WO2014066969A8 - Breathing circuit for an anesthesia apparatus - Google Patents

Breathing circuit for an anesthesia apparatus Download PDF

Info

Publication number
WO2014066969A8
WO2014066969A8 PCT/BR2013/000465 BR2013000465W WO2014066969A8 WO 2014066969 A8 WO2014066969 A8 WO 2014066969A8 BR 2013000465 W BR2013000465 W BR 2013000465W WO 2014066969 A8 WO2014066969 A8 WO 2014066969A8
Authority
WO
WIPO (PCT)
Prior art keywords
anesthesia apparatus
breathing circuit
anesthesia
laminar
turbine
Prior art date
Application number
PCT/BR2013/000465
Other languages
French (fr)
Portuguese (pt)
Other versions
WO2014066969A1 (en
Inventor
Toru MIYAGI KINJO
Wataru Ueda
Tatsuo Suzuki
Original Assignee
Magnamed Tecnologia Médica S/A
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 Magnamed Tecnologia Médica S/A filed Critical Magnamed Tecnologia Médica S/A
Publication of WO2014066969A1 publication Critical patent/WO2014066969A1/en
Publication of WO2014066969A8 publication Critical patent/WO2014066969A8/en

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
    • A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes specially adapted for anaesthetising
    • 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
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0883—Circuit 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
    • A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
    • 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
    • A61M16/0066—Blowers or centrifugal pumps
    • 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
    • A61M16/0078—Breathing bags
    • 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
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0883—Circuit type
    • A61M16/0891—Closed circuit, e.g. for anaesthesia
    • 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
    • A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
    • A61M16/18—Vaporising devices for anaesthetic preparations
    • 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
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/22—Carbon dioxide-absorbing devices ; Other means for removing carbon dioxide

Landscapes

  • Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pulmonology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Emergency Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

Abstract

The present invention relates to an anesthesia circuit used on inhalation anesthesia apparatus, which does not have gas stagnation points, since it uses a turbine (18) and a pressure controlling valve in addition to a laminar-flow long-tube reservoir (19) in contact with external air.
PCT/BR2013/000465 2012-11-05 2013-11-05 Breathing circuit for an anesthesia apparatus WO2014066969A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BRBR1020120283131 2012-11-05
BR102012028313-1A BR102012028313B1 (en) 2012-11-05 2012-11-05 ANESTHESIA APPLIANCE

Publications (2)

Publication Number Publication Date
WO2014066969A1 WO2014066969A1 (en) 2014-05-08
WO2014066969A8 true WO2014066969A8 (en) 2014-07-24

Family

ID=49911071

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BR2013/000465 WO2014066969A1 (en) 2012-11-05 2013-11-05 Breathing circuit for an anesthesia apparatus

Country Status (2)

Country Link
BR (1) BR102012028313B1 (en)
WO (1) WO2014066969A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105517615B (en) * 2014-12-02 2018-02-09 深圳迈瑞生物医疗电子股份有限公司 Anesthesia machine and its Anesthesia machine respiratory system
CN110420370A (en) * 2019-08-22 2019-11-08 河南科技大学第一附属医院 A kind of Anesthesia machine
CN111840745A (en) * 2020-07-31 2020-10-30 王美健 Clinical anesthesia branch of academic or vocational study is with supplying medicine anesthesia device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8700977D0 (en) 1987-03-09 1987-03-09 Olof Werner UNIT WHICH SEPARATELY SEPARATES THE GAS CONTENT IN THE DRIVE CIRCUIT AND THE RECEIVER CIRCUIT BUT ONLY ALLOWS GAS PIPE IN THE BAD DIRECTIONS (OPEN SEPARATION)
US5094235A (en) * 1989-05-10 1992-03-10 Dragerwerk Aktiengesellschaft Anesthesia ventilating apparatus having a breathing circuit and control loops for anesthetic gas components
US5673688A (en) 1996-09-26 1997-10-07 Ohmeda Inc. Anesthesia system with CO2 monitor to suppress CO2 breakthrough
US6216690B1 (en) 1997-10-15 2001-04-17 Datex-Ohmeda, Inc. Method and apparatus for rapid control of set inspired gas concentration in anesthesia delivery systems
WO2000078380A1 (en) * 1999-06-23 2000-12-28 Graham Cameron Grant Respiration assistor
DE10352981B3 (en) * 2003-11-13 2005-06-09 Dräger Medical AG & Co. KGaA Apparatus and method for supplying a patient with breathing gas
WO2007071756A1 (en) * 2005-12-21 2007-06-28 Maquet Critical Care Ab Manual ventilation with electronically controlled exhalation valv
EP2008679A1 (en) * 2007-06-28 2008-12-31 General Electric Company Patient breathing system
CN101932355B (en) * 2007-11-12 2015-07-22 马奎特紧急护理公司 Regulation of delivery of multiple anesthetic agents to a patient from an anesthetic breathing apparatus
EP2431065B1 (en) * 2010-09-15 2020-04-22 General Electric Company Arrangement for ventilating lungs
DE202011102764U1 (en) * 2011-07-02 2011-12-05 Dräger Medical GmbH ventilation system

Also Published As

Publication number Publication date
BR102012028313A2 (en) 2014-08-19
BR102012028313B1 (en) 2021-04-13
WO2014066969A1 (en) 2014-05-08

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