WO2003018096A1 - Vorrichtung zur zufuhr eines atemgases und verfahren zur steuerung derselben - Google Patents
Vorrichtung zur zufuhr eines atemgases und verfahren zur steuerung derselben Download PDFInfo
- Publication number
- WO2003018096A1 WO2003018096A1 PCT/EP2002/009147 EP0209147W WO03018096A1 WO 2003018096 A1 WO2003018096 A1 WO 2003018096A1 EP 0209147 W EP0209147 W EP 0209147W WO 03018096 A1 WO03018096 A1 WO 03018096A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- breathing gas
- breathing
- gas
- humidification
- humidity
- Prior art date
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
- A61M16/10—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
- A61M16/021—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
- A61M16/109—Preparation of respiratory gases or vapours by influencing the temperature the humidifying liquid or the 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
- A61M16/14—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
- A61M16/161—Devices to humidify the respiration air with means for measuring the humidity
-
- 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
- A61M2205/35—Communication
- A61M2205/3546—Range
- A61M2205/3561—Range local, e.g. within room or hospital
-
- 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
- A61M2205/35—Communication
- A61M2205/3576—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver
- A61M2205/3584—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver using modem, internet or bluetooth
-
- 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
- A61M2230/205—Blood composition characteristics partial oxygen pressure (P-O2)
-
- 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
- A61M2230/43—Composition of exhalation
- A61M2230/432—Composition of exhalation partial CO2 pressure (P-CO2)
Definitions
- the invention relates to a device for supplying a breathing gas and a method for controlling the same.
- a breathing gas for example filtered ambient air
- a breathing gas pressure in the range of 4 to 18 mbar above the ambient pressure makes it possible to prevent any obstructions in the area of the upper respiratory tract.
- the pressure of the breathing gas in a defined manner. In particular, it is possible to control the pressure in such a way that lower breathing gas pressures prevail during the experiment phases than during the inspiration phases. It is also possible to adjust the respiratory gas pressure in such a way that, for example, an increased respiratory gas pressure is not adjusted until the person to be ventilated is in a predetermined sleep stage. It is also possible to load the breathing gas supplied to the patient with selected additives, in particular to moisten it.
- the breathing gas can be humidified by bringing it into contact with heated water. The degree of humidification of the breathing gas can be adjusted via the temperature of the humidification water.
- the invention has for its object to provide a device and a method for supplying a breathing gas to a breathing person, whereby an improved physiological tolerance of the breathing gas supply is achieved.
- This object is achieved according to the invention by a device with the features specified in patent claim 1.
- the sensor device for generating a signal which is indicative of the absolute and / or relative humidity of the breathing gas is arranged in the region of a breathing mask provided for supplying the breathing gas.
- a sensor device for generating a signal which is indicative of the moisture state of the breathing gas at the outlet of an air humidification device.
- the combined consideration of an air-moisture signal generated in the output area of an air humidification device and an air-moisture signal generated in the patient or mask area makes it possible to check whether an inadmissibly strong change occurs in the area of a breathing gas line device provided between the respiratory mask and the humidifier device of the moisture state of the breathing gas, in particular water precipitation.
- a temperature detection device provided in the area of the respiratory mask
- a sensor device provided in the area of the patient for detecting a signal that is indicative of the respiratory gas moisture state, it is advantageously possible to distinguish between experimental moisture states and inspiratory moisture states.
- the humidity states determined for the respective breathing phases can be taken into account when regulating the breathing gas humidification on the basis of a predetermined or preferably adaptively adapted control procedure.
- the solution according to the invention makes it possible to reduce the proportion of water in droplets in the breathing gas. This reliably prevents any germs from being transported over water drops.
- the sensor device is arranged in the area of a breathing gas line system close to the patient. This advantageously makes it possible to record the humidity state of the breathing gas that is actually relevant for the user.
- the sensor device is arranged in the area of a breathing mask, in particular integrated into the breathing mask.
- the sensor device is preferably designed in such a way that its measurement dynamics are considerably higher than the patient's respiratory rate. This makes it possible to specifically record the moisture state of the breathing gas for the respective breathing phases.
- the measured values relating to the respiratory gas moisture, which are recorded for the expiration phase and for the inspiration phase can be evaluated by a preferably adaptively optimized control procedure.
- the sensor device can also be arranged in the area of the humidification device, so that the humidity state of the breathing gas can be detected directly via the sensor device and the operating behavior of the humidification device can be coordinated with a view to a desired desired breathing gas humidity level in consideration of the current breathing gas humidity can.
- the sensor device comprises an electrical sensor element, an electronic circuit being provided in the area of this sensor element for generating a data sequence via which the respiratory gas moisture measurement signals detected by the sensor element can be transmitted in coded form.
- the sensor element is preferably constructed in such a way that it detects the respiratory gas moisture on the basis of inductive, capacitive and / or thermal interaction effects.
- the sensor device also generates a signal indicative of the temperature of the breathing gas. If this is not the case, it is possible to use a suitable one for detecting the temperature of the breathing gas
- the measuring device should preferably also be arranged in the immediate vicinity of the sensor element.
- the sensor device for detecting the breathing gas moisture in the area of the humidification device and to provide a temperature detection device in the area near the patient.
- a temperature detection device On the basis of the respiratory gas / moisture state detected in the area of the humidification device and the respiratory gas temperature recorded in the area of the patient, it is possible to detect the relative humidity of the respiratory gas applied to the patient.
- the measurement values recorded by the temperature detection device or also by the humidity sensor device can be taken into account in addition to the activation of the humidification device and also when the delivery device is activated. It is thus possible, on the basis of the measured values generated by the moisture sensor device and / or temperature detection device, to carry out a breath phase detection and to modulate the respiratory gas pressure in accordance with the detected breath phases.
- a desired respiratory gas moisture value relevant for the operation of the humidification device is preferably determined taking into account a data record, in particular an adaptively optimized data field, which takes into account the sleep state of the patient, his breath volume and, for example, also his sleep position, in particular his degree of neck twisting. It is thus possible, for example, to control lower respiratory gas moisture levels within periods in which the patient is in a lateral position than, for example, when a breathing gas supply is supine.
- the adjustment of the humidification output of the humidification device is preferably carried out by changing the temperature of the humidification water which comes into contact with the breathing gas.
- the humidification performance of the To change the humidification device for example, by changing the effective water surface available for humidification. It is also possible to set the breathing gas temperature, in particular the temperature of the breathing gas before it comes into contact with the humidification water in a defined manner.
- An embodiment of the invention which is advantageous with regard to a particularly precise conditioning of the breathing gas with regard to the moisture contained therein is given in that, if necessary, only a partial stream of the breathing gas is brought into contact with the dampening water, the ratio of the breathing gas which has come into contact with the dampening water - Partial flow and the breathing gas partial flow led past the humidification device, the breathing gas moisture is determined. It is possible to conduct the line through the humidification device in such a way that a breathing gas pushed back through the humidification device during an expiration phase does not come into contact with the humidification water.
- a transmitter is provided in the area of the sensor device for detecting the respiratory gas moisture for wireless transmission of the data sequence generated with respect to the respiratory gas moisture.
- a transmission device can be designed, for example, as a blue tooth transmission device. It is also possible to transmit the signals generated by the sensor device back to the humidification device optically, in particular as infrared signals.
- a breathing gas line made of a material which is at least transparent in the infrared range, it is possible to use the breathing gas hose line as a light guide via which the signals generated by the sensor device to the humidification device or can be transmitted to a control device provided for controlling the humidification device.
- the object specified at the outset is further achieved according to the invention by a method for supplying a breathing gas to a patient, in which the breathing gas is introduced and moistened by means of a delivery device in a line system leading to a patient, the delivery device being operated in such a way that the air line system is connected to the patient At least in phases there is breathing gas pressure above the ambient pressure, indicative signals being generated with respect to the relative and / or absolute humidity of the breathing gas by means of a sensor device and the humidity of the breathing gas being adjusted on the basis of the signals generated in this way.
- the moisture of the breathing gas is detected in the area close to the patient, in particular in the area of a breathing mask. This makes it possible, in particular, to record the respiratory gas humidity both for the expiration phases and for the inspiration phases and to take the measurement values obtained in this way into account when determining a desired respiratory gas moisture value.
- the method according to the invention and also the device described above are particularly advantageously suitable for ventilation and respiratory therapy.
- the breathing gas can in particular also be humidified by ultrasonic nebulizers, bubble evaporators, surface contact humidifiers and injection systems.
- the dynamics of respiratory gas humidification are preferably selected to be so high that in particular impermissibly high or impermissibly low respiratory gas moisture values can be compensated for sufficiently quickly.
- control parameters (X) are preferably evaluated to regulate the breathing gas temperature and / or the breathing gas humidity: the breathing gas volume flow, the breathing gas temperature, the humidity of the breathing air in relative and / or absolute humidity, gas concentrations, in particular the CO 2 saturation , the therapy pressure and / or the mask pressure and / or the difference between a target therapy pressure and the mask pressure actually applied to the patient, polysomnographic parameters such as snoring, heart rate, oxygen saturation, body position; Ambient conditions such as air pressure, temperature and humidity and preferably also EEG signals, in particular measured values derived therefrom which are indicative of the sleep phase.
- the breathing gas temperature and / or the breathing gas humidity can be determined via the water surface (preferably by changing the effective water surface in the humidifier) and / or the amount of water (preferably by the amount of water in the humidifier) and / or the water temperature (preferably by heating or cooling the water and / or water molecules in the air) and / or the breathing gas temperature (preferably by heating or cooling the breathing air) and / or the mixture of gases (preferably by mixing different gases, for example dry air with mist high humidity or also by mixing gas flows with different temperatures and / or air humidity as well as by variable flow resistances in the area of the humidifier.
- FIG. 1 shows a simplified schematic representation to explain the structure of a device according to the invention
- FIG. 2 shows a control circuit according to the invention for adjusting the breathing gas moisture.
- the system for supplying a breathing gas shown in FIG. 1 comprises a breathing gas delivery device 1, a breathing gas humidification device 2 coupled to it, and a breathing mask device 4 coupled to the breathing gas humidification device 2 via a flexible hose line 3a.
- the breathing gas humidification device 2 can also be coupled to the breathing gas delivery device 1 via a preferably flexible hose line 3b.
- At least one sensor device is provided in the area of the line system provided for conveying the breathing gas, which is formed by the breathing gas delivery device 1, possibly the flexible hose line 3b, the breathing gas humidification device 2, the flexible hose line 3a and in particular also the breathing mask device 4, for detecting the moisture state of the promoted breathing gas.
- a moisture sensor 5 is provided in particular in the area of the respiratory mask device 4, via which a signal indicative of the moisture state of the breathing gas is generated and fed to a control device CPU.
- the control device CPU can either be arranged in the area of the moisture sensor 5 or can preferably be integrated into the breathing gas humidification device or the breathing gas delivery device 1.
- the respiratory gas humidification device 2 can be controlled in such a way that the moisture state of the respiratory gas humidified in the respiratory gas humidification device 2 takes into account the current physiological needs of the person being ventilated via the respiratory mask device 4 within a narrow tolerance range.
- a map is also preferably taken into account which, for example, further polysomnographic parameters such as B. takes into account the oxygen saturation level of the blood of the ventilated person, noises, in particular snoring events as well as the heart rate and the current breathing characteristics. It is also possible to calculate the target moisture level of the Breathing gas sleep stages, environmental conditions and other physiological parameters, especially the patient's sleeping position.
- sensor devices 5a, 5b are provided, by means of which signals used for the defined conditioning of the breathing gas are generated.
- the sensor device 5b is a sensor device for generating signals indicative of the respiratory gas temperature: taking into account the respiratory gas temperature signal generated by the sensor device 5b, it is possible to coordinate the humidification performance of the humidification device 2 required to achieve a desired target humidity state ,
- the sensor 5a provided in the area of the moistening device 2 makes it possible to detect the moisture state of the breathing gas immediately after it is loaded with water.
- the signal generated by the sensor device 5a provided in the surrounding area of the respiratory gas humidification device 2 and the signal generated in the area close to the mask by the sensor device 5 it becomes possible to detect any changes in the state of the breathing gas caused by the flexible hose line 3a, in particular the formation of condensed water in the device Detect flexible hose line 3a and make corrections to the humidification performance of the respiratory gas humidification device 2 based thereon.
- the sensor device 5 provided in the area of the breathing mask device 4 preferably comprises a sensor element which detects the moisture state on the basis of electromagnetic interactions, in particular capacitive interactions.
- the measurement signals generated by the sensor element are preferably converted into a digital data format in the area of the sensor element by a connected measurement circuit and transmitted to the CPU via a preferably potential-free measurement data output. It is possible to carry out the transmission of the moisture signals generated in the area of the breathing mask via a data line, which is preferably integrated in the flexible hose line 3a or at least guided along it.
- the moisture sensor 5 it is also possible to transmit the measurement signals generated by the moisture sensor 5 wirelessly, for example via a blue-tooth arrangement, to the CPU or also to other detection devices.
- the voltage supply to the moisture sensor 5 is preferably carried out by a voltage source provided in the area of the breathing mask device 4, for example in the form of a button cell or a solar cell.
- the respiratory gas humidification device 2 can comprise, for example, an ultrasonic nebulization device, a bubble evaporator or a surface contact humidifier.
- the humidification output of the humidification device 2 can preferably be adjusted to the required humidification output within a time window not exceeding 10 minutes.
- FIG. 2 schematically shows a preferred embodiment of a control circuit for tuning the moisture state of the breathing gas.
- This control loop makes it possible to individually adjust the breathing gas temperature and / or the breathing gas air humidity to the patient's current physiological state, i.e. to increase or decrease in phases.
- the following guide parameters (X) are preferably evaluated to control the breathing gas state:
- Therapy pressure and / or mask pressure and / or delta between therapy pressure and the mask pressure actually applied • polysomnographic parameters such as snoring, heart rate, oxygen saturation, body position
- the following output variables (Y) are preferably regulated for the respiratory gas temperature and / or the respiratory gas humidity:
- Breathing gas temperature preferably by heating or cooling the breathing air
- gases preferably by mixing different gases e.g. dry air with fog / high humidity with different temperature and / or air humidity
- gases e.g. dry air with fog / high humidity with different temperature and / or air humidity
- the evaluation is preferably carried out on the basis of the evaluation algorithm described below:
- At least one reference variable (X) or a suitable combination is required to regulate the breathing temperature and / or breathing moisture.
- the management parameters are evaluated over a certain time interval, preferably over the ex- and inspiration time.
- the measurement values obtained in this way within an interval are mathematically further calculated, preferably maxima and / or minima and / or delta between minimum and maximum and / or mean values.
- Typical patient behavior patterns can be calculated from the management parameters (X).
- X management parameters
- X management parameters
- X M Reference variables
- the respiratory gas temperature is preferably warmed up or the respiratory humidity increases. If the measured volume flow falls below a limit value (e.g. due to a small tidal volume), the respiratory gas temperature is preferably cooled or the respiratory moisture is reduced.
- the breathing gas temperature and the breathing humidity are regulated by the result of the backward correlation.
- the breathing gas temperature is preferably warmed up or the breathing gas humidity increases. If the measured respiratory gas temperature exceeds a limit (e.g. due to small tidal volume), the respiratory moisture is preferably cooled or reduced.
- the backward correlation from the breathing gas temperature a distinction can be made between stable (uniform amplitude and regular breathing frequency) and unstable breathing (irregular amplitude and breathing frequency, periodic breathing).
- stable uniform amplitude and regular breathing frequency
- unstable breathing irregular amplitude and breathing frequency, periodic breathing.
- the respiratory gas temperature and the respiratory gas humidity are regulated by the result of the backward correlation.
- the breathing air humidity is measured during ex- and inspiration.
- Moisture can be measured both relatively and absolutely.
- the measurement values of ex- and inspiration obtained in this way are mathematically calculated further, preferably over a time interval in which the minimum and / or the maximum and / or the delta between minimum and maximum and / or the mean value is formed.
- the reference variable moisture can also be combined depending on the ambient temperature and type of breathing (backward correlation).
- the breathing gas humidity and / or the breathing gas temperature can be regulated by mixing dry and moist air. In this way, the air flow can be branched off so that the air is conducted over the water surface and / or over the cooling / heating.
- the flow resistance inside the humidifier can be changed. If, for example, a high air humidity is required, the contact or the dwell time in the humidifier can be increased by increasing the flow resistance in the humidifier.
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/487,570 US7516740B2 (en) | 2001-08-20 | 2002-08-15 | Apparatus for supplying respiratory gas and a method for controlling the apparatus |
US12/394,615 US7997270B2 (en) | 2001-08-20 | 2009-02-27 | Apparatus for supplying respiratory gas and a method for controlling the apparatus |
US13/112,592 US8671936B2 (en) | 2001-08-20 | 2011-05-20 | Apparatus for supplying respiratory gas and a method for controlling the apparatus |
US14/185,966 US10112027B2 (en) | 2001-08-20 | 2014-02-21 | Apparatus for supplying respiratory gas and a method for controlling the apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10139881.6 | 2001-08-20 | ||
DE10139881.6A DE10139881B4 (de) | 2001-08-20 | 2001-08-20 | Vorrichtung zur Zufuhr eines Atemgases und Verfahren zur Steuerung derselben |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10487570 A-371-Of-International | 2002-08-15 | ||
US10/487,570 A-371-Of-International US7516740B2 (en) | 2001-08-20 | 2002-08-15 | Apparatus for supplying respiratory gas and a method for controlling the apparatus |
US12/394,615 Continuation US7997270B2 (en) | 2001-08-20 | 2009-02-27 | Apparatus for supplying respiratory gas and a method for controlling the apparatus |
Publications (1)
Publication Number | Publication Date |
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WO2003018096A1 true WO2003018096A1 (de) | 2003-03-06 |
Family
ID=7695403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2002/009147 WO2003018096A1 (de) | 2001-08-20 | 2002-08-15 | Vorrichtung zur zufuhr eines atemgases und verfahren zur steuerung derselben |
Country Status (3)
Country | Link |
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US (4) | US7516740B2 (de) |
DE (1) | DE10139881B4 (de) |
WO (1) | WO2003018096A1 (de) |
Cited By (11)
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WO2004039444A1 (en) * | 2002-11-01 | 2004-05-13 | Fisher & Paykel Healthcare Limited | System for sensing the delivery of gases to a patient |
WO2006015416A1 (en) | 2004-08-10 | 2006-02-16 | Resmed Limited | Method and apparatus for humidification of breathable gas with profiled delivery |
EP1695731A1 (de) * | 2003-12-15 | 2006-08-30 | Teijin Pharma Limited | Befeuchtungsvorrichtung und sauerstoffkonzentrationssystem |
DE102006019402A1 (de) * | 2006-04-24 | 2007-10-25 | Seleon Gmbh | Verfahren zur Steuerung eines TNI-Geräts sowie TNI-Gerät |
US7516740B2 (en) | 2001-08-20 | 2009-04-14 | Map Medizin-Technologie Gmbh | Apparatus for supplying respiratory gas and a method for controlling the apparatus |
EP2111248A1 (de) * | 2007-01-23 | 2009-10-28 | Fisher & Paykel Healthcare Limited | Befeuchter mit rfid-etikettsensor am patientenende einer gasleitung |
EP2432539A1 (de) * | 2009-05-19 | 2012-03-28 | William Beaumont Hospital | Hyperthermieunterstützte strahlungstherapie |
CN103180006A (zh) * | 2010-09-06 | 2013-06-26 | 雷斯梅德有限公司 | 用于防止凝结水的方法和装置 |
AU2012200644B2 (en) * | 2004-08-10 | 2014-03-20 | Resmed Limited | Method and Apparatus for Humidification of Breathable Gas with Profiled Delivery |
US8739780B2 (en) * | 2005-08-15 | 2014-06-03 | Resmed Limited | Low cost CPAP flow generator and humidifier assembly |
JP2016013493A (ja) * | 2004-08-20 | 2016-01-28 | フィッシャー アンド ペイケル ヘルスケア リミテッド | 患者に供給されているガスの特性を測定する装置 |
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WO2004082751A1 (de) * | 2003-03-17 | 2004-09-30 | Map Medizin-Technologie Gmbh | Verfahren und anordnung zur titration physiologischer messsignale im zusammenhang mit der observation eines patienten hinsichtlich schlafbezogener atmungsstörungen |
DE10312881B3 (de) * | 2003-03-22 | 2004-05-06 | Drägerwerk AG | Atemgasschlauch für ein Atemgerät |
US7588033B2 (en) | 2003-06-18 | 2009-09-15 | Breathe Technologies, Inc. | Methods, systems and devices for improving ventilation in a lung area |
AU2004266693B2 (en) | 2003-08-18 | 2011-03-10 | Breathe Technologies, Inc | Method and device for non-invasive ventilation with nasal interface |
DE102004040659A1 (de) * | 2004-08-20 | 2006-02-23 | Weinmann Geräte für Medizin GmbH + Co. KG | Vorrichtung zur Beatmung sowie Verfahren zur Steuerung eines Beatmungsgerätes |
FR2875138B1 (fr) | 2004-09-15 | 2008-07-11 | Mallinckrodt Dev France Sa | Procede de regulation pour un humidificateur chauffant |
GB2421442B (en) * | 2004-11-22 | 2008-04-16 | Mark Varney | Tidal gas resuscitation monitor |
DE202006021019U1 (de) * | 2005-03-01 | 2011-11-08 | Resmed Ltd. | Erkennungssystem für eine Vorrichtung, die einem Patienten ein atembares Gas zuführt |
JP4990891B2 (ja) | 2005-07-01 | 2012-08-01 | フィッシャー アンド ペイケル ヘルスケア リミテッド | 補助ガスを周囲ガスに加えるためのマニホルドを備えた呼吸支援装置 |
DE102006034028A1 (de) | 2005-08-01 | 2007-02-08 | Weinmann Geräte für Medizin GmbH + Co. KG | Vorrichtung zur Beatmung |
US8316848B2 (en) | 2005-08-15 | 2012-11-27 | Resmed Limited | CPAP systems |
CN101454041B (zh) | 2005-09-20 | 2012-12-12 | 呼吸科技公司 | 对患者进行呼吸支持的系统、方法和装置 |
WO2007051230A1 (en) * | 2005-10-31 | 2007-05-10 | Resmed Ltd | Sensing cuff for breathing apparatus |
US7913689B2 (en) | 2005-12-21 | 2011-03-29 | Resmed Limited | Identification system and method for mask and ventilator components |
DE102006006183A1 (de) * | 2006-02-10 | 2007-08-16 | Pari GmbH Spezialisten für effektive Inhalation | Inhalationstherapievorrichtung für die Anwendung bei Frühgeborenen und Kleinkindern |
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Also Published As
Publication number | Publication date |
---|---|
US10112027B2 (en) | 2018-10-30 |
US20040182386A1 (en) | 2004-09-23 |
US7997270B2 (en) | 2011-08-16 |
DE10139881B4 (de) | 2017-06-08 |
US7516740B2 (en) | 2009-04-14 |
US20090159079A1 (en) | 2009-06-25 |
DE10139881A1 (de) | 2003-04-03 |
US20140166006A1 (en) | 2014-06-19 |
US8671936B2 (en) | 2014-03-18 |
US20110220105A1 (en) | 2011-09-15 |
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