DE69123750D1 - Unter umgebungsdruck arbeitender luft-sauerstoffmischer - Google Patents

Unter umgebungsdruck arbeitender luft-sauerstoffmischer

Info

Publication number
DE69123750D1
DE69123750D1 DE69123750T DE69123750T DE69123750D1 DE 69123750 D1 DE69123750 D1 DE 69123750D1 DE 69123750 T DE69123750 T DE 69123750T DE 69123750 T DE69123750 T DE 69123750T DE 69123750 D1 DE69123750 D1 DE 69123750D1
Authority
DE
Germany
Prior art keywords
air
environmental pressure
oxygen mixer
mixer working
working
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
DE69123750T
Other languages
English (en)
Other versions
DE69123750T2 (de
Inventor
Douglas Devries
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.)
Bird Products Corp
Original Assignee
Bird Products Corp
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 Bird Products Corp filed Critical Bird Products Corp
Publication of DE69123750D1 publication Critical patent/DE69123750D1/de
Application granted granted Critical
Publication of DE69123750T2 publication Critical patent/DE69123750T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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. ventilators; 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. ventilators; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
    • A61M16/101—Preparation of respiratory gases or vapours with O2 features or with parameter measurement using an oxygen concentrator

Landscapes

  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Accessories For Mixers (AREA)
  • Multiple-Way Valves (AREA)
DE69123750T 1990-10-15 1991-09-25 Unter umgebungsdruck arbeitender luft-sauerstoffmischer Expired - Fee Related DE69123750T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/597,054 US5014694A (en) 1990-10-15 1990-10-15 Ambient pressure air/oxygen blender
PCT/US1991/007005 WO1992006730A1 (en) 1990-10-15 1991-09-25 Ambient pressure air/oxygen blender

Publications (2)

Publication Number Publication Date
DE69123750D1 true DE69123750D1 (de) 1997-01-30
DE69123750T2 DE69123750T2 (de) 1997-07-03

Family

ID=24389885

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123750T Expired - Fee Related DE69123750T2 (de) 1990-10-15 1991-09-25 Unter umgebungsdruck arbeitender luft-sauerstoffmischer

Country Status (4)

Country Link
US (1) US5014694A (de)
EP (1) EP0553128B1 (de)
DE (1) DE69123750T2 (de)
WO (1) WO1992006730A1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0792177B1 (de) * 1995-02-08 2002-05-22 Puritan-Bennett Corporation Gasmischvorrichtung für ein beatmungsgerät
SE9602415D0 (sv) 1996-06-19 1996-06-19 Siemens Elema Ab Apparatus for supplying air and at least one additional gas to a living being
US5887611A (en) * 1996-12-31 1999-03-30 The University Of Florida Gas blender
US6067984A (en) * 1997-10-14 2000-05-30 Piper; Samuel David Pulmonary modulator apparatus
WO2000013731A1 (en) * 1998-09-04 2000-03-16 Caradyne (R & D) Limited A continuous positive airway pressure controller
US6279574B1 (en) * 1998-12-04 2001-08-28 Bunnell, Incorporated Variable flow and pressure ventilation system
US6135967A (en) 1999-04-26 2000-10-24 Fiorenza; Anthony Joseph Respiratory ventilator with automatic flow calibration
US6240919B1 (en) 1999-06-07 2001-06-05 Macdonald John J. Method for providing respiratory airway support pressure
US6688577B2 (en) * 2002-01-30 2004-02-10 W. T. David Abbott Self draining valve
US20060278229A1 (en) * 2005-06-08 2006-12-14 Imi Norgren, Inc. System and method to prevent the improper installation of the inlet fittings in a ventilator system
US8006692B2 (en) * 2005-12-02 2011-08-30 Carefusion 2200, Inc. Gas blender with auxiliary mixed gas outlet
US8783251B2 (en) * 2010-02-12 2014-07-22 Piper Medical, Inc Enhanced manually actuated pressure controlled modulator technology
US20120060841A1 (en) * 2010-09-15 2012-03-15 Newport Medical Instruments, Inc. Oxygen enrichment device for ventilator
US11247015B2 (en) 2015-03-24 2022-02-15 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
US10315002B2 (en) 2015-03-24 2019-06-11 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
US10398871B2 (en) * 2015-03-31 2019-09-03 Vapotherm, Inc. Systems and methods for patient-proximate vapor transfer for respiratory therapy
US10773049B2 (en) 2016-06-21 2020-09-15 Ventec Life Systems, Inc. Cough-assist systems with humidifier bypass
US11229767B2 (en) 2017-01-13 2022-01-25 Silverbow Development, Llc Remote oxygen flow adjustment
EP4470589A3 (de) 2018-05-13 2025-02-19 Ventec Life Systems, Inc. Tragbares medizinisches beatmungssystem mit tragbaren sauerstoffkonzentratoren
EP4132616A1 (de) * 2020-04-10 2023-02-15 Covidien LP Gasmischsystem für ein medizinisches beatmungsgerät
US11872349B2 (en) * 2020-04-10 2024-01-16 Covidien Lp Systems and methods for increasing ventilator oxygen concentration
GB2595242A (en) * 2020-05-18 2021-11-24 Imperial College Innovations Ltd Method and apparatus
US20220096781A1 (en) * 2020-09-29 2022-03-31 Covidien Lp Synchronous control systems and methods for improved oxygen concentration accuracy in blower-based ventilators
CA3198718A1 (en) 2020-11-06 2022-05-12 Ventec Life Systems, Inc. Respiratory therapy data management systems, devices, and methods
WO2022131931A1 (en) * 2020-12-18 2022-06-23 Fisher & Paykel Healthcare Limited A respiratory connector assembly and respiratory support system
JP2024503250A (ja) 2020-12-21 2024-01-25 ベンテック ライフ システムズ， インコーポレイテッド 一体化された酸素送達を有するベンチレータシステムおよび関連付けられたデバイスおよび方法
WO2022192112A1 (en) * 2021-03-07 2022-09-15 Sparce Lab Llc Needle based precision venturi flow-generator for positive ventilation

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3526239A (en) * 1964-11-25 1970-09-01 Robertshaw Controls Co Oxygen diluter system
US3386458A (en) * 1965-06-18 1968-06-04 Air Force Usa Internally actuated combined oxygen pressure regulator and oxygenair dilution valves for respiratory apparatus
US3509895A (en) * 1967-07-20 1970-05-05 Bendix Corp Oxygen regulator
US3727627A (en) * 1970-07-15 1973-04-17 H Pohndorf Apparatus for mixing gases
FR2142628B1 (de) * 1971-06-22 1973-05-25 Minerve Sa
US3831595A (en) * 1972-07-25 1974-08-27 Airco Inc Respirator
SE370331B (de) * 1973-02-07 1974-10-14 Lkb Medical Ab
US4436090A (en) * 1979-01-22 1984-03-13 Darling Phillip H Piston actuated, pilot valve operated breathing regulator
US4297998A (en) * 1979-10-12 1981-11-03 Tony Christianson Pilot controlled regulator second stage
US4328823A (en) * 1980-05-14 1982-05-11 N.A.D. Inc. Oxygen flow ratio controller for anesthesia apparatus
US4433685A (en) * 1980-09-10 1984-02-28 Figgie International Inc. Pressure demand regulator with automatic shut-off
US4592349A (en) * 1981-08-10 1986-06-03 Bird F M Ventilator having an oscillatory inspiratory phase and method
DE3134065A1 (de) * 1981-08-28 1983-03-10 Mannesmann Rexroth GmbH, 8770 Lohr Druckregelventil
DE3216693A1 (de) * 1982-05-05 1983-11-10 Kienzle Apparate Gmbh, 7730 Villingen-Schwenningen Elektropneumatisches servoventil zur steuerung eines volumenstromes bzw. eines druckes
GB2128883B (en) * 1982-10-25 1986-01-08 Normalair Garrett Deep diving apparatus
GB8305117D0 (en) * 1983-02-24 1983-03-30 Penlon Ltd Gas mixing and flow smoothing apparatus
FR2548908B1 (fr) * 1983-06-23 1985-12-27 Atlantique Ing Tech Melangeur de gaz pour appareil d'anesthesie et de reanimation
US4606340A (en) * 1983-07-14 1986-08-19 Figgie International Inc. Combined pressure compensating exhalation and anti-suffocation valve
US4838257A (en) * 1987-07-17 1989-06-13 Hatch Guy M Ventilator
US4854574A (en) * 1988-03-15 1989-08-08 501 Healthscan, Inc. Inspirator muscle trainer
US4898174A (en) * 1988-05-03 1990-02-06 Life Support Products, Inc. Automatic ventilator
US4966193A (en) * 1990-01-30 1990-10-30 Allied-Signal Inc. Timing control for a dual poppet valve

Also Published As

Publication number Publication date
EP0553128A1 (de) 1993-08-04
WO1992006730A1 (en) 1992-04-30
EP0553128A4 (en) 1993-09-15
EP0553128B1 (de) 1996-12-18
US5014694A (en) 1991-05-14
DE69123750T2 (de) 1997-07-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee