ATE396773T1 - Vorrichtung und verfahren zur verbindung von atmungsvorrichtungkomponenten - Google Patents

Vorrichtung und verfahren zur verbindung von atmungsvorrichtungkomponenten

Info

Publication number
ATE396773T1
ATE396773T1 AT01908923T AT01908923T ATE396773T1 AT E396773 T1 ATE396773 T1 AT E396773T1 AT 01908923 T AT01908923 T AT 01908923T AT 01908923 T AT01908923 T AT 01908923T AT E396773 T1 ATE396773 T1 AT E396773T1
Authority
AT
Austria
Prior art keywords
components
breathing
papr
engagement
connecting respiratory
Prior art date
Application number
AT01908923T
Other languages
English (en)
Inventor
David Cook
Raymond Odell
Ian Petherbridge
Pierre Legare
Robert Lapointe
Kenneth Krepel
David Blomberg
Derek Baker
James Betz
Thomas Insley
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Application granted granted Critical
Publication of ATE396773T1 publication Critical patent/ATE396773T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/04—Couplings; Supporting frames
    • 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
    • A62B18/006—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 with pumps for forced ventilation
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/006—Indicators or warning devices, e.g. of low pressure, contamination
AT01908923T 2000-08-03 2001-02-07 Vorrichtung und verfahren zur verbindung von atmungsvorrichtungkomponenten ATE396773T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/632,142 US6575165B1 (en) 2000-08-03 2000-08-03 Apparatus and method for breathing apparatus component coupling

Publications (1)

Publication Number Publication Date
ATE396773T1 true ATE396773T1 (de) 2008-06-15

Family

ID=24534253

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01908923T ATE396773T1 (de) 2000-08-03 2001-02-07 Vorrichtung und verfahren zur verbindung von atmungsvorrichtungkomponenten

Country Status (13)

Country Link
US (1) US6575165B1 (de)
EP (1) EP1305083B1 (de)
JP (1) JP4615186B2 (de)
KR (1) KR100733641B1 (de)
AT (1) ATE396773T1 (de)
AU (2) AU3673501A (de)
BR (1) BR0112884A (de)
CA (1) CA2415271A1 (de)
CZ (1) CZ2003303A3 (de)
DE (1) DE60134231D1 (de)
ES (1) ES2306702T3 (de)
PL (1) PL195984B1 (de)
WO (1) WO2002011815A1 (de)

Families Citing this family (111)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6761169B2 (en) * 2000-08-17 2004-07-13 Vase Technology Bi/multi-directional filter cartridge and filter platform for mounting the cartridge thereon
US6948191B2 (en) * 2002-04-12 2005-09-27 3M Innovative Properties Company Personal protective suit with partial flow restriction
US6823867B2 (en) 2002-04-12 2004-11-30 3M Innovative Properties Company Pouch for the blower unit of a powered air purifying respirator
US20030192536A1 (en) * 2002-04-12 2003-10-16 Raymond Odell Personal containment system with isolated blower
US6796304B2 (en) 2002-04-12 2004-09-28 3M Innovative Properties Company Personal containment system with sealed passthrough
US6874502B1 (en) * 2003-05-02 2005-04-05 Ramses Nashed Breathing circuit disconnect warning system and method for using a disconnect system
FR2858236B1 (fr) 2003-07-29 2006-04-28 Airox Dispositif et procede de fourniture de gaz respiratoire en pression ou en volume
US7647927B2 (en) 2003-08-22 2010-01-19 Wilcox Industries Corp. Self-contained breathing system
US7454800B2 (en) 2003-12-30 2008-11-25 3M Innovative Properties Company Anatomically fitted respiratory component belt
US7819120B2 (en) * 2003-12-30 2010-10-26 3M Innovative Properties Company Respiratory component mounting assembly
DE102004013453B4 (de) 2004-03-11 2006-07-27 Msa Auer Gmbh Gebläsefiltergerät für Atemschutzhauben und -masken
US8104472B2 (en) * 2004-03-26 2012-01-31 3M Innovative Properties Company Non-elastomeric respirator mask that has deformable cheek portions
US7658190B1 (en) * 2004-04-06 2010-02-09 Sti Licensing Corp. Portable air-purifying system utilizing enclosed filters
US7748380B1 (en) 2004-04-06 2010-07-06 Sti Licensing Corporation Combined air-supplying/air-purifying system
US7320722B2 (en) * 2004-10-29 2008-01-22 3M Innovative Properties Company Respiratory protection device that has rapid threaded clean air source attachment
US20060231100A1 (en) 2005-04-15 2006-10-19 Walker Garry J Supplied air respirator that has an adjustable length hose
US7748381B2 (en) 2005-12-09 2010-07-06 3M Innovative Properties Company Portable blower system
US10034995B2 (en) * 2007-09-20 2018-07-31 Resmed Limited Retractable tube for CPAP
EP2211997B1 (de) * 2007-11-20 2020-03-25 Avon Protection Systems, Inc. Modulares strombetriebenes luftreinigungsbeatmungsgerät
CN101896657B (zh) * 2007-12-06 2012-11-28 3M创新有限公司 驻极体过滤器介质以及制备驻极体织物的方法
CN105413324B (zh) * 2008-04-04 2017-12-22 3M创新有限公司 空气过滤装置
US8607784B2 (en) * 2008-05-09 2013-12-17 Avon Protection Systems, Inc. Integrated belt and plenum powered air purifying respirator
US8457706B2 (en) 2008-05-16 2013-06-04 Covidien Lp Estimation of a physiological parameter using a neural network
US7765698B2 (en) * 2008-06-02 2010-08-03 3M Innovative Properties Company Method of making electret articles based on zeta potential
WO2009148744A2 (en) * 2008-06-02 2009-12-10 3M Innovative Properties Company Electret webs with charge-enhancing additives
RU2010148559A (ru) * 2008-06-02 2012-07-20 3М Инновейтив Пропертиз Компани (US) Усиливающие заряд добавки для электретов
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
GB2474917B (en) * 2009-11-02 2015-12-23 Scott Health & Safety Ltd Improvements to powered air breathing apparatus
US20110114093A1 (en) * 2009-11-16 2011-05-19 Honeywell International Inc. Automatic fitment detection and flow calibration using non-contact sensing in powered air purifying respirators
JP2011110112A (ja) * 2009-11-24 2011-06-09 Wu Fu-Chi ポータブル空気浄化器
US8439036B2 (en) 2009-12-01 2013-05-14 Covidien Lp Exhalation valve assembly with integral flow sensor
US8469031B2 (en) 2009-12-01 2013-06-25 Covidien Lp Exhalation valve assembly with integrated filter
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
USD653749S1 (en) 2010-04-27 2012-02-07 Nellcor Puritan Bennett Llc Exhalation module filter body
USD655405S1 (en) 2010-04-27 2012-03-06 Nellcor Puritan Bennett Llc Filter and valve body for an exhalation module
USD655809S1 (en) 2010-04-27 2012-03-13 Nellcor Puritan Bennett Llc Valve body with integral flow meter for an exhalation module
US9629971B2 (en) 2011-04-29 2017-04-25 Covidien Lp Methods and systems for exhalation control and trajectory optimization
US9700743B2 (en) 2012-07-31 2017-07-11 3M Innovative Properties Company Respiratory assembly including latching mechanism
EP2739362A2 (de) 2011-08-01 2014-06-11 3M Innovative Properties Company Beatmungsanordnung mit verriegelungsmechanismus
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
US10406387B2 (en) 2012-02-15 2019-09-10 3M Innovative Properties Company Interlock system for a respirator waist belt
US9119975B2 (en) 2012-02-15 2015-09-01 3M Innovative Properties Company Respirator waist belt
US9144658B2 (en) 2012-04-30 2015-09-29 Covidien Lp Minimizing imposed expiratory resistance of mechanical ventilator by optimizing exhalation valve control
US9517367B2 (en) 2013-02-01 2016-12-13 3M Innovative Properties Company Respiratory mask having a clean air inlet chamber
US9950202B2 (en) 2013-02-01 2018-04-24 3M Innovative Properties Company Respirator negative pressure fit check devices and methods
US9510626B2 (en) 2013-02-01 2016-12-06 3M Innovative Properties Company Sleeve-fit respirator cartridge
US11052268B2 (en) 2013-02-01 2021-07-06 3M Innovative Properties Company Respirator negative pressure fit check devices and methods
USD731049S1 (en) 2013-03-05 2015-06-02 Covidien Lp EVQ housing 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
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
USD736905S1 (en) 2013-03-08 2015-08-18 Covidien Lp Exhalation module EVQ housing
USD744095S1 (en) 2013-03-08 2015-11-24 Covidien Lp Exhalation module EVQ internal flow sensor
USD693001S1 (en) 2013-03-08 2013-11-05 Covidien Lp Neonate expiratory filter assembly of an exhalation module
US9950135B2 (en) 2013-03-15 2018-04-24 Covidien Lp Maintaining an exhalation valve sensor assembly
US11185722B2 (en) 2013-10-24 2021-11-30 3M Innovative Properties Company Heating for powered air unit
US9814913B2 (en) 2013-11-15 2017-11-14 3M Innovative Properties Company Respirator with floating elastomeric sleeve
USD757247S1 (en) 2014-05-22 2016-05-24 3M Innovative Properties Company Respirator cartridge
USD754844S1 (en) 2014-05-22 2016-04-26 3M Innovative Properties Company Respirator mask
USD787660S1 (en) 2014-05-22 2017-05-23 3M Innovative Properties Company Respirator mask having a face seal flexing region
USD757928S1 (en) 2014-05-22 2016-05-31 3M Innovative Properties Company Respirator cartridge body
USD759807S1 (en) 2014-05-22 2016-06-21 3M Innovative Properties Company Respirator mask exhalation port
USD746438S1 (en) 2014-05-22 2015-12-29 3M Innovative Properties Company Respirator filter cover
USD746437S1 (en) 2014-05-22 2015-12-29 3M Innovative Properties Company Respirator mask having a communication grille
USD745962S1 (en) 2014-05-22 2015-12-22 3M Innovative Properties Company Respirator filter retainer
USD744088S1 (en) 2014-05-22 2015-11-24 3M Innovative Properties Company Respirator mask having a circular button
DE102014013817B4 (de) * 2014-09-23 2016-08-11 Dräger Safety AG & Co. KGaA Verfahren für ein Gebläsefiltersystem sowie Gebläsefiltersystem
DE102014013815B4 (de) * 2014-09-23 2020-09-03 Dräger Safety AG & Co. KGaA Verfahren für ein Gebläsefiltersystem sowie Gebläsefiltersystem
US11130007B2 (en) 2014-10-24 2021-09-28 3M Innovative Properties Company Breathing tube retainer and method of using same
ES2752078T3 (es) * 2015-01-14 2020-04-02 CleanSpace IP Pty Ltd Unidad de filtro para un aparato de respiración
USD795416S1 (en) 2015-02-27 2017-08-22 3M Innovative Properties Company Respirator mask
USD767116S1 (en) 2015-02-27 2016-09-20 3M Innovative Properties Company Respirator mask having an exhalation port
USD763437S1 (en) 2015-02-27 2016-08-09 3M Innovative Properties Company Respirator cartridge body
USD762845S1 (en) 2015-02-27 2016-08-02 3M Innovative Properties Company Respirator cartridge
USD795415S1 (en) 2015-02-27 2017-08-22 3M Innovative Properties Company Respirator cartridge having an engagement latch
USD747795S1 (en) 2015-02-27 2016-01-19 3M Innovative Properties Company Respirator mask body
USD743536S1 (en) 2015-02-27 2015-11-17 3M Innovative Properties Company Respirator mask having a circular button
USD741475S1 (en) 2015-02-27 2015-10-20 3M Innovation Properties Company Respirator mask having a communication grille
USD742504S1 (en) 2015-02-27 2015-11-03 3M Innovative Properties Company Respirator mask
EP3277351B1 (de) 2015-04-02 2019-06-05 Hill-Rom Services PTE. LTD. Verteiler für eine atemvorrichtung
USD775345S1 (en) 2015-04-10 2016-12-27 Covidien Lp Ventilator console
USD820455S1 (en) 2015-06-09 2018-06-12 Lincoln Global, Inc. Filter cover of a powered air purifying respirator
USD822210S1 (en) 2015-06-09 2018-07-03 Lincoln Global, Inc. Extended battery of a powered air purifying respirator
USD810299S1 (en) 2015-06-09 2018-02-13 Lincoln Global, Inc. Battery of a powered air purifying respirator
USD820456S1 (en) 2015-06-09 2018-06-12 Lincoln Global, Inc. Belt bracket of powered air purifying respirator
USD827810S1 (en) 2016-03-28 2018-09-04 3M Innovative Properties Company Hardhat suspension adapter for half facepiece respirators
USD842982S1 (en) 2016-03-28 2019-03-12 3M Innovative Properties Company Hardhat suspension adapter for half facepiece respirators
CN113769289B (zh) 2016-03-28 2023-02-17 3M创新有限公司 呼吸器密合度检查密封装置
USD816209S1 (en) 2016-03-28 2018-04-24 3M Innovative Properties Company Respirator inlet port connection seal
EP3436163B1 (de) 2016-03-28 2020-08-19 3M Innovative Properties Company Dichtungsanordnungen und -verfahren für mehrkammerbeatmungsgerät
CN105797288A (zh) * 2016-04-22 2016-07-27 石博铖 一种自呼吸自充电式口罩
SG10202010903WA (en) * 2016-05-04 2020-12-30 Fisher & Paykel Healthcare Ltd Respiratory support system and blower for respiratory support system
WO2018127939A1 (en) * 2017-01-07 2018-07-12 Mahesh Kudav Twist and click locking mechanism of replaceable non symmetrical filter and inner yoke fitting part of half mask face piece
US10857397B2 (en) * 2017-07-26 2020-12-08 Honeywell International Inc. Bayonet hose connector assembly mechanism in powered air purifying air respirator housing
DE102017011908B4 (de) * 2017-12-21 2020-08-27 Dräger Safety AG & Co. KGaA Gehäuse für ein Kreislaufatemschutzgerät
USD853044S1 (en) 2018-03-07 2019-07-02 Lincoln Global, Inc. Inner shell of a helmet
USD857306S1 (en) 2018-03-07 2019-08-20 Lincoln Global, Inc. Top of helmet shell
USD848077S1 (en) 2018-03-07 2019-05-07 Lincoln Global, Inc. Cover lens frame
USD860546S1 (en) 2018-03-07 2019-09-17 Lincoln Global, Inc. Top shell for helmet
USD851841S1 (en) 2018-03-23 2019-06-18 Lincoln Global, Inc. Shield holder frame
WO2019234586A1 (en) * 2018-06-04 2019-12-12 Trudell Medical International Smart valved holding chamber
US11896767B2 (en) 2020-03-20 2024-02-13 Covidien Lp Model-driven system integration in medical ventilators
US20220016447A1 (en) * 2020-07-14 2022-01-20 Jennifer A. Delaney Powered Air-Purifying Respirator
US11213702B1 (en) * 2020-08-31 2022-01-04 ResMed Pty Ltd Hygiene mask with seal forming structure
KR102425539B1 (ko) * 2020-10-06 2022-07-25 변진영 강제 송풍식 마스크 및 이를 이용한 호흡용 공기 순환 방법
US11896857B2 (en) * 2021-01-14 2024-02-13 Ford Global Technologies, Llc Personal air purifying respirator
WO2023191142A1 (ko) * 2022-03-31 2023-10-05 변진영 강제 송풍식 마스크 및 이를 이용한 호흡용 공기 순환 방법

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642061A (en) 1951-10-26 1953-06-16 Willson Products Inc Air line respirator filter cartridge holder
GB1301471A (de) 1968-10-29 1972-12-29
US3977432A (en) * 1975-01-13 1976-08-31 American Hospital Supply Corporation Breathing mask and variable concentration oxygen diluting device therefor
US4088461A (en) 1976-07-12 1978-05-09 Auergesellschaft Gmbh Combination of a supplementary filter and respirator filter
GB2071518B (en) 1980-03-04 1984-03-14 Nat Res Dev Elutriators
WO1983000632A1 (en) 1981-08-27 1983-03-03 Vaughan, Kenneth, V. Improvement in respiratory devices
JPS5943348U (ja) * 1982-09-14 1984-03-22 紀伊産業株式会社 キヤツプ付き容器
GB2128897A (en) 1982-11-01 1984-05-10 Racal Safety Ltd Powered air supply unit for respirators
DE3405105C1 (de) * 1984-02-14 1985-04-25 Karl 7298 Loßburg Hehl OElbehaelter einer Kunststoff-Spritzgiessmaschine mit einem Luftfilter an einer Druckausgleichsoeffnung
AU4275385A (en) 1984-06-06 1985-12-12 Racal Safety Ltd. Respirators fan-assisted
JPH0649085B2 (ja) 1985-11-15 1994-06-29 ブリティッシュ・テクノロジー・グループ・リミテッド 自蔵式電動ファン付粉じん用呼吸保護具
US4850346A (en) 1986-10-20 1989-07-25 Wgm Safety Corp. Respirator
IT1222831B (it) 1987-10-06 1990-09-12 Pirelli Dispositivo per consentire la costituzhione del filtro di una maschera antigas in atmosfera inquinata,senza pericolo di contaminazione
GB8815179D0 (en) 1988-06-25 1988-08-03 Racal Safety Ltd Differential pressure sensor
IL87156A (en) 1988-07-20 1993-05-13 Eagle Forced-ventilation filtration unit particularly for respiration device
EP0352938B1 (de) 1988-07-26 1993-10-06 RACAL HEALTH & SAFETY LIMITED Atemgerät
JPH0310970A (ja) * 1989-06-07 1991-01-18 Nissan Motor Co Ltd 車両の補助操舵装置
US5036844A (en) 1990-06-19 1991-08-06 Mine Safety Appliances Company Cover assembly and pre-filter for a respirator
DE4133235A1 (de) 1991-10-07 1993-04-08 Draegerwerk Ag Geblaeseunterstuetztes atemschutzgeraet mit einem aufsetzbaren steuerteil
US5372130A (en) * 1992-02-26 1994-12-13 Djs&T Limited Partnership Face mask assembly and method having a fan and replaceable filter
JPH05303701A (ja) * 1992-04-24 1993-11-16 Olympus Optical Co Ltd 光磁気記録用磁気ヘッド
JP2534434B2 (ja) * 1992-04-30 1996-09-18 インターナショナル・ビジネス・マシーンズ・コーポレイション 耐酸化性化合物およびその製造方法
GB9307733D0 (en) 1993-04-14 1993-06-02 Msa Britain Ltd Respiratory protective device
US5906203A (en) 1994-08-01 1999-05-25 Safety Equipment Sweden Ab Breathing apparatus
US5579761A (en) * 1995-01-20 1996-12-03 Minnesota Mining And Manufacturing Company Respirator having snap-fit filter cartridge
AUPN191095A0 (en) 1995-03-23 1995-04-27 Safety Equipment Australia Pty Ltd Positive air-purifying respirator management system
US5676133A (en) * 1995-06-14 1997-10-14 Apotheus Laboratories, Inc. Expiratory scavenging method and apparatus and oxygen control system for post anesthesia care patients
US5788215A (en) * 1995-12-29 1998-08-04 Rymed Technologies Medical intravenous administration line connectors having a luer or pressure activated valve
US5924420A (en) * 1996-09-24 1999-07-20 Minnesota Mining And Manufacturing Company Full face respirator mask having integral connectors disposed in lens area
US6016804A (en) * 1997-10-24 2000-01-25 Scott Technologies, Inc. Respiratory mask and method of making thereof

Also Published As

Publication number Publication date
AU2001236735B2 (en) 2004-09-23
BR0112884A (pt) 2003-08-26
KR20030029800A (ko) 2003-04-16
EP1305083A1 (de) 2003-05-02
US6575165B1 (en) 2003-06-10
PL358747A1 (en) 2004-08-23
PL195984B1 (pl) 2007-11-30
WO2002011815A1 (en) 2002-02-14
CZ2003303A3 (cs) 2004-02-18
KR100733641B1 (ko) 2007-07-02
ES2306702T3 (es) 2008-11-16
EP1305083B1 (de) 2008-05-28
CA2415271A1 (en) 2002-02-14
JP2004505692A (ja) 2004-02-26
AU3673501A (en) 2002-02-18
DE60134231D1 (de) 2008-07-10
JP4615186B2 (ja) 2011-01-19

Similar Documents

Publication Publication Date Title
ATE396773T1 (de) Vorrichtung und verfahren zur verbindung von atmungsvorrichtungkomponenten
AU3535997A (en) Method and device for sheer filtering and desinfection of breathing air
ATE286765T1 (de) Strombetriebenes luftreinigungs-beatmungs- management-system
JPS60158874A (ja) 防護キヤツプ付き呼吸保護装置
HK1078755A1 (en) Method and device for diagnosis using an oscillating airflow
CA2340219A1 (en) Air purifier
IL162597A0 (en) Antiviral and antibacterial respirator mask
AU2002244647A1 (en) Individual portable air purifier
DE69520184D1 (de) Vorrichtung zur Überwachung des Blutdrucks
ATE527010T1 (de) Vorrichtung zur verabreichung von co
DE60239529D1 (de) Verfahren und Vorrichtung zur nicht-invasiven Beatmung
DE50011666D1 (de) Vorrichtung zur Beatmung
ATE187344T1 (de) Vorrichtung zur erzeugung gesundheitsverträglicher atemluft in nasalen überdruck-beatmungsgeräten
ES2170148T3 (es) Camara de medicamento en un aparato de inhalacion.
ATE404235T1 (de) Vorrichtung zur überwachung von druck-volumen kurven
CN204601175U (zh) 传染病防护装置
ATE344682T1 (de) Vorrichtung zur quantitativen analyse von atemgasen
CN206026900U (zh) 一种加湿面罩及呼吸器设备
WO2003072145A3 (en) Method and apparatus for filtering and adsorbing biological and chemical agents
DE9417169U1 (de) Vorrichtung zum Filtern und gegebenenfalls Befeuchten der Atemluft von Patienten
CN209679341U (zh) 正压式空气呼吸器
DE50101688D1 (de) Gasführendes System mit einem Filter zur Entfeuchtung
EP4005642A1 (de) Schutzvorrichtung für atemtrakt
JPH0620538Y2 (ja) エアラインマスクの送気支援警報装置
KR20220033700A (ko) 코입 방진방독 반면마스크

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties