DE69131836T2 - Regelkreis zur überwachung des arteriellen co 2-gehaltes - Google Patents

Regelkreis zur überwachung des arteriellen co 2-gehaltes

Info

Publication number
DE69131836T2
DE69131836T2 DE69131836T DE69131836T DE69131836T2 DE 69131836 T2 DE69131836 T2 DE 69131836T2 DE 69131836 T DE69131836 T DE 69131836T DE 69131836 T DE69131836 T DE 69131836T DE 69131836 T2 DE69131836 T2 DE 69131836T2
Authority
DE
Germany
Prior art keywords
arterial
monitoring
content
control circuit
circuit
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 - Lifetime
Application number
DE69131836T
Other languages
English (en)
Other versions
DE69131836D1 (de
Inventor
John Stuart Packer
John Francis Cade
Eng-Boon Law
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.)
University of Melbourne
Original Assignee
University of Melbourne
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 University of Melbourne filed Critical University of Melbourne
Publication of DE69131836D1 publication Critical patent/DE69131836D1/de
Application granted granted Critical
Publication of DE69131836T2 publication Critical patent/DE69131836T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/091—Measuring volume of inspired or expired gases, e.g. to determine lung capacity
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/083—Measuring rate of metabolism by using breath test, e.g. measuring rate of oxygen consumption
    • A61B5/0836—Measuring rate of CO2 production
    • 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
    • A61M16/0051—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes with alarm 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
    • A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
    • A61M16/022—Control means therefor
    • A61M16/024—Control means therefor including calculation means, e.g. using a processor
    • A61M16/026—Control means therefor including calculation means, e.g. using a processor specially adapted for predicting, e.g. for determining an information representative of a flow limitation during a ventilation cycle by using a root square technique or a regression analysis
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/20—Blood composition characteristics
    • A61M2230/202—Blood composition characteristics partial carbon oxide pressure, e.g. partial dioxide pressure (P-CO2)
DE69131836T 1990-09-19 1991-09-19 Regelkreis zur überwachung des arteriellen co 2-gehaltes Expired - Lifetime DE69131836T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPK240390 1990-09-19
PCT/AU1991/000435 WO1992004865A1 (en) 1990-09-19 1991-09-19 Arterial co2 monitor and closed loop controller

Publications (2)

Publication Number Publication Date
DE69131836D1 DE69131836D1 (de) 2000-01-13
DE69131836T2 true DE69131836T2 (de) 2000-07-27

Family

ID=3774966

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69131836T Expired - Lifetime DE69131836T2 (de) 1990-09-19 1991-09-19 Regelkreis zur überwachung des arteriellen co 2-gehaltes

Country Status (6)

Country Link
US (1) US5402796A (de)
EP (1) EP0549685B1 (de)
JP (1) JP2688453B2 (de)
CA (1) CA2092703C (de)
DE (1) DE69131836T2 (de)
WO (1) WO1992004865A1 (de)

Families Citing this family (176)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3325673B2 (ja) * 1993-10-25 2002-09-17 アークレイ株式会社 呼気中の成分濃度補正方法及び呼気分析装置
US5800361A (en) * 1995-02-06 1998-09-01 Ntc Technology Inc. Non-invasive estimation of arterial blood gases
US5632281A (en) * 1995-02-06 1997-05-27 Rayburn; Daniel B. Non-invasive estimation of arterial blood gases
SE9502032D0 (sv) * 1995-06-02 1995-06-02 Burkhard Lachmann Arrangement for determining an opening pressure
US6463930B2 (en) * 1995-12-08 2002-10-15 James W. Biondi System for automatically weaning a patient from a ventilator, and method thereof
US6158432A (en) 1995-12-08 2000-12-12 Cardiopulmonary Corporation Ventilator control system and method
US5931160A (en) * 1995-12-08 1999-08-03 Cardiopulmonary Corporation Ventilator control system and method
US6135107A (en) * 1996-03-11 2000-10-24 Mault; James R. Metabolic gas exchange and noninvasive cardiac output monitor
US5836300A (en) * 1996-03-11 1998-11-17 Mault; James R. Metabolic gas exchange and noninvasive cardiac output monitor
US6306098B1 (en) * 1996-12-19 2001-10-23 Novametrix Medical Systems Inc. Apparatus and method for non-invasively measuring cardiac output
US6024089A (en) 1997-03-14 2000-02-15 Nelcor Puritan Bennett Incorporated System and method for setting and displaying ventilator alarms
US6309360B1 (en) 1997-03-17 2001-10-30 James R. Mault Respiratory calorimeter
US6099481A (en) 1997-11-03 2000-08-08 Ntc Technology, Inc. Respiratory profile parameter determination method and apparatus
JP2002501806A (ja) 1998-02-05 2002-01-22 ジェームズ アール モールト 呼吸ガス分析を用いた代謝熱量測定装置
AU5392499A (en) 1998-08-03 2000-02-28 James R. Mault Method and apparatus for respiratory gas analysis employing measurement of expired gas mass
US6059732A (en) * 1998-09-09 2000-05-09 Ntc Technology, Inc. ISO-volumetric method of measuring carbon dioxide elimination
US6238351B1 (en) 1998-09-09 2001-05-29 Ntc Technology Inc. Method for compensating for non-metabolic changes in respiratory or blood gas profile parameters
US6042550A (en) 1998-09-09 2000-03-28 Ntc Technology, Inc. Methods of non-invasively estimating intrapulmonary shunt fraction and measuring cardiac output
US6217524B1 (en) 1998-09-09 2001-04-17 Ntc Technology Inc. Method of continuously, non-invasively monitoring pulmonary capillary blood flow and cardiac output
US6200271B1 (en) 1998-09-09 2001-03-13 Ntc Technology Inc. Bi-directional partial re-breathing method
EP1115448A4 (de) 1998-09-23 2002-05-08 Univ Johns Hopkins Notfall-überlebenssystem
US6406435B1 (en) 1998-11-17 2002-06-18 James R. Mault Method and apparatus for the non-invasive determination of cardiac output
US6390091B1 (en) 1999-02-03 2002-05-21 University Of Florida Method and apparatus for controlling a medical ventilator
IL130371A (en) * 1999-06-08 2004-06-01 Oridion Medical Ltd Capnography waveform interpreter
CA2372658A1 (en) 1999-05-10 2000-11-16 James R. Mault Airway-based cardiac output monitor and methods for using same
ES2243282T3 (es) 1999-06-30 2005-12-01 University Of Florida Research Foundation, Inc. Sistema de monitorizacion de ventilador.
US20070000494A1 (en) * 1999-06-30 2007-01-04 Banner Michael J Ventilator monitor system and method of using same
US6468222B1 (en) 1999-08-02 2002-10-22 Healthetech, Inc. Metabolic calorimeter employing respiratory gas analysis
US6210342B1 (en) 1999-09-08 2001-04-03 Ntc Technology, Inc. Bi-directional partial re-breathing method
WO2001028416A1 (en) 1999-09-24 2001-04-26 Healthetech, Inc. Physiological monitor and associated computation, display and communication unit
US6478736B1 (en) 1999-10-08 2002-11-12 Healthetech, Inc. Integrated calorie management system
US6612306B1 (en) 1999-10-13 2003-09-02 Healthetech, Inc. Respiratory nitric oxide meter
US6629934B2 (en) 2000-02-02 2003-10-07 Healthetech, Inc. Indirect calorimeter for medical applications
US7699788B2 (en) 2000-02-22 2010-04-20 Ric Investments, Llc. Noninvasive effective lung volume estimation
US6540689B1 (en) * 2000-02-22 2003-04-01 Ntc Technology, Inc. Methods for accurately, substantially noninvasively determining pulmonary capillary blood flow, cardiac output, and mixed venous carbon dioxide content
US6482158B2 (en) 2000-05-19 2002-11-19 Healthetech, Inc. System and method of ultrasonic mammography
EP1283689A4 (de) * 2000-05-25 2005-03-09 Healthetech Inc Gewichtskontrollverfahren unter verwendung von parametern basierend auf physischer aktivität
US6938619B1 (en) * 2000-06-13 2005-09-06 Scott Laboratories, Inc. Mask free delivery of oxygen and ventilatory monitoring
US20020047867A1 (en) * 2000-09-07 2002-04-25 Mault James R Image based diet logging
AU2001296456A1 (en) 2000-09-29 2002-04-08 Healthetech, Inc. Indirect calorimetry system
US20020133378A1 (en) * 2000-10-13 2002-09-19 Mault James R. System and method of integrated calorie management
US6607387B2 (en) 2000-10-30 2003-08-19 Healthetech, Inc. Sensor system for diagnosing dental conditions
US20020055857A1 (en) * 2000-10-31 2002-05-09 Mault James R. Method of assisting individuals in lifestyle control programs conducive to good health
US6571796B2 (en) 2001-02-08 2003-06-03 University Of Florida Tracheal pressure ventilation respiratory system
WO2002071017A2 (en) * 2001-03-02 2002-09-12 Healthetech, Inc. A system and method of metabolic rate measurement
US7135001B2 (en) * 2001-03-20 2006-11-14 Ric Investments, Llc Rebreathing methods including oscillating, substantially equal rebreathing and nonrebreathing periods
CN1313172C (zh) * 2001-07-19 2007-05-02 雷斯姆德公司 病人压力支持通气的方法及设备
US20030023181A1 (en) * 2001-07-26 2003-01-30 Mault James R. Gas analyzer of the fluorescent-film type particularly useful for respiratory analysis
US7291114B2 (en) * 2002-04-01 2007-11-06 Microlife Corporation System and method of determining an individualized drug administration protocol
USD478660S1 (en) 2002-07-01 2003-08-19 Healthetech, Inc. Disposable mask with sanitation insert for a respiratory analyzer
US20030126593A1 (en) * 2002-11-04 2003-07-03 Mault James R. Interactive physiological monitoring system
FR2858236B1 (fr) 2003-07-29 2006-04-28 Airox Dispositif et procede de fourniture de gaz respiratoire en pression ou en volume
US7802571B2 (en) * 2003-11-21 2010-09-28 Tehrani Fleur T Method and apparatus for controlling a ventilator
EP1579882A1 (de) * 2004-03-26 2005-09-28 Stephan Dr. Böhm Nichtinvasives Verfahren zur Optimierung der Beatmung atelektatischer Lungen
FR2875138B1 (fr) * 2004-09-15 2008-07-11 Mallinckrodt Dev France Sa Procede de regulation pour un humidificateur chauffant
ITMI20050866A1 (it) 2005-05-13 2006-11-14 Marco Ranucci Sistema di monitoraggio per interventi di chirurgia cardiaca con bypass cardiopolmonare
US20070169779A1 (en) * 2006-01-24 2007-07-26 Freeman Gary A Reperfusion protection in resuscitation
US10071218B2 (en) 2006-01-24 2018-09-11 Zoll Medical Corporation Reperfusion protection in resuscitation
WO2007085108A1 (en) * 2006-01-30 2007-08-02 Hamilton Medical Ag An apparatus for regulating a mechanical ventilation
US8021310B2 (en) 2006-04-21 2011-09-20 Nellcor Puritan Bennett Llc Work of breathing display for a ventilation system
US20080066752A1 (en) * 2006-09-20 2008-03-20 Nellcor Puritan Bennett Inc. Method and system for circulatory delay compensation in closed-loop control of a medical device
US7784461B2 (en) 2006-09-26 2010-08-31 Nellcor Puritan Bennett Llc Three-dimensional waveform display for a breathing assistance system
US8902568B2 (en) 2006-09-27 2014-12-02 Covidien Lp Power supply interface system for a breathing assistance system
US8728059B2 (en) 2006-09-29 2014-05-20 Covidien Lp System and method for assuring validity of monitoring parameter in combination with a therapeutic device
US20080078390A1 (en) * 2006-09-29 2008-04-03 Nellcor Puritan Bennett Incorporated Providing predetermined groups of trending parameters for display in a breathing assistance system
US8312878B2 (en) * 2006-12-04 2012-11-20 Ric Investments, Llc Compensation of volumetric errors in a gas monitoring system
US20080202522A1 (en) * 2007-02-23 2008-08-28 General Electric Company Setting mandatory mechanical ventilation parameters based on patient physiology
KR100874111B1 (ko) * 2007-03-05 2008-12-15 한국과학기술원 호흡분석과 동맥혈 측정을 통한 비침습적 호흡특성치예측방법 및 표시장치
US20080230062A1 (en) * 2007-03-23 2008-09-25 General Electric Company Setting expiratory time in mandatory mechanical ventilation based on a deviation from a stable condition of exhaled gas volumes
US20090205661A1 (en) * 2008-02-20 2009-08-20 Nellcor Puritan Bennett Llc Systems and methods for extended volume range ventilation
EP2363163A1 (de) * 2008-03-27 2011-09-07 Nellcor Puritan Bennett LLC Gerät zur gesteuerten Zufuhr von Atemgas für einen Patienten mit mehreren Beatmungsparametern
EP2257328A2 (de) 2008-03-27 2010-12-08 Nellcor Puritan Bennett LLC Atemhilfssystem mit lungenrekrutierungsmanövern
US8272379B2 (en) 2008-03-31 2012-09-25 Nellcor Puritan Bennett, Llc Leak-compensated flow triggering and cycling in medical ventilators
EP2313138B1 (de) 2008-03-31 2018-09-12 Covidien LP System und verfahren zur bestimmung von lecks in beatmungsgeräten während stabiler phasen innerhalb eines atemzugs
US8425428B2 (en) * 2008-03-31 2013-04-23 Covidien Lp Nitric oxide measurements in patients using flowfeedback
US8746248B2 (en) 2008-03-31 2014-06-10 Covidien Lp Determination of patient circuit disconnect in leak-compensated ventilatory support
US8267085B2 (en) 2009-03-20 2012-09-18 Nellcor Puritan Bennett Llc Leak-compensated proportional assist ventilation
US8792949B2 (en) * 2008-03-31 2014-07-29 Covidien Lp Reducing nuisance alarms
CN102056539B (zh) 2008-06-06 2015-10-07 柯惠有限合伙公司 用于与患者努力成比例地进行换气的系统及方法
US20090320836A1 (en) * 2008-06-30 2009-12-31 Baker Jr Clark R Method For Regulating Treatment Based On A Medical Device Under Closed-Loop Physiologic Control
US8528554B2 (en) * 2008-09-04 2013-09-10 Covidien Lp Inverse sawtooth pressure wave train purging in medical ventilators
US8551006B2 (en) 2008-09-17 2013-10-08 Covidien Lp Method for determining hemodynamic effects
US8424520B2 (en) 2008-09-23 2013-04-23 Covidien Lp Safe standby mode for ventilator
US8794234B2 (en) 2008-09-25 2014-08-05 Covidien Lp Inversion-based feed-forward compensation of inspiratory trigger dynamics in medical ventilators
US8181648B2 (en) 2008-09-26 2012-05-22 Nellcor Puritan Bennett Llc Systems and methods for managing pressure in a breathing assistance system
US8585412B2 (en) * 2008-09-30 2013-11-19 Covidien Lp Configurable respiratory muscle pressure generator
US8652064B2 (en) 2008-09-30 2014-02-18 Covidien Lp Sampling circuit for measuring analytes
US8302600B2 (en) 2008-09-30 2012-11-06 Nellcor Puritan Bennett Llc Battery management for a breathing assistance system
US8439032B2 (en) * 2008-09-30 2013-05-14 Covidien Lp Wireless communications for a breathing assistance system
US8393323B2 (en) 2008-09-30 2013-03-12 Covidien Lp Supplemental gas safety system for a breathing assistance system
US8302602B2 (en) 2008-09-30 2012-11-06 Nellcor Puritan Bennett Llc Breathing assistance system with multiple pressure sensors
US20100218766A1 (en) * 2009-02-27 2010-09-02 Nellcor Puritan Bennett Llc Customizable mandatory/spontaneous closed loop mode selection
US8434479B2 (en) 2009-02-27 2013-05-07 Covidien Lp Flow rate compensation for transient thermal response of hot-wire anemometers
US8424521B2 (en) 2009-02-27 2013-04-23 Covidien Lp Leak-compensated respiratory mechanics estimation in medical ventilators
US8418691B2 (en) 2009-03-20 2013-04-16 Covidien Lp Leak-compensated pressure regulated volume control ventilation
US9186075B2 (en) * 2009-03-24 2015-11-17 Covidien Lp Indicating the accuracy of a physiological parameter
US8776790B2 (en) * 2009-07-16 2014-07-15 Covidien Lp Wireless, gas flow-powered sensor system for a breathing assistance system
US8789529B2 (en) * 2009-08-20 2014-07-29 Covidien Lp Method for ventilation
US8439037B2 (en) * 2009-12-01 2013-05-14 Covidien Lp Exhalation valve assembly with integrated filter and flow sensor
US8439036B2 (en) * 2009-12-01 2013-05-14 Covidien Lp Exhalation valve assembly with integral flow sensor
US8469030B2 (en) 2009-12-01 2013-06-25 Covidien Lp Exhalation valve assembly with selectable contagious/non-contagious latch
US8469031B2 (en) 2009-12-01 2013-06-25 Covidien Lp Exhalation valve assembly with integrated filter
US8547062B2 (en) 2009-12-02 2013-10-01 Covidien Lp Apparatus and system for a battery pack assembly used during mechanical ventilation
US8434484B2 (en) * 2009-12-03 2013-05-07 Covidien Lp Ventilator Respiratory Variable-Sized Gas Accumulator
US20110132369A1 (en) * 2009-12-04 2011-06-09 Nellcor Puritan Bennett Llc Ventilation System With System Status Display
US8924878B2 (en) 2009-12-04 2014-12-30 Covidien Lp Display and access to settings on a ventilator graphical user interface
US9119925B2 (en) 2009-12-04 2015-09-01 Covidien Lp Quick initiation of respiratory support via a ventilator user interface
US20110132368A1 (en) * 2009-12-04 2011-06-09 Nellcor Puritan Bennett Llc Display Of Historical Alarm Status
US8335992B2 (en) 2009-12-04 2012-12-18 Nellcor Puritan Bennett Llc Visual indication of settings changes on a ventilator graphical user interface
US9262588B2 (en) 2009-12-18 2016-02-16 Covidien Lp Display of respiratory data graphs on a ventilator graphical user interface
US8499252B2 (en) 2009-12-18 2013-07-30 Covidien Lp Display of respiratory data graphs on a ventilator graphical user interface
US20110146683A1 (en) * 2009-12-21 2011-06-23 Nellcor Puritan Bennett Llc Sensor Model
US20110146681A1 (en) * 2009-12-21 2011-06-23 Nellcor Puritan Bennett Llc Adaptive Flow Sensor Model
EP2519148B1 (de) 2009-12-29 2017-03-22 Koninklijke Philips N.V. System und verfahren zur kontinuierlichen bestimmung der totraumfraktion aus intermittierenden blutgasproben
US8400290B2 (en) 2010-01-19 2013-03-19 Covidien Lp Nuisance alarm reduction method for therapeutic parameters
US8707952B2 (en) 2010-02-10 2014-04-29 Covidien Lp Leak determination in a breathing assistance system
US9302061B2 (en) 2010-02-26 2016-04-05 Covidien Lp Event-based delay detection and control of networked systems in medical ventilation
US20110209702A1 (en) * 2010-02-26 2011-09-01 Nellcor Puritan Bennett Llc Proportional Solenoid Valve For Low Molecular Weight Gas Mixtures
US8539949B2 (en) 2010-04-27 2013-09-24 Covidien Lp Ventilation system with a two-point perspective view
US8511306B2 (en) 2010-04-27 2013-08-20 Covidien Lp Ventilation system with system status display for maintenance and service information
US8453643B2 (en) 2010-04-27 2013-06-04 Covidien Lp Ventilation system with system status display for configuration and program information
US8638200B2 (en) 2010-05-07 2014-01-28 Covidien Lp Ventilator-initiated prompt regarding Auto-PEEP detection during volume ventilation of non-triggering patient
US8607790B2 (en) 2010-06-30 2013-12-17 Covidien Lp Ventilator-initiated prompt regarding auto-PEEP detection during pressure ventilation of patient exhibiting obstructive component
US8607791B2 (en) 2010-06-30 2013-12-17 Covidien Lp Ventilator-initiated prompt regarding auto-PEEP detection during pressure ventilation
US8607789B2 (en) 2010-06-30 2013-12-17 Covidien Lp Ventilator-initiated prompt regarding auto-PEEP detection during volume ventilation of non-triggering patient exhibiting obstructive component
US8607788B2 (en) 2010-06-30 2013-12-17 Covidien Lp Ventilator-initiated prompt regarding auto-PEEP detection during volume ventilation of triggering patient exhibiting obstructive component
US8676285B2 (en) 2010-07-28 2014-03-18 Covidien Lp Methods for validating patient identity
US8554298B2 (en) 2010-09-21 2013-10-08 Cividien LP Medical ventilator with integrated oximeter data
US8757153B2 (en) 2010-11-29 2014-06-24 Covidien Lp Ventilator-initiated prompt regarding detection of double triggering during ventilation
US8595639B2 (en) 2010-11-29 2013-11-26 Covidien Lp Ventilator-initiated prompt regarding detection of fluctuations in resistance
US8757152B2 (en) 2010-11-29 2014-06-24 Covidien Lp Ventilator-initiated prompt regarding detection of double triggering during a volume-control breath type
US8676529B2 (en) 2011-01-31 2014-03-18 Covidien Lp Systems and methods for simulation and software testing
US8788236B2 (en) 2011-01-31 2014-07-22 Covidien Lp Systems and methods for medical device testing
US8783250B2 (en) 2011-02-27 2014-07-22 Covidien Lp Methods and systems for transitory ventilation support
US9038633B2 (en) 2011-03-02 2015-05-26 Covidien Lp Ventilator-initiated prompt regarding high delivered tidal volume
US8714154B2 (en) 2011-03-30 2014-05-06 Covidien Lp Systems and methods for automatic adjustment of ventilator settings
US9629971B2 (en) 2011-04-29 2017-04-25 Covidien Lp Methods and systems for exhalation control and trajectory optimization
US8776792B2 (en) 2011-04-29 2014-07-15 Covidien Lp Methods and systems for volume-targeted minimum pressure-control ventilation
US9089657B2 (en) 2011-10-31 2015-07-28 Covidien Lp Methods and systems for gating user initiated increases in oxygen concentration during ventilation
GB2497304A (en) * 2011-12-06 2013-06-12 Tecom Analytical Systems Estimation of energy expenditure
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
US9327089B2 (en) 2012-03-30 2016-05-03 Covidien Lp Methods and systems for compensation of tubing related loss effects
US8844526B2 (en) 2012-03-30 2014-09-30 Covidien Lp Methods and systems for triggering with unknown base flow
US9993604B2 (en) 2012-04-27 2018-06-12 Covidien Lp Methods and systems for an optimized proportional assist ventilation
US9144658B2 (en) 2012-04-30 2015-09-29 Covidien Lp Minimizing imposed expiratory resistance of mechanical ventilator by optimizing exhalation valve control
US10362967B2 (en) 2012-07-09 2019-07-30 Covidien Lp Systems and methods for missed breath detection and indication
US9027552B2 (en) 2012-07-31 2015-05-12 Covidien Lp Ventilator-initiated prompt or setting regarding detection of asynchrony during ventilation
SE536642C2 (sv) * 2012-09-24 2014-04-22 Innotek Ab System för optimal mekanisk ventilation
US9375542B2 (en) 2012-11-08 2016-06-28 Covidien Lp Systems and methods for monitoring, managing, and/or preventing fatigue during ventilation
US9289573B2 (en) 2012-12-28 2016-03-22 Covidien Lp Ventilator pressure oscillation filter
US9492629B2 (en) 2013-02-14 2016-11-15 Covidien Lp Methods and systems for ventilation with unknown exhalation flow and exhalation pressure
USD731049S1 (en) 2013-03-05 2015-06-02 Covidien Lp EVQ housing of an exhalation module
USD731048S1 (en) 2013-03-08 2015-06-02 Covidien Lp EVQ diaphragm of an exhalation module
USD692556S1 (en) 2013-03-08 2013-10-29 Covidien Lp Expiratory filter body of an exhalation module
USD693001S1 (en) 2013-03-08 2013-11-05 Covidien Lp Neonate expiratory filter assembly of an exhalation module
USD744095S1 (en) 2013-03-08 2015-11-24 Covidien Lp Exhalation module EVQ internal flow sensor
USD736905S1 (en) 2013-03-08 2015-08-18 Covidien Lp Exhalation module EVQ housing
USD731065S1 (en) 2013-03-08 2015-06-02 Covidien Lp EVQ pressure sensor filter of an exhalation module
USD701601S1 (en) 2013-03-08 2014-03-25 Covidien Lp Condensate vial of an exhalation module
US9358355B2 (en) 2013-03-11 2016-06-07 Covidien Lp Methods and systems for managing a patient move
US9981096B2 (en) 2013-03-13 2018-05-29 Covidien Lp Methods and systems for triggering with unknown inspiratory flow
US9950135B2 (en) 2013-03-15 2018-04-24 Covidien Lp Maintaining an exhalation valve sensor assembly
US10064583B2 (en) 2013-08-07 2018-09-04 Covidien Lp Detection of expiratory airflow limitation in ventilated patient
US9675771B2 (en) 2013-10-18 2017-06-13 Covidien Lp Methods and systems for leak estimation
US9808591B2 (en) 2014-08-15 2017-11-07 Covidien Lp Methods and systems for breath delivery synchronization
US20160058346A1 (en) * 2014-09-02 2016-03-03 General Electric Company Determination of arterial co2 partial pressure
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
USD775345S1 (en) 2015-04-10 2016-12-27 Covidien Lp Ventilator console
US10765822B2 (en) 2016-04-18 2020-09-08 Covidien Lp Endotracheal tube extubation detection
CN110049799B (zh) 2017-11-14 2022-04-26 柯惠有限合伙公司 用于驱动压力自发通气的方法和系统
CA3132649A1 (en) * 2019-03-05 2020-09-10 Medipines Corporation Ventilator setting adjustment system
EP3721804A1 (de) * 2019-04-11 2020-10-14 Obi ApS Identifizierung und quantifizierung einer beatmungsstörung, die eine fehlmessung des arteriellen säure-base-status bewirkt
US11672934B2 (en) 2020-05-12 2023-06-13 Covidien Lp Remote ventilator adjustment

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3927670A (en) * 1973-01-05 1975-12-23 Stephen Z Turney Automatic respiratory gas monitoring system
US4269196A (en) * 1977-04-05 1981-05-26 Toms Norman D Pediatric tidal volume indicator and ventilator adaptation
DE2926747C2 (de) * 1979-07-03 1982-05-19 Drägerwerk AG, 2400 Lübeck Beatmungsanlage mit von Patientenwerten gesteuertem Beatmungsgerät
US4368740A (en) * 1980-11-03 1983-01-18 Binder Andy S Physiologic analyzer
US4393869A (en) * 1981-06-22 1983-07-19 Canadian Patents & Development Limited Electronically controlled respirator
US4423739A (en) * 1981-08-24 1984-01-03 Andros Analyzers Incorporated End tidal carbon dioxide gas analyzer
FR2517961A1 (fr) * 1981-12-11 1983-06-17 Synthelabo Biomedical Procede et dispositif pour commander la respiration artificielle
US4941476A (en) * 1986-09-29 1990-07-17 Joseph Fisher Non-invasive method and apparatus for measuring mixed venous blood carbon dioxide pressure (PVC02) and other physiological variables
US5129401A (en) * 1986-10-17 1992-07-14 Nellcor, Inc. Method for distinguishing respiratory events in a gas analyzer
US4986268A (en) * 1988-04-06 1991-01-22 Tehrani Fleur T Method and apparatus for controlling an artificial respirator
US5107831A (en) * 1989-06-19 1992-04-28 Bear Medical Systems, Inc. Ventilator control system using sensed inspiratory flow rate
US5320093A (en) * 1990-12-21 1994-06-14 Brigham And Women's Hospital Rapid anesthesia emergence system using closed-loop PCO2 control

Also Published As

Publication number Publication date
WO1992004865A1 (en) 1992-04-02
CA2092703C (en) 1998-06-30
EP0549685A1 (de) 1993-07-07
EP0549685B1 (de) 1999-12-08
EP0549685A4 (en) 1997-12-29
CA2092703A1 (en) 1992-03-20
US5402796A (en) 1995-04-04
DE69131836D1 (de) 2000-01-13
JP2688453B2 (ja) 1997-12-10
JPH06502090A (ja) 1994-03-10

Similar Documents

Publication Publication Date Title
DE69131836D1 (de) Regelkreis zur überwachung des arteriellen co 2-gehaltes
DE69033545D1 (de) Schaltungsanordnung zur Amplitudenregelung
NO176862C (no) Röykeartikkel
MX9100133A (es) Disposicion de circuito.
DE69223310D1 (de) Schaltkreis zur Feuchtigkeitserfassung
DE59202484D1 (de) Schaltung zur Überwachung von Verbrauchern.
GB9103243D0 (en) Moisture indicator
DE69212930D1 (de) Überwachung von Filmbildner
DE58908705D1 (de) Schaltungsanordnung zur Produktsummenberechnung.
DE69222376T2 (de) Sauerstoffindikator
DE69128652T2 (de) Steuerschaltung
DE59108804D1 (de) Schaltungsanordnung zur Bitratenanpassung
DE69113581D1 (de) Schaltung zur Detektion des Bewegungssignals.
NL188138C (nl) Kaasplank.
DE59000263D1 (de) Steuersignalgeber.
GB9010012D0 (en) Low bridge warning
DE69121097T2 (de) Gewindeanordnung
KR890021909U (ko) 115/230vac 자동 선택회로
BR7102873U (pt) Prancha manual
BR7001041U (pt) Toten giratorio luminoso
KR920002044U (ko) 때밀이구
KR890017172U (ko) 때밀이구
RU1821801C (en) Jump monitoring device
GB9116873D0 (en) Coagulation monitoring device
GB9111029D0 (en) Coagulation monitoring device

Legal Events

Date Code Title Description
8364 No opposition during term of opposition