ATE341274T1 - Durchfluss-messgerät - Google Patents

Durchfluss-messgerät

Info

Publication number
ATE341274T1
ATE341274T1 AT94910798T AT94910798T ATE341274T1 AT E341274 T1 ATE341274 T1 AT E341274T1 AT 94910798 T AT94910798 T AT 94910798T AT 94910798 T AT94910798 T AT 94910798T AT E341274 T1 ATE341274 T1 AT E341274T1
Authority
AT
Austria
Prior art keywords
flow
flow conduit
upstream
conduit
tube protruding
Prior art date
Application number
AT94910798T
Other languages
English (en)
Inventor
Russell L Holscher
Original Assignee
Puritan Bennett Corp
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 Puritan Bennett Corp filed Critical Puritan Bennett Corp
Application granted granted Critical
Publication of ATE341274T1 publication Critical patent/ATE341274T1/de

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
    • A61M16/0051—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
    • 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
    • A61B5/087—Measuring breath flow
    • 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
    • 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
    • A61M16/0816—Joints or connectors
    • A61M16/0841—Joints or connectors for sampling
    • 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
    • A61M16/0816—Joints or connectors
    • A61M16/0841—Joints or connectors for sampling
    • A61M16/0858—Pressure sampling ports
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices
    • G01F1/46—Pitot tubes
    • 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
    • A61M16/06—Respiratory or anaesthetic masks
    • A61M16/0666—Nasal cannulas or tubing
    • 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
    • A61M16/06—Respiratory or anaesthetic masks
    • A61M16/0683—Holding devices therefor
    • 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
    • A61M16/0003—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
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0036—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the breathing tube and used in both inspiratory and expiratory phase

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Physics & Mathematics (AREA)
  • Emergency Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of Radiation (AREA)
  • Paper (AREA)
  • Details Of Garments (AREA)
AT94910798T 1993-03-01 1994-03-01 Durchfluss-messgerät ATE341274T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/025,045 US5443075A (en) 1993-03-01 1993-03-01 Flow measuring apparatus

Publications (1)

Publication Number Publication Date
ATE341274T1 true ATE341274T1 (de) 2006-10-15

Family

ID=21823747

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94910798T ATE341274T1 (de) 1993-03-01 1994-03-01 Durchfluss-messgerät

Country Status (9)

Country Link
US (1) US5443075A (de)
EP (1) EP0687161B1 (de)
JP (1) JP3595337B2 (de)
AT (1) ATE341274T1 (de)
AU (1) AU678455B2 (de)
CA (1) CA2157184C (de)
DE (1) DE69434859T2 (de)
ES (1) ES2273331T3 (de)
WO (1) WO1994020018A1 (de)

Families Citing this family (155)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69433699T2 (de) 1993-11-05 2005-03-31 Resmed Ltd., North Ryde Bestimmung der Durchgängigkeit der Luftwege
US6675797B1 (en) 1993-11-05 2004-01-13 Resmed Limited Determination of patency of the airway
US6237593B1 (en) 1993-12-03 2001-05-29 Resmed Limited Estimation of flow and detection of breathing CPAP treatment
FI954092A (fi) * 1994-09-08 1996-03-09 Weinmann G Geraete Med Menetelmä hengityslaitteen ohjaamiseksi uniapnean hoidossa
AUPN236595A0 (en) 1995-04-11 1995-05-11 Rescare Limited Monitoring of apneic arousals
AUPN394895A0 (en) 1995-07-03 1995-07-27 Rescare Limited Auto-calibration of pressure transducer offset
AUPN474195A0 (en) * 1995-08-09 1995-08-31 Rescare Limited Apparatus and methods for oro-nasal respiration monitoring
AUPN547895A0 (en) 1995-09-15 1995-10-12 Rescare Limited Flow estimation and compenstion of flow-induced pressure swings cpap treatment
CA2232546A1 (en) 1995-09-18 1997-03-27 Resmed Limited Pressure control in cpap treatment or assisted respiration
AUPN616795A0 (en) 1995-10-23 1995-11-16 Rescare Limited Ipap duration in bilevel cpap or assisted respiration treatment
AUPN973596A0 (en) 1996-05-08 1996-05-30 Resmed Limited Control of delivery pressure in cpap treatment or assisted respiration
US5789660A (en) 1996-07-15 1998-08-04 Novametrix Medical Systems, Inc. Multiple function airway adapter
AUPO163896A0 (en) 1996-08-14 1996-09-05 Resmed Limited Determination of respiratory airflow
AUPO247496A0 (en) 1996-09-23 1996-10-17 Resmed Limited Assisted ventilation to match patient respiratory need
AUPO418696A0 (en) 1996-12-12 1997-01-16 Resmed Limited A substance delivery apparatus
US6024089A (en) 1997-03-14 2000-02-15 Nelcor Puritan Bennett Incorporated System and method for setting and displaying ventilator alarms
AUPO742297A0 (en) 1997-06-18 1997-07-10 Resmed Limited An apparatus for supplying breathable gas
US5925831A (en) * 1997-10-18 1999-07-20 Cardiopulmonary Technologies, Inc. Respiratory air flow sensor
AUPP026997A0 (en) 1997-11-07 1997-12-04 Resmed Limited Administration of cpap treatment pressure in presence of apnea
USD413825S (en) * 1998-09-14 1999-09-14 Cardiopulmonary Technologies, Inc. Respiratory air flow measuring device
DE19950237A1 (de) 1999-10-19 2001-06-13 Glukomeditech Ag Vorrichtung zur Erfassung des respiratorischen Nasenstroms
ATE435677T1 (de) * 2002-11-01 2009-07-15 Fisher & Paykel Healthcare Ltd System zum nachweis der abgabe von gasen an einen patienten
JP4168417B2 (ja) 2002-11-18 2008-10-22 株式会社山武 流体検出装置
SE0203426D0 (sv) * 2002-11-20 2002-11-20 Siemens Elema Ab Anordning för passiv gassampling
SE0203427D0 (sv) 2002-11-20 2002-11-20 Siemens Elema Ab Anordning för passiv gassampling
US7878980B2 (en) 2003-06-13 2011-02-01 Treymed, Inc. Gas flow diverter for respiratory monitoring device
US7588033B2 (en) 2003-06-18 2009-09-15 Breathe Technologies, Inc. Methods, systems and devices for improving ventilation in a lung area
US7066180B2 (en) * 2003-07-09 2006-06-27 Airmatrix Technologies, Inc. Method and system for measuring airflow of nares
FR2858236B1 (fr) 2003-07-29 2006-04-28 Airox Dispositif et procede de fourniture de gaz respiratoire en pression ou en volume
US7353826B2 (en) * 2003-08-08 2008-04-08 Cardinal Health 205, Inc. Sealing nasal cannula
EP1660004A4 (de) 2003-08-18 2017-05-31 Breathe Technologies, Inc. Verfahren und vorrichtung für die nichtinvasive ventilation mit nasaler schnittstelle
FR2875138B1 (fr) 2004-09-15 2008-07-11 Mallinckrodt Dev France Sa Procede de regulation pour un humidificateur chauffant
EP1904812B1 (de) * 2005-07-14 2014-12-03 systec Controls Mess- und Regeltechnik GmbH Staudrucksonde
CA2623756A1 (en) 2005-09-20 2007-03-29 Lutz Freitag Systems, methods and apparatus for respiratory support of a patient
EP1772098B1 (de) * 2005-10-10 2014-02-26 CareFusion Germany 234 GmbH Messkopf für diagnostische Instrumente und Verfahren
US7640934B2 (en) * 2005-12-02 2010-01-05 Carefusion 2200, Inc. Infant nasal interface prong device
DE102006011900A1 (de) * 2006-03-15 2007-09-20 Viasys Healthcare Gmbh IOS-Messplatz und IOS-Messverfahren
US8021310B2 (en) 2006-04-21 2011-09-20 Nellcor Puritan Bennett Llc Work of breathing display for a ventilation system
WO2007142812A2 (en) 2006-05-18 2007-12-13 Breathe Technologies, Inc. Tracheotomy method and device
EP2068992B1 (de) 2006-08-03 2016-10-05 Breathe Technologies, Inc. Vorrichtung für minimal invasive atmungsunterstützung
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
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
EP2081491A4 (de) * 2006-10-30 2010-03-03 Cha Un Jong Verkleinertes eindirektionales atemluftstrom-messrohr
WO2008144589A1 (en) 2007-05-18 2008-11-27 Breathe Technologies, Inc. Methods and devices for sensing respiration and providing ventilation therapy
AU2008304203B9 (en) 2007-09-26 2014-02-27 Breathe Technologies, Inc. Methods and devices for treating sleep apnea
CA2700878C (en) 2007-09-26 2018-07-24 Breathe Technologies, Inc. Methods and devices for providing inspiratory and expiratory flow relief during ventilation therapy
WO2009120639A2 (en) 2008-03-27 2009-10-01 Nellcor Puritan Bennett Llc Breathing assistance systems with lung recruitment maneuvers
US8792949B2 (en) 2008-03-31 2014-07-29 Covidien Lp Reducing nuisance alarms
US8267085B2 (en) 2009-03-20 2012-09-18 Nellcor Puritan Bennett Llc Leak-compensated proportional assist ventilation
US8746248B2 (en) 2008-03-31 2014-06-10 Covidien Lp Determination of patient circuit disconnect in leak-compensated ventilatory support
US8272379B2 (en) 2008-03-31 2012-09-25 Nellcor Puritan Bennett, Llc Leak-compensated flow triggering and cycling in medical ventilators
WO2009123980A1 (en) 2008-03-31 2009-10-08 Nellcor Puritan Bennett Llc System and method for determining ventilator leakage during stable periods within a breath
US8425428B2 (en) 2008-03-31 2013-04-23 Covidien Lp Nitric oxide measurements in patients using flowfeedback
WO2009129506A1 (en) 2008-04-18 2009-10-22 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
CN102056538B (zh) 2008-06-06 2014-10-15 柯惠有限合伙公司 用于在换气系统中确定患者努力及/或呼吸参数的系统及方法
CA2734296C (en) 2008-08-22 2018-12-18 Breathe Technologies, Inc. Methods and devices for providing mechanical ventilation with an open airway interface
WO2010028148A1 (en) 2008-09-04 2010-03-11 Nellcor Puritan Bennett Llc 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
WO2010036816A1 (en) 2008-09-25 2010-04-01 Nellcor Puritan Bennett Llc 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
US8393323B2 (en) 2008-09-30 2013-03-12 Covidien Lp Supplemental gas safety system for a breathing assistance system
US8439032B2 (en) * 2008-09-30 2013-05-14 Covidien Lp Wireless communications for a breathing assistance system
US8652064B2 (en) 2008-09-30 2014-02-18 Covidien Lp Sampling circuit for measuring analytes
US8302602B2 (en) 2008-09-30 2012-11-06 Nellcor Puritan Bennett Llc Breathing assistance system with multiple pressure sensors
US8302600B2 (en) 2008-09-30 2012-11-06 Nellcor Puritan Bennett Llc Battery management for a breathing assistance system
US8585412B2 (en) 2008-09-30 2013-11-19 Covidien Lp Configurable respiratory muscle pressure generator
EP2344791B1 (de) 2008-10-01 2016-05-18 Breathe Technologies, Inc. Ventilator mit biofeedbacküberwachung und steuerung zur verbesserung der aktivität und gesundheit von patienten
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
AU2010213352B2 (en) * 2009-02-11 2013-04-04 ResMed Pty Ltd Acoustic detection for respiratory treatment apparatus
US8424521B2 (en) 2009-02-27 2013-04-23 Covidien Lp Leak-compensated respiratory mechanics estimation in medical ventilators
US8434479B2 (en) 2009-02-27 2013-05-07 Covidien Lp Flow rate compensation for transient thermal response of hot-wire anemometers
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
CN102481425A (zh) 2009-04-02 2012-05-30 呼吸科技公司 使用外管内的气体传输管嘴进行无创开放式通气的方法、系统和装置
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
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
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
US8469031B2 (en) 2009-12-01 2013-06-25 Covidien Lp Exhalation valve assembly with integrated filter
US8469030B2 (en) 2009-12-01 2013-06-25 Covidien Lp Exhalation valve assembly with selectable contagious/non-contagious latch
US8439036B2 (en) 2009-12-01 2013-05-14 Covidien Lp Exhalation valve assembly with integral flow sensor
US8439037B2 (en) 2009-12-01 2013-05-14 Covidien Lp Exhalation valve assembly with integrated filter and flow sensor
US8421465B2 (en) 2009-12-02 2013-04-16 Covidien Lp Method and apparatus for indicating battery cell status on a battery pack assembly used during mechanical ventilation
US8424523B2 (en) * 2009-12-03 2013-04-23 Covidien Lp Ventilator respiratory gas accumulator with purge valve
US20110132369A1 (en) 2009-12-04 2011-06-09 Nellcor Puritan Bennett Llc Ventilation System With System Status Display
US9814851B2 (en) 2009-12-04 2017-11-14 Covidien Lp Alarm indication system
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
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
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
US8539949B2 (en) 2010-04-27 2013-09-24 Covidien Lp Ventilation system with a two-point perspective view
US8453643B2 (en) 2010-04-27 2013-06-04 Covidien Lp Ventilation system with system status display for configuration and program information
US8511306B2 (en) 2010-04-27 2013-08-20 Covidien Lp Ventilation system with system status display for maintenance and service 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
US8607791B2 (en) 2010-06-30 2013-12-17 Covidien Lp Ventilator-initiated prompt regarding auto-PEEP detection during pressure ventilation
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
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
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
US8676285B2 (en) 2010-07-28 2014-03-18 Covidien Lp Methods for validating patient identity
AU2011292111B2 (en) 2010-08-16 2015-03-26 Breathe Technologies, Inc. Methods, systems and devices using LOX to provide ventilatory support
US8554298B2 (en) 2010-09-21 2013-10-08 Cividien LP Medical ventilator with integrated oximeter data
EP3360594B1 (de) 2010-09-30 2023-07-19 Breathe Technologies, Inc. Systeme und vorrichtungen zum befeuchten der atemwege
US8844537B1 (en) 2010-10-13 2014-09-30 Michael T. Abramson System and method for alleviating sleep apnea
US8595639B2 (en) 2010-11-29 2013-11-26 Covidien Lp Ventilator-initiated prompt regarding detection of fluctuations in resistance
US8757153B2 (en) 2010-11-29 2014-06-24 Covidien Lp Ventilator-initiated prompt regarding detection of double triggering during ventilation
US8757152B2 (en) 2010-11-29 2014-06-24 Covidien Lp Ventilator-initiated prompt regarding detection of double triggering during a volume-control breath type
US8788236B2 (en) 2011-01-31 2014-07-22 Covidien Lp Systems and methods for medical device testing
US8676529B2 (en) 2011-01-31 2014-03-18 Covidien Lp Systems and methods for simulation and software 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
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
US8844526B2 (en) 2012-03-30 2014-09-30 Covidien Lp Methods and systems for triggering with unknown base flow
US9327089B2 (en) 2012-03-30 2016-05-03 Covidien Lp Methods and systems for compensation of tubing related loss effects
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
FR2993783B1 (fr) * 2012-07-26 2015-06-05 Protecsom Dispositif d'inhalation pour l'administration de substance medicamenteuse lors d'un traitement par inhalation
US9027552B2 (en) 2012-07-31 2015-05-12 Covidien Lp Ventilator-initiated prompt or setting regarding detection of asynchrony during 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
USD736905S1 (en) 2013-03-08 2015-08-18 Covidien Lp Exhalation module EVQ housing
USD744095S1 (en) 2013-03-08 2015-11-24 Covidien Lp Exhalation module EVQ internal flow sensor
USD692556S1 (en) 2013-03-08 2013-10-29 Covidien Lp Expiratory filter body of an exhalation module
USD731065S1 (en) 2013-03-08 2015-06-02 Covidien Lp EVQ pressure sensor filter of an exhalation module
USD693001S1 (en) 2013-03-08 2013-11-05 Covidien Lp Neonate expiratory filter assembly of an exhalation module
USD701601S1 (en) 2013-03-08 2014-03-25 Covidien Lp Condensate vial of an exhalation module
USD731048S1 (en) 2013-03-08 2015-06-02 Covidien Lp EVQ diaphragm 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
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
US20180042409A1 (en) * 2016-08-10 2018-02-15 Mark R. Johnson Ventilated pillow
US20190099576A1 (en) * 2016-12-05 2019-04-04 Medipines Corporation Breathing tube assembly for respiratory gas measurement for steady-state breathing
US10792449B2 (en) 2017-10-03 2020-10-06 Breathe Technologies, Inc. Patient interface with integrated jet pump
EP3656431B1 (de) 2017-11-14 2021-03-31 Covidien LP Systeme zur antriebsdruckspontanentlüftung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312106A (en) * 1964-12-07 1967-04-04 Davis Merlin Flow meter
US4047521A (en) * 1975-11-04 1977-09-13 Carl Kramer Rate-of-flow meter, particularly for diagnostic spirometry
US4896541A (en) * 1979-05-21 1990-01-30 Vortran Corporation Vortex generating mass flowmeter
FR2457675A1 (fr) * 1979-05-29 1980-12-26 Research Dev Corp Pneumotachographe a tubes de pitot
SU888937A1 (ru) * 1979-12-28 1981-12-15 Всесоюзный Научно-Исследовательский Институт Медицинского Приборостроения Пневмотахограф
DE3038180A1 (de) * 1980-10-09 1982-05-27 IWK Regler und Kompensatoren GmbH, 7513 Stutensee Vorrichtung zum messen des differenzdruckes

Also Published As

Publication number Publication date
DE69434859D1 (de) 2006-11-16
AU678455B2 (en) 1997-05-29
WO1994020018A1 (en) 1994-09-15
JP3595337B2 (ja) 2004-12-02
DE69434859T2 (de) 2007-03-08
ES2273331T3 (es) 2007-05-01
CA2157184C (en) 2004-09-21
CA2157184A1 (en) 1994-09-15
US5443075A (en) 1995-08-22
JPH08507379A (ja) 1996-08-06
EP0687161B1 (de) 2006-10-04
EP0687161A1 (de) 1995-12-20
EP0687161A4 (de) 1998-10-21
AU6356594A (en) 1994-09-26

Similar Documents

Publication Publication Date Title
ATE341274T1 (de) Durchfluss-messgerät
TW548396B (en) Noise reducing differential pressure measurement probe
GB0029055D0 (en) Apparatus for and method of measuring the flow of a multi-phase fluid
IT1252600B (it) Sistema flussometrico per gas di respirazione
WO1999015859A3 (en) Gas flow rate measurement apparatus and method
US3874234A (en) Vortex shedding flowmeter
US7228750B2 (en) Apparatus and method for measuring fluid flow
ES2027121A6 (es) Dispositivo de venturi.
US20020178837A1 (en) Apparatus and method for measuring fluid flow
DE3481726D1 (de) Durchflussmengenmesser.
EP1020712A4 (de) Coriolis-massendurchflussmesser und verfahren zu seiner herstellung
TW580565B (en) Purge type vortex flowmeter
DE69922663D1 (de) Vorrichtung zur messung einer volumenflüssigkeitsströmung in einem rohr
US4545260A (en) Apparatus for measuring fluid flow rate in a two-phase fluid stream
JPH0211847B2 (de)
CA1051223A (en) Fluid flow measuring device
JPS6454220A (en) Small laminar flowmeter
CN212082475U (zh) 一种流量测量装置
WO2004046660A3 (en) An apparatus and method for providing a flow measurement compensated for entrained gas
US20040074313A1 (en) Apparatus and method for measuring fluid flow
US3981192A (en) Fluid pressure sensing apparatus
CN208860410U (zh) 一种全截面矩阵分体式防堵耐磨流量测量装置
JPS5944581B2 (ja) 磁気圧力式酸素分析計
JPH0115365Y2 (de)
SU1129494A1 (ru) Первичный преобразователь расхода

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties