WO2014095736A1 - Dispositif d'administration d'une thérapie à haut débit - Google Patents

Dispositif d'administration d'une thérapie à haut débit Download PDF

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Publication number
WO2014095736A1
WO2014095736A1 PCT/EP2013/076723 EP2013076723W WO2014095736A1 WO 2014095736 A1 WO2014095736 A1 WO 2014095736A1 EP 2013076723 W EP2013076723 W EP 2013076723W WO 2014095736 A1 WO2014095736 A1 WO 2014095736A1
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WO
WIPO (PCT)
Prior art keywords
unit
pressure
air
hose
lumen
Prior art date
Application number
PCT/EP2013/076723
Other languages
German (de)
English (en)
Inventor
Gunther Weiszl
Original Assignee
Linde Aktiengesellschaft
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 Linde Aktiengesellschaft filed Critical Linde Aktiengesellschaft
Publication of WO2014095736A1 publication Critical patent/WO2014095736A1/fr

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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
    • A61M16/06—Respiratory or anaesthetic masks
    • A61M16/0666—Nasal cannulas or tubing
    • A61M16/0672—Nasal cannula assemblies for oxygen therapy
    • 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
    • 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
    • A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
    • 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
    • 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
    • A61M16/16—Devices to humidify the respiration air
    • 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
    • A61M16/0875—Connecting 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
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
    • A61M16/108—Preparation of respiratory gases or vapours by influencing the temperature before being humidified or mixed with a beneficial agent
    • 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
    • A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
    • A61M16/1095—Preparation of respiratory gases or vapours by influencing the temperature in the connecting 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
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/02—Gases
    • A61M2202/0208—Oxygen
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/13—General characteristics of the apparatus with means for the detection of operative contact with patient, e.g. lip sensor
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/18—General characteristics of the apparatus with alarm
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3368—Temperature
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/36—General characteristics of the apparatus related to heating or cooling
    • A61M2205/3633—General characteristics of the apparatus related to heating or cooling thermally insulated
    • 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
    • A61M2230/40—Respiratory characteristics
    • A61M2230/42—Rate

Definitions

  • the invention relates to a device for administering a high-flow therapy according to the preamble of patent claim 1.
  • HFT high-flow or high-flow humidification therapy
  • nasal cannulas can easily fall off the nose of a patient, thus impairing the effectiveness of HFT therapy.
  • HFT therapy a condition in which patients who are unable to re-insert the nasal cannula into the nose, for example premature babies or patients who are not conscious, this can lead to significant problems or emergencies.
  • the object of the invention is therefore to provide a device for administering an HFT therapy, with which problematic states or emergencies can be detected in a simple manner.
  • a device for administering a high-flow therapy with the features of patent claim 1.
  • the device according to the invention it is possible in a simple manner to detect a pressure applied in a tube unit of the device via which respiratory gas is supplied to a patient. This pressure is determined by the flow resistance of the respiratory gas in the tubing and the nasal canals and the flow resistance in the respiratory tract of the patient. This back pressure is built up against the pressure caused by the breathing gas flowing through the hose unit. This back pressure must therefore be overcome in order to ensure a flow of breathing gas to the patient.
  • the pressure sensor for detecting the pressure prevailing in the hose unit is arranged in particular in the hose unit, in particular a lumen of the hose unit.
  • the counting of the characteristic pressure fluctuations during a certain time window can be used to calculate and display the respiratory rate.
  • An exceeding or falling short of given limit values of the respiratory frequency can generate corresponding warning signals by taking advantage of the device according to the invention or it is possible to initiate countermeasures.
  • it may also be arranged at other suitable positions of the device according to the invention, for example in a region in which the composition of the respiratory gas has already been provided in the desired manner, e.g. from individual gases, but not moistened yet.
  • the pressure sensor provided according to the invention cooperates with a computing device and a device for generating an alarm signal such that when the pressure threshold value, pressure amplitude threshold value and / or pressure frequency threshold value are exceeded or undershot at least one alarm signal is issued.
  • a computing device and a device for generating an alarm signal such that when the pressure threshold value, pressure amplitude threshold value and / or pressure frequency threshold value are exceeded or undershot at least one alarm signal is issued.
  • a wide variety of medical conditions can be detected in a simple manner, and corresponding alarm signals can be triggered. It is possible, for example, to trigger different alarm signals depending on the exceeded or undershot threshold value.
  • Decisive for the calculation of the presettable threshold values are preferably the flow rate of the respiratory gas, the composition of the respiratory gas and the selected hose length diameters and types.
  • the backpressure that results depending on the size and constitution of the patient is preferably identified by the controller.
  • the tube unit connecting the supply unit to the patient has an inner lumen for transporting breathing gas to the patient, and an outer lumen surrounding the inner lumen for transporting the inner lumen from the environment of the patient
  • Hose unit heat insulating gas, in particular for the transport of heated air on.
  • the supply unit has an oxygen supply device and an air supply device and means for mixing air and oxygen to provide a suitable respiratory gas.
  • a breathing gas provided in this way is introduced into the hose unit, in particular the inner lumen of the hose unit.
  • an additional line which is connected to the outer lumen of the hose unit, and which is arranged such that air from the air supply device is introduced into the externa ßere lumen.
  • a heating unit for heating oxygen supplied by the oxygen supply device and / or air provided by the air supply device.
  • the device according to the invention preferably has a moistening unit for moistening respiratory gas.
  • Figure 1 shows a schematic, greatly simplified view of a preferred embodiment of the device according to the invention
  • Figure 2 shows a schematic side view of another preferred embodiment of the device according to the invention
  • FIG. 3 shows various pressure values in a hose unit, which are detected according to the invention during a high-flow therapy, through which breathing gas is supplied to a patient.
  • the device 100 has a supply unit 110 for supplying breathing gas and a hose unit 120 (corresponding to a distal end 120b of the hose unit) connected to a proximal end of the supply unit. Via the hose unit 120, a respiratory gas supplied and processed is supplied to a patient in the supply unit 1, as will be explained further below.
  • the tube unit 120 is connectable to a nasal cannula designated 190.
  • the tube unit 120 is formed with a pressure sensor 300, by means of which pressure, which is present in the interior of the tube unit 120 during the transport of breathing gas from the supply unit 1 10 through the tube unit 120 to the patient, is detected.
  • the flow of gas provided by the tubing unit 120 to the patient during high-flow therapy must overcome a back pressure caused by the tubing unit 120, the proximal adjacent nasal cannula 190, and the patient's airway. As a result, slight pressure prevails in the hose unit 120 (or in its lumen).
  • the value over time of this (over) pressure present in a high-flow therapy in the hose unit is designated by pi in FIG.
  • the ambient pressure is designated Pamb.
  • a phase of slightly increased pressure which is caused, for example, by a passive exhalation with concomitant emptying of the lung and a corresponding increase in the back pressure, is designated 304.
  • the computing unit 310 connected to the pressure sensor 300 activates the alarm device 320 which outputs a corresponding alarm signal.
  • a first characteristic alarm signal is output.
  • the pressures Pi, P 2 as well as the depressurization 302 or pressure increases 304 occurring during respiration depend on the respiratory gas used, in which case flow, temperature and oxygen concentration play a role, and on the physiological conditions of an individual patient. Furthermore, environmental influences such as ambient pressure and ambient temperature can be used for the evaluation.
  • the device 100 has a supply unit 110 for supplying respiratory gas and a hose unit 1 20 (corresponding to a distal end 120b of the hose unit) connected to a proximal end of the supply unit. Via the hose unit 120, a respiratory gas supplied and processed is supplied to a patient in the supply unit 1, as will be explained further below.
  • the tube unit 120 can be connected to a nasal cannula, which is shown purely schematically and designated by 1 90.
  • the supply unit 110 has an oxygen supply device 150 and an air supply device 152.
  • the oxygen supply device 150 may be, for example, a suitable oxygen pressure vessel.
  • the air supply device 152 may also be formed as a pressure vessel, wherein particularly preferred is the combination of a suction pump with a compressor for the utilization of ambient air. Air from the air supply device 152 and oxygen from the oxygen supply device 150 is fed via respective lines 181 and 182 in a desired ratio in a line 183 in which a mixture of oxygen and air takes place.
  • control valves 175, 176 are respectively formed in the supply lines 181, 182 and can be controlled by a control device 101 shown schematically.
  • the line 183 is connected to a line 184, via which water vapor generated in a moistening unit 160 can be introduced into the line 183 for moistening the respiratory gas.
  • the supply lines 181, 182 and / or the line 183 are formed with a heating unit 170, by means of which the oxygen supply device 150 and the air supply device 152 exiting or the line 183 flowing through gases to a desired temperature, preferably body temperature or higher, are warm.
  • a respiratory gas heated to body temperature and having an air humidity of up to 100% can be provided by the oxygen supply device 150, the air supply device 152, the moistening unit 160 and the heating unit 170.
  • the supply unit 110 is, as mentioned, coupled to the hose unit 120.
  • This tube unit has an inner lumen 186 and a concentrically surrounding outer lumen 187 on.
  • the inner lumen 186 is connected to the conduit 183 so that in the supply unit provided breathing gas can be transported via the tube unit 120 to the patient.
  • line 181 branches off an additional line 185.
  • a further control valve 177 is provided in this additional line 185.
  • This additional line 185 is connected to the outer lumen 187 of the hose unit 120.
  • air heated by the heating device 170 can thus be conducted from the air supply device 152 in a controllable or controllable manner into the outer lumen 187 of the hose unit 120.
  • an effective heat insulation for the inner lumen with respect to the environment is provided.
  • the humidified and preferably 100% air humidity-containing breathing gas does not condense in the inner lumen 186. It can thus be ensured that respiratory gas leaving the proximal end 120a of the tube unit 120 and entering the nasal cannula 190 essentially retains the temperature and humidity provided by the supply unit 110.
  • the provided air exits the outer lumen 187 into the ambient air.
  • a sponge insert 195 is provided in the outlet region of the outer lumen 187. Instead of such a sponge insert, it would also be possible to use suitable flow flaps.
  • the breathing air exiting the inner lumen 186 at the proximal end 120a enters the nasal cannula 190 connected to the patient.
  • the air entering the patient via the nasal cannula 190 has an optimum temperature (essentially body temperature) and moisture (essentially 100% atmospheric humidity).
  • This can be used, for example, to achieve heat from the respiratory gas during transport through the inner lumen receives air flowing through the outer lumen and is thus further heated during passage through the inner lumen 186 of the hose unit 120.
  • the temperature of the breathing gas could be chosen correspondingly lower when entering the inner lumen.
  • the air for the outer lumen 187 and for the provision of the desired breathing gas in the inner lumen can be provided from the same source, namely the air supply device 152. It can thus be exploited the easy availability of ambient air, which can be provided and processed in a very inexpensive manner.
  • the inner and outer lumen tube unit 120 may be connected to the supply unit 110 at a suitable interface which provides respiratory gas and air in a correspondingly coaxial manner. This requires only a single compound, which is an improvement over conventional solutions using two compounds, for example for breathing gas and heated water.
  • the angular orientation of such a connection can be chosen essentially arbitrary.
  • a simple hose connection such as used for single-lumen tubing, is sufficient.
  • conical connectors could be used.
  • interruption of the therapy ie the supply of breathing gas to a patient is possible in a particularly simple manner, without having to interrupt the flow of heated air through the outer lumen 187.
  • the insulating effect can be maintained in a simple manner, wherein, for example, breathing gas remaining in the inner lumen is not subjected to excitation.
  • the pressure sensor 300 is disposed within the inner lumen 186 in this embodiment. By avoidable with this embodiment condensation or excitation damage to the pressure sensor 300 can be effectively avoided.
  • the formation of the tube unit with an inner and an outer ßeren lumen proves to be more robust than conventional tube units with only one lumen, so that the pressure sensor is exposed to a lower load when bending or bending the hose unit.
  • a pressure sensor arranged in the inner lumen is also better protected against external mechanical influences due to the double wall (wall of the inner lumen and wall of the outer lumen).

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)
  • Otolaryngology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

L'invention concerne un dispositif d'administration d'un gaz respiratoire, en particulier d'une thérapie à haut débit. Ce dispositif est pourvu d'une unité d'alimentation (110) permettant de fournir un gaz respiratoire et d'une unité tuyau flexible (120), laquelle est reliée par son extrémité distale à une sortie de l'unité d'alimentation (110). Le gaz respiratoire est amené à un patient par l'extrémité proximale de l'unité tuyau flexible (120) à une pression/première pression pouvant être prédéfinie, un capteur de pression (300) étant disposé dans l'unité tuyau flexible.
PCT/EP2013/076723 2012-12-17 2013-12-16 Dispositif d'administration d'une thérapie à haut débit WO2014095736A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012223446.2 2012-12-17
DE102012223446.2A DE102012223446A1 (de) 2012-12-17 2012-12-17 Vorrichtung zur Verabreichung einer High-Flow-Therapie

Publications (1)

Publication Number Publication Date
WO2014095736A1 true WO2014095736A1 (fr) 2014-06-26

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ID=49880725

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Application Number Title Priority Date Filing Date
PCT/EP2013/076723 WO2014095736A1 (fr) 2012-12-17 2013-12-16 Dispositif d'administration d'une thérapie à haut débit

Country Status (2)

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DE (1) DE102012223446A1 (fr)
WO (1) WO2014095736A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016145483A1 (fr) 2015-03-13 2016-09-22 Resmed Limited Appareil et procédé de traitement respiratoire
US9486599B2 (en) 2008-04-30 2016-11-08 Resmed R&D Germany Gmbh Apparatus and method for controlled delivery of a breathing gas to the respiratory tracts of a user

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020121871A1 (de) 2020-08-20 2022-02-24 Drägerwerk AG & Co. KGaA Beatmungsgerät für High-Flow-Sauerstofftherapie

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463755A (en) * 1981-05-18 1984-08-07 Terumo Corporation Breathing circuit
EP1767235A2 (fr) * 2005-09-21 2007-03-28 General Electric Company Appareil pour la ventilation arificielle
US20080142019A1 (en) * 2005-09-12 2008-06-19 Lewis Charles A High flow therapy device utilizing a non-sealing respiratory interface and related methods
WO2009146484A1 (fr) * 2008-06-05 2009-12-10 Resmed Ltd Traitement d’affections respiratoires
US20100078026A1 (en) * 2008-09-30 2010-04-01 Nellcor Puritan Bennett Llc Supplemental gas safety system for a breathing assistance system
US20110265795A1 (en) * 2008-03-26 2011-11-03 Kyusyu Institute Of Technology Maintenance and management system for endotracheal tube in intubation
WO2012098303A1 (fr) * 2011-01-20 2012-07-26 L'air Liquide,Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dispositif et procédé de détection d'eau condensée dans le passage de gaz d'une installation de traitement de l'apnée obstructive du sommeil

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463755A (en) * 1981-05-18 1984-08-07 Terumo Corporation Breathing circuit
US20080142019A1 (en) * 2005-09-12 2008-06-19 Lewis Charles A High flow therapy device utilizing a non-sealing respiratory interface and related methods
EP1767235A2 (fr) * 2005-09-21 2007-03-28 General Electric Company Appareil pour la ventilation arificielle
US20110265795A1 (en) * 2008-03-26 2011-11-03 Kyusyu Institute Of Technology Maintenance and management system for endotracheal tube in intubation
WO2009146484A1 (fr) * 2008-06-05 2009-12-10 Resmed Ltd Traitement d’affections respiratoires
US20100078026A1 (en) * 2008-09-30 2010-04-01 Nellcor Puritan Bennett Llc Supplemental gas safety system for a breathing assistance system
WO2012098303A1 (fr) * 2011-01-20 2012-07-26 L'air Liquide,Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dispositif et procédé de détection d'eau condensée dans le passage de gaz d'une installation de traitement de l'apnée obstructive du sommeil

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9486599B2 (en) 2008-04-30 2016-11-08 Resmed R&D Germany Gmbh Apparatus and method for controlled delivery of a breathing gas to the respiratory tracts of a user
WO2016145483A1 (fr) 2015-03-13 2016-09-22 Resmed Limited Appareil et procédé de traitement respiratoire
CN107427655A (zh) * 2015-03-13 2017-12-01 瑞思迈有限公司 呼吸治疗装置及方法
EP3268073A4 (fr) * 2015-03-13 2018-12-19 ResMed Limited Appareil et procédé de traitement respiratoire
CN107427655B (zh) * 2015-03-13 2020-11-24 瑞思迈私人有限公司 呼吸治疗装置及方法
JP2023002586A (ja) * 2015-03-13 2023-01-10 レスメド・プロプライエタリー・リミテッド 高流量療法装置が患者に使用されているかを決定する方法、その遠隔プロセッサの方法、高流量療法を患者に送達する装置、および高流量療法システム

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