SE504257C2 - Förfarande för tryckmätning vid ventilatorsystem medelst två separata gasledningar samt ett ventilatorsystem - Google Patents

Förfarande för tryckmätning vid ventilatorsystem medelst två separata gasledningar samt ett ventilatorsystem

Info

Publication number
SE504257C2
SE504257C2 SE9504313A SE9504313A SE504257C2 SE 504257 C2 SE504257 C2 SE 504257C2 SE 9504313 A SE9504313 A SE 9504313A SE 9504313 A SE9504313 A SE 9504313A SE 504257 C2 SE504257 C2 SE 504257C2
Authority
SE
Sweden
Prior art keywords
line
gas
pressure
inspiration
gas line
Prior art date
Application number
SE9504313A
Other languages
English (en)
Swedish (sv)
Other versions
SE9504313D0 (sv
SE9504313L (sv
Inventor
Goeran Skog
Original Assignee
Siemens Elema Ab
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 Siemens Elema Ab filed Critical Siemens Elema Ab
Priority to SE9504313A priority Critical patent/SE504257C2/sv
Publication of SE9504313D0 publication Critical patent/SE9504313D0/xx
Priority to EP96115981A priority patent/EP0778035B1/de
Priority to DE69629092T priority patent/DE69629092T2/de
Priority to US08/743,737 priority patent/US5740796A/en
Priority to JP32019596A priority patent/JP3793299B2/ja
Publication of SE9504313L publication Critical patent/SE9504313L/
Publication of SE504257C2 publication Critical patent/SE504257C2/sv

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • 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
    • A61M16/04—Tracheal tubes
    • A61M16/0402—Special features for tracheal tubes not otherwise provided for
    • A61M16/042—Special features for tracheal tubes not otherwise provided for with separate conduits for in-and expiration gas, e.g. for limited dead volume
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/082—Evaluation by breath analysis, e.g. determination of the chemical composition of exhaled breath
    • 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
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/0015—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors
    • A61M2016/0018—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical
    • A61M2016/0021—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical with a proportional output signal, e.g. from a thermistor
    • 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
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/0027—Accessories therefor, e.g. sensors, vibrators, negative pressure pressure meter
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M2025/0001—Catheters; Hollow probes for pressure measurement
    • A61M2025/0003—Catheters; Hollow probes for pressure measurement having an additional lumen transmitting fluid pressure to the outside for measurement

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Emergency Medicine (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Physiology (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
SE9504313A 1995-12-01 1995-12-01 Förfarande för tryckmätning vid ventilatorsystem medelst två separata gasledningar samt ett ventilatorsystem SE504257C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9504313A SE504257C2 (sv) 1995-12-01 1995-12-01 Förfarande för tryckmätning vid ventilatorsystem medelst två separata gasledningar samt ett ventilatorsystem
EP96115981A EP0778035B1 (de) 1995-12-01 1996-10-04 Beatmungsgerät
DE69629092T DE69629092T2 (de) 1995-12-01 1996-10-04 Beatmungsgerät
US08/743,737 US5740796A (en) 1995-12-01 1996-11-06 Ventilator system and method for operating same
JP32019596A JP3793299B2 (ja) 1995-12-01 1996-11-29 ベンチレータシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9504313A SE504257C2 (sv) 1995-12-01 1995-12-01 Förfarande för tryckmätning vid ventilatorsystem medelst två separata gasledningar samt ett ventilatorsystem

Publications (3)

Publication Number Publication Date
SE9504313D0 SE9504313D0 (sv) 1995-12-01
SE9504313L SE9504313L (sv) 1996-12-16
SE504257C2 true SE504257C2 (sv) 1996-12-16

Family

ID=20400444

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9504313A SE504257C2 (sv) 1995-12-01 1995-12-01 Förfarande för tryckmätning vid ventilatorsystem medelst två separata gasledningar samt ett ventilatorsystem

Country Status (5)

Country Link
US (1) US5740796A (de)
EP (1) EP0778035B1 (de)
JP (1) JP3793299B2 (de)
DE (1) DE69629092T2 (de)
SE (1) SE504257C2 (de)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3023263B2 (ja) 1993-09-03 2000-03-21 キヤノン株式会社 記録装置
JP3372671B2 (ja) 1994-09-14 2003-02-04 キヤノン株式会社 カラーフィルタの製造方法及び製造装置
US6155252A (en) * 1995-03-17 2000-12-05 Board Of Regents, The University Of Texas System Method and apparatus for directing air flow within an intubated patient
US6158432A (en) 1995-12-08 2000-12-12 Cardiopulmonary Corporation Ventilator control system and method
US6463930B2 (en) 1995-12-08 2002-10-15 James W. Biondi System for automatically weaning a patient from a ventilator, and method thereof
AUPO163896A0 (en) 1996-08-14 1996-09-05 Resmed Limited Determination of respiratory airflow
US5881717A (en) * 1997-03-14 1999-03-16 Nellcor Puritan Bennett Incorporated System and method for adjustable disconnection sensitivity for disconnection and occlusion detection in a patient ventilator
JP3495930B2 (ja) * 1997-12-09 2004-02-09 キヤノン株式会社 インクジェット用吸着剤、該吸着剤を用いた吸着部材を備えたインク保持容器及び吸着部材を備えたインク供給システム
US5896854A (en) * 1998-05-04 1999-04-27 Valley Inspired Products, Llc Tracheal gas insufflation system
US6102038A (en) * 1998-05-15 2000-08-15 Pulmonetic Systems, Inc. Exhalation valve for mechanical ventilator
JP3768689B2 (ja) * 1998-07-31 2006-04-19 スズキ株式会社 人工呼吸器
SE9802761D0 (sv) * 1998-08-19 1998-08-19 Siemens Elema Ab Bi-directional valve
US7431031B2 (en) * 1998-12-22 2008-10-07 Ric Investments, Llc Insufflation system and method
US6102042A (en) * 1998-12-22 2000-08-15 Respironics, Inc. Insufflation system, attachment and method
SE9902709D0 (sv) * 1999-07-15 1999-07-15 Siemens Elema Ab Förfarande för styrning av en exspirationsventil i en ventilator
CA2304292C (en) * 2000-03-31 2009-01-13 Joseph Fisher An improved rebreathing circuit to set and stabalize end tidal and arterial pco2 despite varying levels of minute ventilation
US6355002B1 (en) * 2000-05-22 2002-03-12 Comedica Technologies Incorporated Lung inflection point monitor apparatus and method
DE10123278C1 (de) * 2001-05-10 2002-06-13 Univ Hamburg Vorrichtung zur Beatmung mit einem Endotrachealtubus
DE60323244D1 (de) * 2002-06-04 2008-10-09 Canon Kk Aufzeichnungsmedium für tinte
SE0300734D0 (sv) 2003-03-18 2003-03-18 Siemens Elema Ab Metod för bestämning av ett aspirationsflöde och en aspirationstid samt en anordning för aspiration av en dödvolym
DE10319384A1 (de) * 2003-04-30 2004-11-18 Universität Hamburg Vorrichtung zur Beatmung mit einem doppellumigen Endotrachealtubus
US7588033B2 (en) 2003-06-18 2009-09-15 Breathe Technologies, Inc. Methods, systems and devices for improving ventilation in a lung area
DE10337138A1 (de) * 2003-08-11 2005-03-17 Freitag, Lutz, Dr. Verfahren und Anordnung zur Atmungsunterstützung eines Patienten sowie Luftröhrenprothese und Katheter
AU2003903138A0 (en) 2003-06-20 2003-07-03 Resmed Limited Method and apparatus for improving the comfort of cpap
US7406966B2 (en) 2003-08-18 2008-08-05 Menlo Lifesciences, Llc Method and device for non-invasive ventilation with nasal interface
US8925545B2 (en) 2004-02-04 2015-01-06 Breathe Technologies, Inc. Methods and devices for treating sleep apnea
GB2413499A (en) * 2004-04-28 2005-11-02 Newcastle Upon Tyne Hospitals Leak measurement around an uncuffed endo-tracheal tube
DE102004039711B3 (de) * 2004-08-17 2006-05-11 Dräger Medical AG & Co. KG Verfahren zur automatischen Aufnahme von Druck-Volumen-Kurven bei der künstlichen Beatmung und Vorrichtung zur Durchführung des Verfahrens
CN101160148B (zh) * 2004-11-19 2013-03-27 维拉顿医疗（加拿大）Ulc公司 分泌物清除换气导管和气道管理系统
WO2007035804A2 (en) 2005-09-20 2007-03-29 Lutz Freitag Systems, methods and apparatus for respiratory support of a patient
CN101541365A (zh) 2006-05-18 2009-09-23 呼吸科技公司 气管切开方法和装置
WO2008019102A2 (en) 2006-08-03 2008-02-14 Breathe Technologies, Inc. Methods and devices for minimally invasive respiratory support
US8322339B2 (en) 2006-09-01 2012-12-04 Nellcor Puritan Bennett Llc Method and system of detecting faults in a breathing assistance device
US20080142013A1 (en) * 2006-09-11 2008-06-19 Michael David Hallett Exhaust Apparatus For Use in Administering Positive Pressure Therapy Through the Nose or Mouth
FR2914192B1 (fr) * 2007-04-02 2010-03-26 Georges Boussignac Sonde respiratoire.
WO2008144589A1 (en) 2007-05-18 2008-11-27 Breathe Technologies, Inc. Methods and devices for sensing respiration and providing ventilation therapy
WO2009042974A1 (en) 2007-09-26 2009-04-02 Breathe Technologies, Inc. Methods and devices for providing inspiratory and expiratory flow relief during ventilation therapy
US8770193B2 (en) 2008-04-18 2014-07-08 Breathe Technologies, Inc. Methods and devices for sensing respiration and controlling ventilator functions
EP2276535B1 (de) 2008-04-18 2020-05-27 Breathe Technologies, Inc. Vorrichtungen zur atemerfassung und zur steuerung von beatmungsgerätfunktionen
US8251876B2 (en) 2008-04-22 2012-08-28 Hill-Rom Services, Inc. Breathing exercise apparatus
WO2010022363A1 (en) 2008-08-22 2010-02-25 Breathe Technologies, Inc. Methods and devices for providing mechanical ventilation with an open airway interface
US8905029B2 (en) * 2008-09-29 2014-12-09 Covidien Lp Airway system with carbon dioxide sensor for determining tracheal cuff inflation and technique for using the same
US8302602B2 (en) 2008-09-30 2012-11-06 Nellcor Puritan Bennett Llc Breathing assistance system with multiple pressure sensors
US10252020B2 (en) 2008-10-01 2019-04-09 Breathe Technologies, Inc. Ventilator with biofeedback monitoring and control for improving patient activity and health
CN102271740B (zh) 2008-12-30 2014-12-24 皇家飞利浦电子股份有限公司 用于支持受试者的气道的系统和呼吸用具
JP2012513807A (ja) * 2008-12-30 2012-06-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 被験者の気道をサポートするためのシステム、方法及び呼吸機器
US9132250B2 (en) 2009-09-03 2015-09-15 Breathe Technologies, Inc. Methods, systems and devices for non-invasive ventilation including a non-sealing ventilation interface with an entrainment port and/or pressure feature
WO2010115169A1 (en) 2009-04-02 2010-10-07 Breathe Technologies, Inc. Methods, systems and devices for non-invasive open ventilation for providing ventilation support
US9962512B2 (en) 2009-04-02 2018-05-08 Breathe Technologies, Inc. Methods, systems and devices for non-invasive ventilation including a non-sealing ventilation interface with a free space nozzle feature
US8603003B2 (en) * 2009-06-03 2013-12-10 Covidien Lp Trachea pressure determination method and device
US8473033B2 (en) * 2009-06-17 2013-06-25 Covidien Lp Method and system for determining tracheal and location information for a tracheal tube
US8596277B2 (en) * 2009-06-18 2013-12-03 Covidien Lp Tracheal tube with lumen for tracheal pressure measurement and technique for using the same
US8844534B2 (en) * 2009-06-30 2014-09-30 Covidien Lp Tracheal tube with lumen for tracheal pressure measurement and technique for using the same
WO2011029074A1 (en) 2009-09-03 2011-03-10 Breathe Technologies, Inc. Methods, systems and devices for non-invasive ventilation including a non-sealing ventilation interface with an entrainment port and/or pressure feature
US20110144514A1 (en) * 2009-12-16 2011-06-16 Nellcor Puritan Bennett Llc Tracheal Tube with Pressure Monitoring Lumen and Method for Using the Same
US9339208B2 (en) * 2010-01-18 2016-05-17 Covidien Lp Tracheal tube with pressure monitoring lumen and method for using the same
US8397730B2 (en) 2010-02-16 2013-03-19 Covidien Lp Tracheal tube adaptor and flaring jig
US20110284007A1 (en) * 2010-05-21 2011-11-24 Pierre Peron Positive pressure device
GB201009666D0 (en) * 2010-06-09 2010-07-21 Univ Gent Methods and systems for ventilating or compressing
AU2011292111B2 (en) 2010-08-16 2015-03-26 Breathe Technologies, Inc. Methods, systems and devices using LOX to provide ventilatory support
WO2012045051A1 (en) 2010-09-30 2012-04-05 Breathe Technologies, Inc. Methods, systems and devices for humidifying a respiratory tract
US8905030B2 (en) 2011-03-31 2014-12-09 Covidien Lp Tracheal tube with connector insert
US9364624B2 (en) 2011-12-07 2016-06-14 Covidien Lp Methods and systems for adaptive base flow
US9498589B2 (en) 2011-12-31 2016-11-22 Covidien Lp Methods and systems for adaptive base flow and leak compensation
US9022031B2 (en) 2012-01-31 2015-05-05 Covidien Lp Using estimated carinal pressure for feedback control of carinal pressure during ventilation
US9180271B2 (en) 2012-03-05 2015-11-10 Hill-Rom Services Pte. Ltd. Respiratory therapy device having standard and oscillatory PEP with nebulizer
US8844526B2 (en) 2012-03-30 2014-09-30 Covidien Lp Methods and systems for triggering with unknown base flow
US9492629B2 (en) 2013-02-14 2016-11-15 Covidien Lp Methods and systems for ventilation with unknown exhalation flow and exhalation pressure
US9981096B2 (en) 2013-03-13 2018-05-29 Covidien Lp Methods and systems for triggering with unknown inspiratory flow
EP3086831B1 (de) * 2013-12-27 2020-09-23 St. Michael's Hospital System zur beatmungsunterstützung eines patienten
ES2544026B1 (es) * 2014-02-25 2016-05-31 Medcom Flow S A Dispositivo para presión positiva continua
US9808591B2 (en) 2014-08-15 2017-11-07 Covidien Lp Methods and systems for breath delivery synchronization
US9950129B2 (en) 2014-10-27 2018-04-24 Covidien Lp Ventilation triggering using change-point detection
US9925346B2 (en) 2015-01-20 2018-03-27 Covidien Lp Systems and methods for ventilation with unknown exhalation flow
US11247015B2 (en) 2015-03-24 2022-02-15 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
US10245406B2 (en) 2015-03-24 2019-04-02 Ventec Life Systems, Inc. Ventilator with integrated oxygen production
CN107735135B (zh) 2015-04-02 2020-06-26 希尔－罗姆服务私人有限公司 用于呼吸装置的歧管
US10773049B2 (en) 2016-06-21 2020-09-15 Ventec Life Systems, Inc. Cough-assist systems with humidifier bypass
US10792449B2 (en) 2017-10-03 2020-10-06 Breathe Technologies, Inc. Patient interface with integrated jet pump
CA3100163A1 (en) 2018-05-13 2019-11-21 Samir Saleh AHMAD Portable medical ventilator system using portable oxygen concentrators
DE102020112504A1 (de) * 2019-05-17 2020-11-19 Gyrus Acmi, Inc. D/B/A Olympus Surgical Technologies America System zur bewertung von kollateraler ventilation
US11324954B2 (en) 2019-06-28 2022-05-10 Covidien Lp Achieving smooth breathing by modified bilateral phrenic nerve pacing
US12257437B2 (en) 2020-09-30 2025-03-25 Covidien Lp Intravenous phrenic nerve stimulation lead
CN116847897A (zh) 2020-12-21 2023-10-03 万泰生命系统公司 具有集成的氧气递送的呼吸机系统，以及相关设备和方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831313A1 (de) * 1978-07-17 1980-02-07 Draegerwerk Ag Geraet zur unterstuetzung der atmung und/oder kuenstlichen beatmung
SE425595B (sv) * 1978-11-29 1982-10-18 Siemens Elema Ab Anordning vid en andningsapparat
SE430213B (sv) * 1981-03-10 1983-10-31 Siemens Elema Ab Respirator, avsedd att anslutas till andningsvegarna pa menniska eller djur
DE3204110C2 (de) * 1982-02-06 1984-08-02 Gerhard Dr.med. 7800 Freiburg Meuret Trachealtubus zur künstlichen Beatmung und Respirator zum Anschluß an diesen Tubus
SE500550C2 (sv) * 1990-06-18 1994-07-11 Siemens Elema Ab Sätt och anordning för reduktion av återandning av gas från det skadliga rummet
DE4221931C1 (de) * 1992-07-03 1993-07-08 Harald Dr. 8521 Moehrendorf De Mang
US5546935A (en) * 1993-03-09 1996-08-20 Medamicus, Inc. Endotracheal tube mounted pressure transducer

Also Published As

Publication number Publication date
JPH09173455A (ja) 1997-07-08
EP0778035B1 (de) 2003-07-16
SE9504313D0 (sv) 1995-12-01
DE69629092T2 (de) 2004-04-22
EP0778035A1 (de) 1997-06-11
JP3793299B2 (ja) 2006-07-05
SE9504313L (sv) 1996-12-16
DE69629092D1 (de) 2003-08-21
US5740796A (en) 1998-04-21

Similar Documents

Publication Publication Date Title
SE504257C2 (sv) Förfarande för tryckmätning vid ventilatorsystem medelst två separata gasledningar samt ett ventilatorsystem
US7347205B2 (en) Method for use with the pressure triggering of medical ventilators
EP1800707B1 (de) Beatmungsgerät mit nasalem Auslöser und Gasüberwachungssystem
EP2401015B1 (de) Druckunterstützungssystem mit maschineller beatmung
US8220458B2 (en) Artificial airway interfaces and methods thereof
US8161972B2 (en) Detecting ventilator system anomalies while in a speaking mode
US7487778B2 (en) Tracheal catheter and prosthesis and method of respiratory support of a patient
JPH1052494A (ja) 人工呼吸器
JPH04307070A (ja) 吸気装置
CN107970510A (zh) 用于适当地调节呼气末正压（peep）的方法和设备
EP3086831B1 (de) System zur beatmungsunterstützung eines patienten
JP5608675B2 (ja) エラスタンスおよび抵抗の決定
EP0402951A2 (de) Künstliches Beatmungsgerät
JPH0223832B2 (de)
EP1494585B1 (de) Beatmungsgerät für die pulmonale szintigraphie
EP1076576B1 (de) System zum einblasen von gas in die trachea
JP4912462B2 (ja) 二酸化炭素検出器を有する人工呼吸用の組立体
CN113663187A (zh) 一种医用呼吸机控制方法
EP4299097B1 (de) System zur steuerung und messung der sauerstoffabgabe durch einen cpap-adapter
JPS6257564A (ja) 鼻孔内呼吸検出ガス吸入器
JP2024065439A (ja) 酸素供給制御装置
JPH06292725A (ja) 人工呼吸器の自発呼吸検出装置
JP2994172B2 (ja) 呼吸補助装置
JPH06197967A (ja) 呼吸器
SE509556C2 (sv) Trakealtub samt anordning vid ventilatorsystem