Product Code: CAH FDA class 2 21 CFR 868.5260

Filter, Bacterial, Breathing-Circuit

Anesthesiology

The Breathing-Circuit Bacterial Filter is a device placed in-line with an anesthesia or ventilation breathing circuit to prevent the transmission of microorganisms between the patient and the circuit, protecting both the patient and equipment from contamination. It is classified as FDA Class 2 (moderate risk), requiring 510(k) premarket notification. The product code is CAH, regulated under 21 CFR 868.5260, within the Anesthesiology specialty. This device is eligible for third-party review.

View on FDA

510(k)s

202

FEI Numbers

141

Registration Numbers

141

Unique Applicants

126

Years Active

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Basic Information

Product Code: CAH
Device Class: FDA class 2
Regulation Number: 868.5260
Medical Specialty: Anesthesiology
Review Panel: HO
Submission Type: 1

Device Characteristics

✗

GMP Exempt

✗

Implant

✗

Life Sustain/Support

✓

Third Party

—

Summary Malfunction Reporting

510(k) Clearance History

Related 510(k) Clearances

This FDA classification is associated with 202 510(k) clearances via K numbers.

K Number	Device Name	Decision Date	Decision	Applicant
K252643	Iso-Gard Filter Straight; Humid-Vent Filter Compact Angled	May 15, 2026	Substantially Equivalent	Teleflex Medical Sdn. Bhd.
K251583	Ambu® Virobac II® Exhalation Filter	Apr 30, 2026	Substantially Equivalent	Ambu A/S
K241339	Besmed Bacterial Filter and HMEF	Nov 14, 2024	Substantially Equivalent	Besmed Health Business Corp
K222917	Breathing circuit bacterial/viral filter	Feb 15, 2024	Substantially Equivalent	Shaoxing Haitech Medical Products Co., Ltd.
K230483	Passy Muir Tracheostomy Viral & Bacterial Airway Protection Filter (PM-APF15)	Sep 16, 2023	Substantially Equivalent	Passy-Muir, Inc.
K223258	TNI Clear-Guard 3 angled breathing filter (1545020)	Jun 15, 2023	Substantially Equivalent	Intersurgical , Ltd.
K221472	Filter and HME/Filter	Feb 08, 2023	Substantially Equivalent	Ningbo Huakun Medical Equipment Co., Ltd.
K221836	Filter CareStar Plus, Filter SafeStar Plus, Filter/HME TwinStar Plus	Dec 07, 2022	Substantially Equivalent	Drägerwerk AG & Co. KGaA
K221250	EasyOne Filter	Nov 22, 2022	Substantially Equivalent	Ndd Medizintechnik AG
K210352	GGM Breathing Circuit Bacterial Filter	Mar 27, 2022	Substantially Equivalent	Great Group Medical Co, Ltd.
K211286	Ultipor U55/U55N Breathing Circuit Filter and Heat and Moisture Exchanger	Nov 16, 2021	Substantially Equivalent	Pall Corporation
K202459	Bact-Trap Filter, Bact-Trap Mini, Bact-Trap Midi, Pharma Mini HME/Filter, Bact-HME HME/Filter and Bact-HME Midi HME/Filter	Sep 26, 2021	Substantially Equivalent	Pharma System AB
K191909	HepaShield Bacterial Viral Breathing System Filter	Mar 23, 2020	Substantially Equivalent	Flexicare Medical Limited.
K192713	Altera Filter and HME/Filter	Mar 16, 2020	Substantially Equivalent	Meditera Tibbi Malzeme San VE Tic AS
K182862	Servo Guard	Oct 21, 2019	Substantially Equivalent	Maquet Critical Care AB
K190022	SafeBreath Filter Mouthpiece	Sep 25, 2019	Substantially Equivalent	MD Diagnostics Limited
K163300	ThermoShield HME Filter	Mar 22, 2017	Substantially Equivalent	Flexicare Medical Limited.
K151498	Breathing circuit bacterial/viral filter	Dec 18, 2015	Substantially Equivalent	Zhejiang Haisheng Medical Device Co., Ltd.
K141087	INTER-THERM PEDIATRIC HMEF, INTERN-THERM MINI PEDIATRIC ANGLED HMEF	Feb 12, 2015	Substantially Equivalent	Intersurgical Incorporated
K132709	VR MEDICAL HEAT AND MOISTURE EXCHANGER AND FILTER	Jul 30, 2014	Substantially Equivalent	Vr Medical
K132679	AF VIRAL/BACTERIAL FILTER, BF VIRAL/BACTERIAL FILTER	Apr 18, 2014	Substantially Equivalent	Galemed Corp.
K131626	EXCELERON BACTERIAL FILTERS	Feb 26, 2014	Substantially Equivalent	Exceleron Medical
K133666	RT016 INSPIRATORY FILTER	Feb 05, 2014	Substantially Equivalent	Fisher & Paykel Healthcare, Ltd.
K130664	HYRDROMAX HMEF	Jun 21, 2013	Substantially Equivalent	A-M Systems
K121382	WESTMED, INC.'S BLOCKAIDE FILTER [21 CFR 807.87(A)]	Dec 06, 2012	Substantially Equivalent	Westmed, Inc.
K121026	FLO-GUARD BREATHING FILTER	Nov 02, 2012	Substantially Equivalent	Intersurgical, Inc.
K112958	HUMID-VENT HEPA	Sep 21, 2012	Substantially Equivalent	Teleflex Medical
K110246	MEDISIZE RED AND MEDISIZE BLUE	Nov 04, 2011	Substantially Equivalent	Qserve America, Inc.
K111408	MICROGARD II	Oct 17, 2011	Substantially Equivalent	Carefusion Germany 234 GmbH
K102483	SUNSET HEALTHCARE SOLUTIONS BACTERIAL/VIRAL HME FILTER, MODEL BHF 104	Sep 13, 2011	Substantially Equivalent	Sunset Healthcare Solutions, LLC
K092451	INTERSURGICAL INTER-THERM BREATHING FILTER AND HEAT AND MOISTURE EXCHANGER, INTERSURGICAL INTER-GUARD BREATHING FILTER	Oct 29, 2010	Substantially Equivalent	Intersurgical, Inc.
K101629	FIL 1520	Jul 09, 2010	Substantially Equivalent	Glenn Medical Systems, Inc.
K092409	HYDRO-GUARD MINI BREATHING FILTER AND HEAT AND MOISTURE EXCHANGER AND AIR-GUARD CLEAR BREATHING FILTER	Mar 10, 2010	Substantially Equivalent	Intersurgical, Inc.
K093426	BACT-TRAP HEPA MIDI	Feb 22, 2010	Substantially Equivalent	Pharma Systems AB
K091363	COMPRESSOR FILTER, MODELS AG1038831, HCF100,BF900,BF910,BF950, LL201, LL202, LL205, BACTERIA FILTER	Feb 04, 2010	Substantially Equivalent	Ag Industries
K092218	FLEXICARE BREATHING FILTERS	Oct 06, 2009	Substantially Equivalent	Flexicare Medical, Ltd.
K090738	THERMOFLO HCH, THERMOFLO FILTER	Jul 27, 2009	Substantially Equivalent	Arc Medical, Inc.
K091185	70530-BACTIAL/VIRAL FILTER, 70531-HMEF, 70536-BACTERIAL/VIRAL FILTER	Jul 24, 2009	Substantially Equivalent	Hsiner Co., Ltd.
K081536	MEDISIZE BLUE, MEDISIZE GREEN, MEDISIZE RED	Jan 23, 2009	Substantially Equivalent	Medisize BV
K072002	FILTER CARESTAR 30; FILTER SAFESTAR 55; FILTER/HME TWINSTAR 55	Jan 31, 2008	Substantially Equivalent	Draeger Medical AG & Co. KG
K063526	A-M SYSTEMS VIROMAX VIRAL AND BACTERIAL FILTER	Jun 29, 2007	Substantially Equivalent	A-M Systems, Inc.
K063125	FILTERFLO HEPA; THERMOFLO HEPA (FILTER / HME)	Apr 13, 2007	Substantially Equivalent	Arc Medical, Inc.
K061426	OXYGEN CONCENTRATOR FILTERS, MODELS DBF32, DBF24, DBF27, DBF25, DFC06 AND DDF47	Jun 05, 2006	Substantially Equivalent	Porous Media Corp.
K052087	BREATHING FILTER BACTERIAL/VIRAL, MODEL AG7178	Dec 14, 2005	Substantially Equivalent	Ag Industries
K050927	RT019 INSPIRATORY/EXPIRATORY FILTER	Aug 01, 2005	Substantially Equivalent	Fisher & Paykel Healthcare, Ltd.
K050953	AIR SAFETY MODEL 3000/06 FILTER HEPA REUSABLE	Jun 29, 2005	Substantially Equivalent	Air Safety, Ltd.
K043120	MIN-FILTER/S, UNI-FILTER JUNIOR, UNI-FILTER/S ANGLED AND UNI-FILTER	Mar 01, 2005	Substantially Equivalent	Datex-Ohmeda, Inc.
K043148	ALL FLOW PULMONARY FUNCTION FILTER	Dec 13, 2004	Substantially Equivalent	Alliance Tech Medical, Inc.
K032878	KUNG SHIN, HMEF SK203	Sep 20, 2004	Substantially Equivalent	Kung Shin Plastics Co., Ltd.
K033008	AIR SAFETY HEPA AND NON-HEPA FILTERS	May 13, 2004	Substantially Equivalent	Air Safety, Ltd.
K032322	CLEAR-THERM MICRO HME, MODEL 1441	May 13, 2004	Substantially Equivalent	Intersurgical, Inc.
K030071	SERVO GUARD, MODEL 64 81 290 EH88E	Apr 26, 2004	Substantially Equivalent	Maquet, Inc.
K032716	PORTEX THERMOVENT HEPA HME BREATHING FILTER WITH CO2 PORT (STERILE AND NON-STERILE)	Nov 28, 2003	Substantially Equivalent	Portex , Ltd.
K030271	VENTLAB BACTERIAL FILTER, MODEL BF100	Jul 07, 2003	Substantially Equivalent	Ventlab Corp.
K030990	DATEX-OHMEDA MINI-FILTER/S AND UNI-FILTER JUNIOR	Jun 25, 2003	Substantially Equivalent	Datex-Ohmeda
K024270	CLEAR-THERM 3 HMEF, CLEAR-THERM 3 WITH SUPERSET CATHETER MOUNT,CLEAR-THERM WITH FLEXIBLE CATHETER MOUNT,CLEAR-GUARD 3 F3	Jun 24, 2003	Substantially Equivalent	Intersurgical, Inc.
K031653	DATEX-OHMEDA HMEF 750	Jun 20, 2003	Substantially Equivalent	Datex-Ohmeda
K023641	DATEX-OHMEDA HMEF MINI	Nov 27, 2002	Substantially Equivalent	Datex-Ohmeda
K021265	DATEX-OHMEDA HMEF 500	Aug 30, 2002	Substantially Equivalent	Datex-Ohmeda
K013093	PALL ULTIPOR ANESTHESIA BREATHING SYSTEM	Aug 01, 2002	Substantially Equivalent	Pall Medical
K014282	BACSTOP FILTER,BACSTOP FILTER/HME	Jun 26, 2002	Substantially Equivalent	Munktell Filter AB
K014281	GARD FILTER, COMBIGARD FILTE / HME	Jun 26, 2002	Substantially Equivalent	Munktell Filter AB
K021020	TERUMO GAS FILTER	Jun 10, 2002	Substantially Equivalent	Terumo Cardiovascular Systems Corp.
K013122	EMS ELECTROSTATIC FLITER AND HME COMBINATION	Apr 19, 2002	Substantially Equivalent	Engineered Medical Systems
K013089	EMS HEPA FILTER AND HME COMBINATIONS	Mar 14, 2002	Substantially Equivalent	Engineered Medical Systems
K012958	BREATHING CIRCUIT FILTER	Feb 22, 2002	Substantially Equivalent	Emergency Filtration Products, Inc.
K011212	FILTERFLO H	Dec 20, 2001	Substantially Equivalent	Arc Medical, Inc.
K013200	RENMED CONTAMI-SHIELD BREATHING CIRCUIT SLEEVE, MODEL 9999/01	Dec 14, 2001	Substantially Equivalent	Rennels Medical Corp.
K012485	MS-140 ALL-ROUND ENHANCED PERFORMANCE FILTER; MS-141 ALL-ROUND ENHANCED PERFORMANCE ANGLED; MS-142 ALL-ROUND/HME ENHANCE	Oct 09, 2001	Substantially Equivalent	King Systems Corp.
K002839	END EXPIRATORY FILTER, MODEL RT020	Oct 04, 2001	Substantially Equivalent	Fisher & Paykel Healthcare, Ltd.
K011132	AIRLIFE HEPA FILTER	Jun 08, 2001	Substantially Equivalent	Allegiance Healthcare Corp.
K010040	SLEEVED FILTER	Mar 09, 2001	Substantially Equivalent	King Systems Corp.
K002201	ELECTROSTATIC HYDROPHOBIC BREATHING FILTER	Feb 05, 2001	Substantially Equivalent	Sims Portex, Inc.
K002506	BREATHING FILTER FOR DISPOSABLE ANESTHESIA BREATHING CIRCUIT	Dec 14, 2000	Substantially Equivalent	Sims Portex, Inc.
K000654	VBMAX	Nov 14, 2000	Substantially Equivalent	A-M Systems, Inc.
K990949	CLEAR-GUARD II, CLEAR-THERM HMEF, CLEAR-THERM HMEF W/ FLEXTUBE, CLEAR GUARD 11 W/ GAS MONITORING PORT	Jun 15, 1999	Substantially Equivalent	Intersurgical, Inc.
K983610	CLEAR-GUARD MIDI, CLEAR-GUARD MIDI W/FLEXTUBE, CLEAR-THERM MINI, CLEAR-THERM MINI W/FLEXTUBE, MODELS 1644,1644-T,1831,18	Apr 30, 1999	Substantially Equivalent	Intersurgical, Inc.
K983817	BREATHING CIRCUIT BACTERIAL FILTER/HEAT AND MOISTURE EXCHANGER (HME/F)	Mar 01, 1999	Substantially Equivalent	King Systems Corp.
K980662	LICHEN, BACTERIAL IN LINE BREATHING FILTER	Sep 14, 1998	Substantially Equivalent	Dhd Healthcare Corp.
K982239	CIRCUIT GUARD	Aug 14, 1998	Substantially Equivalent	Arc Medical, Inc.
K982127	POROUS MEDIA DEF25 DISPOSABLE RESPIRATORY FILTER	Jun 23, 1998	Substantially Equivalent	Porous Media Corp.
K973797	BREATHING CIRCUIT BACTERIAL FILTER	Mar 12, 1998	Substantially Equivalent	King Systems Corp.
K974630	72 HOUR USE TRACH CARE WITH MICROBAN	Mar 11, 1998	Substantially Equivalent	Ballard Medical Products
K973238	ZEFON ADULT ANESTHESIA BREATHING CIRCUIT WITH FILTER, ZEFON PEDIATRIC ANESTHESIA BREATHING CIRCUIT WITH FILTER	Mar 11, 1998	Substantially Equivalent	Bill Olson Corp.
K965016	ISO-GARD FILTER ANGLED(18212)/ISO-GARD FILTER STRAIGHT(19212)	Dec 02, 1997	Substantially Equivalent	Gibeck, Inc.
K973314	SPIROSAFE FILTER	Nov 21, 1997	Substantially Equivalent	Micro Direct, Inc.
K970102	FILTER	Jun 24, 1997	Substantially Equivalent	Promedic, Inc.
K964382	HUMID-VENT FILTER COMPACT ANGLED (18402)/HUMID-VENT FILTER COMPACT STRAIGHT(19402)	Apr 15, 1997	Substantially Equivalent	Gibeck, Inc.
K965020	POROUS MEDIA DBF23 REUSABLE RESPIRATORY FILTER	Mar 14, 1997	Substantially Equivalent	Porous Media Corp.
K964979	POROUS MEDIA DBF23 DISPOSABLE RESPIRATORY FILTER	Mar 11, 1997	Substantially Equivalent	Porous Media Corp.
K963053	9000 SERIES FILTER & FILTER/HME	Feb 21, 1997	Substantially Equivalent	Enternet Medical, Inc.
K962045	ANESTHESIA BREATHING CIRCUIT/ANESTHESIA BREATHING KIT	Nov 26, 1996	Substantially Equivalent	Mallinckrodt Medical
K964204	ENGSTROM HMEF 1000	Nov 13, 1996	Substantially Equivalent	Datex Engstrom AB
K961838	RESPIRGARD II, SPIROGARD	Oct 18, 1996	Substantially Equivalent	Marquest Medical Products, Inc.
K954490	MERCURY MEDICAL CPR BAG EXHALATION FILTER	Oct 03, 1996	Substantially Equivalent	Mercury Medical
K961914	BACTERIA/VIRAL FILTER	Aug 14, 1996	Substantially Equivalent	Hudson Respiratory Care, Inc.
K954828	ISO-GARD HEPA FILTER-HME, ISO-ARD HEPA FILTER-HME W/PORT	May 02, 1996	Substantially Equivalent	Gibeck, Inc.
K953687	WESTMED PEDIATRIC BACTERIAL/VIRAL FILTER	Sep 18, 1995	Substantially Equivalent	Westmed Intl.
K952428	POROUS MEDIA DBF23-R REUSABLE RESPIRATORY FILTER	Jul 07, 1995	Substantially Equivalent	Porous Media Corp.
K952062	PFT FILTER	Jun 08, 1995	Substantially Equivalent	Intertech Resources, Inc.
K951047	BACTERIAL/VIRAL FILTER PRODUCT NUMBERS 5100FILT, 5100THINM, 5100HEPA	Jun 02, 1995	Substantially Equivalent	Vital Signs, Inc.
K952015	PRIMA FILTER	May 22, 1995	Substantially Equivalent	Prima, Inc.
K951484	WESTMED BACTERIAL/VIRAL FILTER	Apr 24, 1995	Substantially Equivalent	Westmed Intl.
K951410	DISPOSABLE PULMONARY FUNCTION FILTER	Apr 24, 1995	Substantially Equivalent	Creative Biomedics, Inc.
K915750	DISPOSABLE BACTERIAL BREATHNG FILTER	Nov 30, 1994	Substantially Equivalent	Hospitak, Inc.
K945543	GAMGRO ENGSTROM Y FILTER WITH EDITH FLEX (1500 F), EDIT 500, 1000, 2600 AND Y FILTER PACKAGED ALONE	Nov 29, 1994	Substantially Equivalent	Intersect Medical Products, Inc.
K944189	TRANSPARENT ANESTHESIA FILTER	Oct 28, 1994	Substantially Equivalent	Anetec, Inc.
K943874	PRECISON THERMOPLASTIC COMPONENTS GAS AMPLING LINES AND CONNECTORS	Oct 28, 1994	Substantially Equivalent	Precision Thermoplastic Components, Inc.
K934132	POROUS MEDIA DBF23 DISPOSABLE RESPIRATORY FILTER	Oct 04, 1994	Substantially Equivalent	Porous Media Corp.
K944124	SPIROBAC ADAPTERS	Sep 08, 1994	Substantially Equivalent	Mallinckrodt Medical
K941676	STERIVENT AND STERIVENT S	May 20, 1994	Substantially Equivalent	Mallinckrodt Medical
K941536	BARRIERBAC AND BARRIERBAC S	Apr 19, 1994	Substantially Equivalent	Mallinckrodt Medical
K941381	HYGROBAC,S HYGROBOY AND HYGROBABY	Apr 15, 1994	Substantially Equivalent	Mallinckrodt Medical
K934272	SENSORMEDICS MICROGARD MICROBIAL FILTER	Nov 24, 1993	Substantially Equivalent	Sensor Medics Corp.
K934189	BARRIERFLEX-I, AND BARRIERFLES-II	Nov 24, 1993	Substantially Equivalent	Bird Life Design
K934509	PULMOGUARD DISPOSABLE BATERIAL/VIRAL FILTER	Oct 21, 1993	Substantially Equivalent	Sdi Diagnostics, Inc.
K934475	KOKO FILTER II	Oct 21, 1993	Substantially Equivalent	Pulmonary Data Services Inst., Inc.
K934540	BARRIERFLEX-PF PULMONARY FUNCTION TESTING FILTER	Oct 19, 1993	Substantially Equivalent	Bird Life Design
K930816	HEPA FILTERED HME	Jul 01, 1993	Substantially Equivalent	Intertech Resources, Inc.
K925462	BREATHING FILTERS 1942T/1941T/2014T	May 21, 1993	Substantially Equivalent	Intersurgical, Inc.
K931842	BREATHING FILTER	May 19, 1993	Substantially Equivalent	Mag, Inc.
K925388	LIFE SHIELD HEALTHCARE PRODUCTS BREATHING FILTER	May 11, 1993	Substantially Equivalent	Life Shield Healthcare Products, Inc.
K931217	BREATHING FILTER	Apr 23, 1993	Substantially Equivalent	Teknor Medical Products, Inc.
K930760	MED-PLASTICS INTL., INC. BREATHING FILTER	Mar 11, 1993	Substantially Equivalent	Med-Plastics Intl., Inc.
K925217	MERIDIAN MEDICAL SYSTEMS BREATHING FILTER	Jan 26, 1993	Substantially Equivalent	Merit Medical Systems, Inc.
K920885	VENTILATOR CIRCUITS	Oct 23, 1992	Substantially Equivalent	Vital Signs, Inc.
K923661	QUADRASORB FILTER	Oct 20, 1992	Substantially Equivalent	Union Broach, Div. Moyco Industries, Inc.
K922492	SPECIALTY PACKAGING PROD BACTERIAL/VIRAL FILTER	Aug 24, 1992	Substantially Equivalent	Specialty Packaging Producs, Inc.
K912577	BACTERIA FILTER	Apr 22, 1992	Substantially Equivalent	Vital Signs, Inc.
K911427	BREATHING FILTERS	Aug 26, 1991	Substantially Equivalent	Intersurgical, Inc.
K911738	MEDICAL ASSEMBLIES FILTER	Jul 11, 1991	Substantially Equivalent	Medical Assemblies, Inc.
K911651	ZEFON BATERIAL/VIRAL FILTER	May 30, 1991	Substantially Equivalent	Bill Olson Corp.
K904830	BACTERIA FILTER	Apr 10, 1991	Substantially Equivalent	Vital Signs, Inc.
K903056	BACTTRAP	Nov 05, 1990	Substantially Equivalent	Pharma Systems, Inc.
K901816	PRESSURE TUBING AND ACCESSORIES	Jul 12, 1990	Substantially Equivalent	Arbo Medical, Inc.
K901476	MODIFIED ENTRAPPING FILTER	May 01, 1990	Substantially Equivalent	Cadema Medical Products, Inc.
K900990	FILT-R-ALL BACTERIAL/VIRAL FILTER	Apr 19, 1990	Substantially Equivalent	Inhalation Plastics
K896832	FILT-R-ALL BACTERIAL FILTER	Jan 22, 1990	Substantially Equivalent	Inhalation Plastics
K896116	ENTRAPPING FILTER	Nov 17, 1989	Substantially Equivalent	Cadema Medical Products, Inc.
K895233	BACTERIAL AND VIRAL FILTER	Nov 15, 1989	Substantially Equivalent	F.L.W. Plastics, Inc.
K894978	BACTERIAL FILTER	Nov 02, 1989	Substantially Equivalent	Med-Tek Corp.
K893030	CHILD SIZE - FILTER FLEX (TM)	Sep 18, 1989	Substantially Equivalent	Life Design Systems, Inc.
K892230	RCI VIRAL/BACTERIAL FILTER	Aug 28, 1989	Substantially Equivalent	Respiratory Care, Inc.
K892520	BREATHING CIRCUIT BACTERIAL FILTERS	Aug 02, 1989	Substantially Equivalent	Arbo Medical, Inc.
K890035	BACTERIA FILTER	May 05, 1989	Substantially Equivalent	Hudson Oxygen Therapy Sales Co.
K890362	OMNIFILTER MAIN FLOW BACTERIA FILTER	Mar 14, 1989	Substantially Equivalent	Puritan Bennett Corp.
K890346	INTERTECH UNIVERSAL HYDROPHOBIC FILTER	Mar 01, 1989	Substantially Equivalent	Intertech/Ohio
K884465	SPIROMETRICS MODEL 2141 SPIRO-FILTER(TM)	Nov 09, 1988	Substantially Equivalent	Spirometrics, Inc.
K883693	RESUSCITATION BAG EXHALATION FILTER	Sep 30, 1988	Substantially Equivalent	Intertech Resources, Inc.
K880681	MINI-FILTER, VIROBAC II	Apr 29, 1988	Substantially Equivalent	King Systems Corp.
K880958	LIFEGUARD BACTERIAL AND VIRAL FILTER	Apr 27, 1988	Substantially Equivalent	Lifeguard Medical Products, Inc.
K871366	SIEMENS MAIN FLOW BACTERIA FILTER	May 14, 1987	Substantially Equivalent	Siemens Elema AB
K864103	CURITY ANESTHESIA FILTER	Jan 28, 1987	Substantially Equivalent	The Kendal Co.
K862790	MP-01X-I DISPOSABLE FILTER KIT	Aug 01, 1986	Substantially Equivalent	Medipart Jerry Alexander
K862789	MP-01X DISPOSABLE BACTERIA FILTER KIT	Aug 01, 1986	Substantially Equivalent	Medipart Jerry Alexander
K862787	MP-2831 DISPOSABLE CONDUCTIVE BREATHING FILTER	Aug 01, 1986	Substantially Equivalent	Medipart Jerry Alexander
K862786	MP-50T DISPOSABLE BREATHING CIRCUIT FILTER	Aug 01, 1986	Substantially Equivalent	Medipart Jerry Alexander
K862785	MP-1204 DISPOSABLE BACTERIA FILTER	Aug 01, 1986	Substantially Equivalent	Medipart Jerry Alexander
K853577	MEDIPART BACTERIA FILTER MP-2615	Oct 30, 1985	Substantially Equivalent	Medipart Jerry Alexander
K851070	RESP-BAC BACTERIA FILTER	Jun 14, 1985	Substantially Equivalent	Medicomp, Inc.
K850265	AMERICAN TWA WAY FILTER -BACTERIAL/VIRAL-RETENTIVE	Apr 05, 1985	Substantially Equivalent	American Pharmaseal Div. Ahsc
K850327	PALL GAS LINE GUARDIAN FILTER	Feb 26, 1985	Substantially Equivalent	Pall Biomedical Products Co.
K844492	MEDIPART BACTERIA FILTER MP-30X	Dec 04, 1984	Substantially Equivalent	Medipart Jerry Alexander
K844491	MEDIPART FILTER & TUBING MP-02X	Dec 04, 1984	Substantially Equivalent	Medipart Jerry Alexander
K842580	ACCESSORY FOR ADULT VOL. VENTILATOR	Aug 24, 1984	Substantially Equivalent	Infrasonics Corp.
K841581	UNIFILTER ANESTHESIA & RESPIRATORY FILT	Apr 30, 1984	Substantially Equivalent	Dupaco, Inc.
K841236	FILTER-FLEX	Apr 05, 1984	Substantially Equivalent	Life Design Systems, Inc.
K840960	PALL COALESCER	Mar 16, 1984	Substantially Equivalent	Pall Biomedical Products Co.
K840205	DRYDEN MINI BACTERIA FILTER	Feb 04, 1984	Substantially Equivalent	Dryden Corp.
K832935	GASLINE FILTER, #EC-GLF SERIES	Nov 22, 1983	Substantially Equivalent	Gish Biomedical, Inc.
K833269	RESPIR GARD BACTERIA FILTER	Oct 31, 1983	Substantially Equivalent	Marquest Medical Products, Inc.
K833267	RESPIR GARD-II OXYGARD HYDROGARD-SPIRO	Oct 28, 1983	Substantially Equivalent	Marquest Medical Products, Inc.
K833066	DRYDEN MINI BACTERIA FILTER	Oct 28, 1983	Substantially Equivalent	Dryden Corp.
K831856	BREATHING CIRCUIT BACTERIA FILTER	Sep 26, 1983	Substantially Equivalent	Vital Signs, Inc.
K830618	BREATHING FILTER	Apr 08, 1983	Substantially Equivalent	Ohio Medical Products
K823257	NON-REUSABLE UNIVERSAL NEBULIZER FILTE	Dec 09, 1982	Substantially Equivalent	Ohio Medical Products
K821310	ESPREE' ANESTHESIA BACTERIAL FILTER	Jun 11, 1982	Substantially Equivalent	Esp Plastics, Inc.
K820577	ANESTHESIA BACTERIA FILTER	Mar 18, 1982	Substantially Equivalent	Omnicon Medical Corp.
K820576	MAINFLOW BACTERIA FILTER	Mar 18, 1982	Substantially Equivalent	Omnicon Medical Corp.
K812573	SPIROMETER FILTER	Oct 23, 1981	Substantially Equivalent	K & G Healthcare Ind., Inc.
K812098	MINI NICHOLES	Aug 18, 1981	Substantially Equivalent	Healthcare Ind.
K812075	NICHOLE'S 99	Aug 12, 1981	Substantially Equivalent	Healthcare Ind.
K811546	NICHOLAS II, VIRAL-BACTERIAL FILTER	Aug 03, 1981	Substantially Equivalent	K & G Healthcare Ind., Inc.
K802914	6-435 FILTER PAD, 5/PKG.	Dec 19, 1980	Substantially Equivalent	Lifecare Services, Inc.
K802763	RESPIRGARD	Nov 26, 1980	Substantially Equivalent	Marquest Medical Products, Inc.
K801804	ANESTHESIA BACTERIA FILTER	Aug 13, 1980	Substantially Equivalent	Omnicon Medical Corp.
K801803	MAINFLOW BACTERIA FILTER	Aug 13, 1980	Substantially Equivalent	Omnicon Medical Corp.
K792097	DRYDEN BACTERIA FILTER	Nov 13, 1979	Substantially Equivalent	Dryden Corp.
K791773	VENTILATOR TUBE WITH FILTER	Oct 22, 1979	Substantially Equivalent	Pharmaseal Div., Baxter Healthcare Corp.
K791307	UNIPOR BREATHING CIRCUIT FILTER	Aug 03, 1979	Substantially Equivalent	Pall Biomedical Products Co.
K790896	TWO-WAY ANESTHESIA FILTER	Jun 05, 1979	Substantially Equivalent	Pharmaseal Div., Baxter Healthcare Corp.
K781696	COPPER-TRAP	Nov 03, 1978	Substantially Equivalent	Olympic Medical Corp.
K780535	HUMIDIFIER FILTER	Apr 27, 1978	Substantially Equivalent	Hudson Oxygen Therapy Sales Co.
K772047	RESPIRATORY KIT	Nov 23, 1977	Substantially Equivalent	American Hospital Supply Corp.
K770392	MUFFLER, AIR PUMP	Mar 07, 1977	Substantially Equivalent	Cutter Laboratories, Inc.
K770376	FILTER, NEBULIZER, CUTTER	Mar 01, 1977	Substantially Equivalent	Cutter Laboratories, Inc.
K770375	FILTER, AIR, CUTTER MAINLINE	Mar 01, 1977	Substantially Equivalent	Cutter Laboratories, Inc.
K770136	DISPOSABLE BACTERIA FILTER	Feb 14, 1977	Substantially Equivalent	Omnicon Medical Corp.
K760611	3M BRAND ANESTHESIA FILTER,#3110	Sep 21, 1976	Substantially Equivalent	3M Company
K760567	BACTERIA FILTER	Sep 15, 1976	Substantially Equivalent	Foregger Air Products & Chem., Inc.
K760041	FILTER, RESPIRATORY (U-MID)	Jul 16, 1976	Substantially Equivalent	Bd Becton Dickinson Vacutainer Systems Preanalytic
K760081	FILTER, BACTERIA (#2290)	Jul 15, 1976	Substantially Equivalent	Inspiron Corp.