE69729998D1 - Verfahren und Vorrichtung zur Prüfung von der Zustand eines Filters in einem Beatmungsgerät - Google Patents

Verfahren und Vorrichtung zur Prüfung von der Zustand eines Filters in einem Beatmungsgerät

Info

Publication number
DE69729998D1
DE69729998D1 DE69729998T DE69729998T DE69729998D1 DE 69729998 D1 DE69729998 D1 DE 69729998D1 DE 69729998 T DE69729998 T DE 69729998T DE 69729998 T DE69729998 T DE 69729998T DE 69729998 D1 DE69729998 D1 DE 69729998D1
Authority
DE
Germany
Prior art keywords
ventilator
checking
filter
condition
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 - Fee Related
Application number
DE69729998T
Other languages
English (en)
Inventor
Lars Wallen
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.)
Maquet Critical Care AB
Original Assignee
Maquet Critical Care AB
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 Maquet Critical Care AB filed Critical Maquet Critical Care AB
Application granted granted Critical
Publication of DE69729998D1 publication Critical patent/DE69729998D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0086—Filter condition indicators
    • 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
    • A61M16/0051—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes with alarm 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
    • A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
    • A61M16/022—Control means therefor
    • A61M16/024—Control means therefor including calculation means, e.g. using a processor
    • 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
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/105—Filters
    • A61M16/106—Filters in a path
    • A61M16/1065—Filters in a path in the expiratory path
    • 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
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/105—Filters
    • A61M16/106—Filters in a path
    • A61M16/107—Filters in a path in the inspiratory path
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0091—Including arrangements for environmental or personal protection
    • 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
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/105—Filters
    • A61M16/1055—Filters bacterial
    • 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
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
    • 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
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
    • 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
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0042—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the expiratory circuit
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/70—General characteristics of the apparatus with testing or calibration facilities
    • A61M2205/707—Testing of filters for clogging
DE69729998T 1996-10-03 1997-08-27 Verfahren und Vorrichtung zur Prüfung von der Zustand eines Filters in einem Beatmungsgerät Expired - Fee Related DE69729998D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9603612A SE9603612D0 (sv) 1996-10-03 1996-10-03 Metod för funktionskontroll av filter

Publications (1)

Publication Number Publication Date
DE69729998D1 true DE69729998D1 (de) 2004-09-02

Family

ID=20404115

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69729998T Expired - Fee Related DE69729998D1 (de) 1996-10-03 1997-08-27 Verfahren und Vorrichtung zur Prüfung von der Zustand eines Filters in einem Beatmungsgerät

Country Status (5)

Country Link
US (1) US6035851A (de)
EP (1) EP0841083B1 (de)
JP (1) JPH10111232A (de)
DE (1) DE69729998D1 (de)
SE (1) SE9603612D0 (de)

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SE9803047D0 (sv) 1998-09-09 1998-09-09 Siemens Elema Ab Fukt- och bakteriebarriär för medicinska komponenter
AUPQ019899A0 (en) 1999-05-06 1999-06-03 Resmed Limited Control of supplied pressure in assisted ventilation
DE19951962A1 (de) * 1999-10-28 2001-05-03 Festo Ag & Co Filtergerät zum Filtern von Druckluft
DE10164313A1 (de) * 2001-12-28 2003-07-10 Muefa Ag Beatmungsvorrichtung
NO318255B1 (no) * 2003-06-02 2005-02-21 Ottestad Breathing Syst As Baerbart pusteapparat
DE10360229B3 (de) * 2003-12-20 2004-12-09 Dräger Medical AG & Co. KGaA Vorrichtung und Verfahren zur Dosierung von Atemgas
AU2006220222A1 (en) 2005-03-01 2006-09-08 Resmed Limited Recognition system for an apparatus that delivers breathable gas to a patient
WO2007019624A1 (en) 2005-08-15 2007-02-22 Resmed Ltd Cpap systems
JP5132925B2 (ja) * 2005-12-21 2013-01-30 レスメド・リミテッド マスク及び人工呼吸器の構成部品の識別システム及びその方法
US7980245B2 (en) * 2006-05-12 2011-07-19 The General Electric Company Informative accessories
DE102006051571B3 (de) * 2006-11-02 2008-02-14 Dräger Medical AG & Co. KG Verfahren zur Bestimmung des Verbrauchs eines CO2-Absorbers in einer Beatmungsvorrichtung mit Rückatemsystem
WO2009003488A2 (en) * 2007-06-29 2009-01-08 Mermaid Care A/S A gas mixing device for an air-way management system
EP2065068B1 (de) * 2007-11-28 2017-07-12 Covidien AG Beatmungsfiltervorrichtung zum Erkennen eines gefährlichen Strömungswiderstands eines Gasstroms durch einen Filter
US20090308393A1 (en) * 2008-06-17 2009-12-17 Luceros Wilfredo P Medical diagnostic cart and method of use
CN101756703B (zh) * 2008-12-25 2012-10-31 北京谊安医疗系统股份有限公司 呼气潮气量的检测方法及装置
US9855395B2 (en) * 2011-09-13 2018-01-02 Koninklijke Philips N.V. Pressure based gas leak testing
US8702841B2 (en) * 2012-04-17 2014-04-22 Inogen, Inc. Adsorber replacement notification for a portable gas concentrator
FR3032624A1 (fr) * 2015-02-16 2016-08-19 Air Liquide Medical Systems Determination de l'etat d'encrassement d'un filtre equipant un ventilateur medical
US11247015B2 (en) 2015-03-24 2022-02-15 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
US10245406B2 (en) 2015-03-24 2019-04-02 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
SE540448C2 (en) 2016-04-01 2018-09-18 Dinair Ab Method of optimizing filter life cycle between replacements and system for monitoring a ventilation system
US10773049B2 (en) 2016-06-21 2020-09-15 Ventec Life Systems, Inc. Cough-assist systems with humidifier bypass
KR20230030012A (ko) 2016-10-18 2023-03-03 피셔 앤 페이켈 핼스케어 리미티드 밸브 모듈 및 필터
CN106620979B (zh) * 2016-12-29 2019-09-17 天津怡和嘉业医疗科技有限公司 一种呼吸机控制方法和装置
JP2021524795A (ja) 2018-05-13 2021-09-16 サミール・サレハ・アフマド ポータブル酸素濃縮器を使用するポータブル医療用人工呼吸器システム
DE102019004760A1 (de) 2018-08-24 2020-02-27 Drägerwerk AG & Co. KGaA Vorrichtung zum Beatmen eines Patienten und Verfahren zum Betrieb der Vorrichtung
US11896771B2 (en) 2020-05-21 2024-02-13 Koninklijke Philips N.V. Dual membrane bacterial viral filter and method of operation thereof
CN112617072B (zh) * 2020-11-26 2022-06-07 长春豪邦健康科技有限公司 一种基于无菌液体饮品的无菌配制工艺
AU2022206456A1 (en) * 2021-01-08 2023-06-22 Airmid Critical Care Products, Inc. Data-integrated artificial ventilation system

Family Cites Families (12)

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Publication number Priority date Publication date Assignee Title
US3771365A (en) * 1971-12-14 1973-11-13 Pennsylvania Engineering Corp Pressure measurement apparatus for pneumatic material transport lines
DE2404452C2 (de) * 1974-01-31 1984-09-06 Hans 8221 Vachendorf Kern Anzeigegerät für den Verschmutzungsgrad eines Filters
US4122839A (en) * 1974-03-22 1978-10-31 Siemens Aktiengesellschaft Apparatus for the determination of respiratory passageway resistance
DE3117399C2 (de) * 1981-05-02 1983-02-10 Bruno Ing.(grad.) 8931 Reichertshofen Huschke Prüfeinrichtung für Filter, insbesondere Sterilfilter
US4751501A (en) * 1981-10-06 1988-06-14 Honeywell Inc. Variable air volume clogged filter detector
GB2253572B (en) * 1991-02-11 1994-12-14 Aljac Engineering Limited Flow device in fluid circuits
DE4117422C1 (en) * 1991-05-28 1992-11-12 Willi Prof. Dr.-Ing. 7432 Bad Urach De Dettinger Monitoring contamination level of filter, partic. for hydraulic fluids - in which signal is produced which correlates with quotient of two pressure differences and evaluating device produces signal to change filter when quotient reaches given value
DE4202025C2 (de) * 1992-01-25 1995-02-02 Draegerwerk Ag Gebläseunterstütztes Atemschutzgerät mit einstellbarer Gebläseleistung
US5337739A (en) * 1992-08-14 1994-08-16 Polmonary Data Service Instrumentation, Inc. Disposable bacteria filter
US5347843A (en) * 1992-09-23 1994-09-20 Korr Medical Technologies Inc. Differential pressure flowmeter with enhanced signal processing for respiratory flow measurement
FR2705734B1 (fr) * 1993-05-25 1995-06-30 Snecma Procédé et dispositif pour améliorer la sécurité des filtres à fluide.
US5659296A (en) * 1994-10-24 1997-08-19 Minnesota Mining And Manufacturing Company Exposure indicating apparatus

Also Published As

Publication number Publication date
EP0841083A1 (de) 1998-05-13
JPH10111232A (ja) 1998-04-28
US6035851A (en) 2000-03-14
SE9603612D0 (sv) 1996-10-03
EP0841083B1 (de) 2004-07-28

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee