IT959191B - Dispositivo per dosare una miscela d aria e di un altro gas su pressio ne particolarmente per alimentare una maschera respiratoria - Google Patents

Dispositivo per dosare una miscela d aria e di un altro gas su pressio ne particolarmente per alimentare una maschera respiratoria

Info

Publication number
IT959191B
IT959191B IT69008/72A IT6900872A IT959191B IT 959191 B IT959191 B IT 959191B IT 69008/72 A IT69008/72 A IT 69008/72A IT 6900872 A IT6900872 A IT 6900872A IT 959191 B IT959191 B IT 959191B
Authority
IT
Italy
Prior art keywords
dosing
mix
supply
air
pressure
Prior art date
Application number
IT69008/72A
Other languages
English (en)
Original Assignee
Minerve Sa
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 Minerve Sa filed Critical Minerve Sa
Application granted granted Critical
Publication of IT959191B publication Critical patent/IT959191B/it

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. mouth-to-mouth respiration; Tracheal tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/10—Mixing gases with gases
    • B01F23/19—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means
    • B01F23/191—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means characterised by the construction of the controlling means
    • 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
    • A61M16/0057—Pumps therefor
    • A61M16/0081—Bag or bellow in a bottle
    • 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
    • A61M16/0057—Pumps therefor
    • A61M16/0075—Bellows-type
    • 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
    • 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
    • A61M16/207—Membrane valves with pneumatic amplification stage, i.e. having master and slave membranes
    • 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
    • A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2499—Mixture condition maintaining or sensing
    • 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
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86815—Multiple inlet with single outlet
    • 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
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86815—Multiple inlet with single outlet
    • Y10T137/86823—Rotary valve

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
IT69008/72A 1971-06-22 1972-06-21 Dispositivo per dosare una miscela d aria e di un altro gas su pressio ne particolarmente per alimentare una maschera respiratoria IT959191B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717122657A FR2142628B1 (it) 1971-06-22 1971-06-22

Publications (1)

Publication Number Publication Date
IT959191B true IT959191B (it) 1973-11-10

Family

ID=9079054

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69008/72A IT959191B (it) 1971-06-22 1972-06-21 Dispositivo per dosare una miscela d aria e di un altro gas su pressio ne particolarmente per alimentare una maschera respiratoria

Country Status (5)

Country Link
US (1) US3830257A (it)
DE (1) DE2229468C2 (it)
FR (1) FR2142628B1 (it)
GB (1) GB1362744A (it)
IT (1) IT959191B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054133A (en) * 1976-03-29 1977-10-18 The Bendix Corporation Control for a demand cannula
US4121580A (en) * 1977-02-07 1978-10-24 Robertshaw Controls Company Squeeze bag resuscitator with air-oxygen proportionating control
FR2521030A1 (fr) * 1982-02-05 1983-08-12 Carboxyque Francaise Generateur d'air enrichi en oxygene
US4475573A (en) * 1983-05-09 1984-10-09 Sterling Faucet Co. Hot and cold mixing valve for feeding a shower head, bath tub or the like
US4609007A (en) * 1983-10-27 1986-09-02 Sterling Faucet Company Mixing valve for connection to hot and cold water supply lines for feeding a variably proportioned mixture of hot and cold water to a shower head or the like
DE3517325C1 (de) * 1985-05-14 1986-12-11 Drägerwerk AG, 2400 Lübeck Misch- und Dosiervorrichtung fuer stroemende Medien
US4702240A (en) * 1986-07-22 1987-10-27 Bear Medical Systems, Inc. Demand-responsive gas blending system for medical ventilator
AU614731B2 (en) * 1986-12-09 1991-09-12 Maersk Indoplas Pty Limited Oxygen dilution apparatus
FR2645027B1 (fr) * 1989-04-03 1992-04-17 Carburos Metalicos Sa Se De Debitmetre pour l'administration d'oxygene
US5014694A (en) * 1990-10-15 1991-05-14 Bird Products Corporation Ambient pressure air/oxygen blender
US5372129A (en) * 1992-06-23 1994-12-13 Ryder; Steven L. Oxygen dilution device for maintaining an essentially constant proportion of primary gas in a diluent gas
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
US5746199A (en) * 1996-08-21 1998-05-05 Bayron; Harry Respiratory valve
DE19727640C2 (de) * 1997-06-28 2000-01-20 Sanitaets Und Gesundheitshaus Anordnung zur Versorgung von Personen mit Atemgas
US6647983B2 (en) * 2000-03-17 2003-11-18 The Johns Hopkins University Low-pressure valve
US6718979B1 (en) * 2000-06-05 2004-04-13 Dhd Healthcare Corporation Oxygen mask assembly
FR2852852A1 (fr) * 2003-03-24 2004-10-01 Saime Sarl Dispositif d'aide a la respiration
US7210479B2 (en) * 2003-11-07 2007-05-01 Van Den Akker Erik Hyperoxic breathing system
WO2005082107A2 (en) 2004-02-26 2005-09-09 Ameriflo, Inc. Method and apparatus for regulating fluid flow or conserving fluid flow
US7617826B1 (en) 2004-02-26 2009-11-17 Ameriflo, Inc. Conserver
US7448594B2 (en) 2004-10-21 2008-11-11 Ameriflo, Inc. Fluid regulator
CN104090593B (zh) * 2014-06-30 2017-01-25 深圳市科曼医疗设备有限公司 气体浓度控制装置
US10066431B2 (en) * 2016-03-30 2018-09-04 Ford Global Technologies Llc Bellows spring damper
DE102017130749B4 (de) * 2017-12-20 2022-02-17 Airbus Operations Gmbh System zum Bereitstellen von Sauerstoff an Sauerstoffmasken in einem Luftfahrzeug

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA604704A (en) * 1960-09-06 Air-Shields Driving apparatus for lung ventilators
US2969789A (en) * 1956-03-23 1961-01-31 Morch Ernst Trier Respirator
US3068857A (en) * 1958-11-19 1962-12-18 British Oxygen Co Ltd Apparatus for controlling or assisting respiration
US3045668A (en) * 1959-01-20 1962-07-24 Invengineering Inc Intermittent positive pressure respirator
SE305721B (it) * 1966-01-19 1968-11-04 Aga Ab
GB1169203A (en) * 1966-06-30 1969-10-29 Cape Engineering Company Ltd Device for Administering a Gas to a Patient
US3530856A (en) * 1967-02-28 1970-09-29 Bird F M Mechanical volume limiting ventilator
DK126025B (da) * 1968-06-15 1973-06-04 Draegerwerk Ag Fremgangsmåde til blanding af trykgasser og apparat til udførelse af fremgangsmåden.
US3664361A (en) * 1970-08-24 1972-05-23 Puritan Bennett Corp Respiration system

Also Published As

Publication number Publication date
FR2142628B1 (it) 1973-05-25
DE2229468C2 (de) 1982-02-18
US3830257A (en) 1974-08-20
DE2229468A1 (de) 1973-01-11
GB1362744A (en) 1974-08-07
FR2142628A1 (it) 1973-02-02

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