FR2219794A2 - - Google Patents

Info

Publication number
FR2219794A2
FR2219794A2 FR7307559A FR7307559A FR2219794A2 FR 2219794 A2 FR2219794 A2 FR 2219794A2 FR 7307559 A FR7307559 A FR 7307559A FR 7307559 A FR7307559 A FR 7307559A FR 2219794 A2 FR2219794 A2 FR 2219794A2
Authority
FR
France
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.)
Granted
Application number
FR7307559A
Other languages
French (fr)
Other versions
FR2219794B2 (en
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.)
LAFOURCADE JEAN MICHEL
Original Assignee
LAFOURCADE JEAN MICHEL
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 LAFOURCADE JEAN MICHEL filed Critical LAFOURCADE JEAN MICHEL
Priority to FR7307559A priority Critical patent/FR2219794B2/fr
Priority to GB1115473A priority patent/GB1429330A/en
Publication of FR2219794A2 publication Critical patent/FR2219794A2/fr
Application granted granted Critical
Publication of FR2219794B2 publication Critical patent/FR2219794B2/fr
Expired 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. 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
    • A61M16/122—Preparation of respiratory gases or vapours by mixing different gases with dilution
    • A61M16/125—Diluting primary gas with ambient air
    • A61M16/127—Diluting primary gas with ambient air by Venturi effect, i.e. entrainment mixers
    • 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
    • A61M16/209—Relief valves
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/02—Gases
    • A61M2202/0208—Oxygen

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)
FR7307559A 1972-03-10 1973-03-02 Expired FR2219794B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7307559A FR2219794B2 (en) 1973-03-02 1973-03-02
GB1115473A GB1429330A (en) 1972-03-10 1973-03-07 Breathing aid apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7307559A FR2219794B2 (en) 1973-03-02 1973-03-02

Publications (2)

Publication Number Publication Date
FR2219794A2 true FR2219794A2 (en) 1974-09-27
FR2219794B2 FR2219794B2 (en) 1976-09-10

Family

ID=9115713

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7307559A Expired FR2219794B2 (en) 1972-03-10 1973-03-02

Country Status (1)

Country Link
FR (1) FR2219794B2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1572469A (en) * 1925-09-28 1926-02-09 Holland Furnace Co Liquid-flow-regulating valve
GB624416A (en) * 1945-09-19 1949-06-08 Jose Juan Cordova Improvements in or relating to valves
FR1530478A (en) * 1967-04-14 1968-06-28 Air Liquide Adjustable frequency and flow rate automatic respirator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1572469A (en) * 1925-09-28 1926-02-09 Holland Furnace Co Liquid-flow-regulating valve
GB624416A (en) * 1945-09-19 1949-06-08 Jose Juan Cordova Improvements in or relating to valves
FR1530478A (en) * 1967-04-14 1968-06-28 Air Liquide Adjustable frequency and flow rate automatic respirator

Also Published As

Publication number Publication date
FR2219794B2 (en) 1976-09-10

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Legal Events

Date Code Title Description
TP Transmission of property