Patents by Inventor Stefan Schätzl
Stefan Schätzl has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10832813Abstract: The present invention relates to a method and an apparatus for providing information relating to disturbances and/or disease pattern based on a patient's breathing parameters. Preferably, the apparatus has multiple functionalities and provides information relating to different disturbances and/or disease patterns. In particular, the present invention relates to an apparatus for identifying different indications of a patient, the apparatus comprising a sensor, for sensing signals indicative of a patient's breathing, a processing unit, for processing and/or analyzing the signals, and display means for displaying the outcome of the processing and/or analysis. The corresponding method for identifying different indications of a patient comprises the steps of sensing signals indicative of a patient's breathing, processing and/or analyzing the signals, and displaying the outcome of the processing and/or analysis.Type: GrantFiled: May 25, 2010Date of Patent: November 10, 2020Assignee: RESMED HUMIDIFICATION TECHNOLOGIES GmbHInventor: Stefan Schätzl
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Patent number: 9827387Abstract: An apparatus for supplying a respiratory gas to a patient within the scope of the diagnosis and/or the treatment of sleep-related breathing disorders includes an electronic signal processing device for generating a pressure control signal on the basis of indicative signals relating to the breathing activity and/or the physiological state of a person. The signal processing device comprises a signal inputting device and an extraction device for generating data field entries according to predefined signal analysis procedures. A pressure signal generator is provided for generating the pressure control signal, taking into account determined data field entries which are at least selected by the extraction device.Type: GrantFiled: August 30, 2013Date of Patent: November 28, 2017Assignee: ResMed R&D Germany GmbHInventors: Hartmut Schneider, Jörg Meier, Dieter Heidmann, Harald Vögele, Stefan Madaus, Rainer Jakobs, Stefan Schätzl, Richard Brandmeier
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Patent number: 9545494Abstract: A humidifier assembly for a CPAP includes a base housing with a gas inlet configured to receive respiratory gas from the CPAP unit. The base housing includes a first connecting device located at a sidewall of the base housing and configured to directly, removably connect the base housing to the CPAP unit. The base housing also includes a second connecting device configured to be coupled to an air delivery hose. The humidifier assembly further includes a liquid storage container that is removably received in the base housing. The liquid storage container includes a liquid storage space configured to store liquid and a humidifying region configured to receive the respiratory gas from the gas feed opening and receive a partial amount of the liquid stored in the liquid storage space to enrich the respiratory gas with moisture.Type: GrantFiled: February 12, 2016Date of Patent: January 17, 2017Assignee: ResMed R&D Germany GmbHInventors: Wolfgang Mayer, Harald Genger, Stefan Rolf Madaus, Andreas Klopp, Stefan Schätzl, Harald Wolfgang Vögele, Bernd Christoph Lang
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Patent number: 9486599Abstract: An apparatus for controlled delivery of a flow of breathing gas to the respiratory tracts of a user includes a blower unit adapted to provide a gas flow, a nasal cannula with first and second outlets, and first and second gas paths connecting the blower unit to the first and second outlets, respectively. The Characteristics of the gas flow through each outlet can be controlled, sensed and/or adjusted independently.Type: GrantFiled: April 6, 2009Date of Patent: November 8, 2016Assignee: ResMed R&D Germany GmbHInventor: Stefan Schaetzl
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Publication number: 20160158482Abstract: The invention concerns an apparatus for supplying a respiratory gas, a humidifying apparatus, a respiratory gas tube and a connecting apparatus therefor. The apparatus of the invention includes a blowing device for delivering the respiratory gas, a housing device which has a bottom region, a top surface region and a side region extending upwardly between the top surface region and the cover region, as well as a connecting device for connecting a humidifying apparatus for humidifying the respiratory gas, wherein the connecting device is arranged in the side region of the apparatus in such a way that the humidifying apparatus can be laterally coupled thereto. The humidifying apparatus according to the invention is distinguished by a partial amount discharge device for passing a partial amount of the liquid pre-stored in a liquid storage space into a humidifying region.Type: ApplicationFiled: February 12, 2016Publication date: June 9, 2016Inventors: Wolfgang MAYER, Harald GENGER, Stefan Rolf MADAUS, Andreas KLOPP, Stefan SCHÄTZL, Harald Wolfgang VÖGELE, Bernd Christoph LANG
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Patent number: 9295804Abstract: A mouthpiece for controlled delivery of a breathing gas including oxygen, preferably an increased ratio of oxygen with respect to ambient air, to the respiratory tracts of a user which includes a valve having two modes; a closed default mode, which substantially impedes any flow of the breathing gas through the valve; and an active open mode, which allows for a substantial flow of the breathing gas through the valve, wherein the open mode can be activated by the user manipulating the valve with his/her mouth. Such a valve may be used in a device for delivery of breathing gas and in an apparatus for controlled delivery of the breathing gas to the respiratory tracts of a user. A method for controlled delivery of the breathing gas to the respiratory tracts of a user may include operating the valve.Type: GrantFiled: March 26, 2012Date of Patent: March 29, 2016Assignee: RESMED R&D GERMANY GMBHInventor: Stefan Schätzl
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Publication number: 20140000612Abstract: An apparatus for supplying a respiratory gas to a patient within the scope of the diagnosis and/or the treatment of sleep-related breathing disorders includes an electronic signal processing device for generating a pressure control signal on the basis of indicative signals relating to the breathing activity and/or the physiological state of a person. The signal processing device comprises a signal inputting device and an extraction device for generating data field entries according to predefined signal analysis procedures. A pressure signal generator is provided for generating the pressure control signal, taking into account determined data field entries which are at least selected by the extraction device.Type: ApplicationFiled: August 30, 2013Publication date: January 2, 2014Applicant: ResMed R&D Germany GmbHInventors: Hartmut SCHNEIDER, Jörg MEIER, Dieter HEIDMANN, Harald VÖGELE, Stefan MADAUS, Rainer JAKOBS, Stefan SCHÄTZL, Richard BRANDMEIER
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Patent number: 8522781Abstract: An apparatus for supplying a respiratory gas to a patient within the scope of the diagnosis and/or the treatment of sleep-related breathing disorders includes an electronic signal processing device for generating a pressure control signal on the basis of indicative signals relating to the breathing activity and/or the physiological state of a person. The signal processing device comprises a signal inputting device and an extraction device for generating data field entries according to predefined signal analysis procedures. A pressure signal generator is provided for generating the pressure control signal, taking into account determined data field entries which are at least selected by the extraction device.Type: GrantFiled: October 12, 2011Date of Patent: September 3, 2013Assignee: ResMed R&D Germany GmbHInventors: Hartmut Schneider, Jörg Meier, Dieter Heidmann, Harald Vögele, Stefan Madaus, Rainer Jakobs, Stefan Schätzl, Richard Brandmeier
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Publication number: 20130068229Abstract: The present invention relates to a mouthpiece for controlled delivery of a breathing gas including oxygen, preferably an increased ratio of oxygen with respect to ambient air, to the respiratory tracts of a user comprising a valve having two modes; a closed default mode, which substantially impedes any flow of the breathing gas through the valve; and an active open mode, which allows for a substantial flow of the breathing gas through the valve, wherein the open mode can be activated by the user manipulating the valve with his/her mouth. The invention also relates to the use of such a valve in a device for delivery of breathing gas and further to an apparatus for controlled delivery of the breathing gas to the respiratory tracts of a user. Finally, the invention also relates to a method for controlled delivery of the breathing gas to the respiratory tracts of a user.Type: ApplicationFiled: March 26, 2012Publication date: March 21, 2013Applicant: MAP MEDIZIN-TECHNOLOGIE GMBHInventor: Stefan SCHÄTZL
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Patent number: 8157743Abstract: A device and a method for evaluating a signal that can indicate the respiration of a person, particularly suitable for examining a patient with respect to the occurrence of sleep-related breathing disturbances. In one example, a device for evaluating a signal indicative of the temporal course of the respiration of a patient, in particular a respiratory flow signal, includes an electronic evaluation program or circuitry which is configured in such a manner that it evaluates the signal by continuously generating intermediate evaluation results for short signal periods and for longer signal periods being parallel thereto, and performs an identification of respiratory patterns in the time signal or in specific time periods on the basis of the position of the intermediate evaluation results of the short signal periods relative to the intermediate evaluation results of the longer signal periods.Type: GrantFiled: October 21, 2005Date of Patent: April 17, 2012Assignee: MAP Medizin-Technologie GmbHInventors: Stefan Schätzl, Jörg Meier, Aleksandra Dana-Mika, Thomas Betzl, Oliver Lange
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Patent number: 8104471Abstract: The invention is directed to an apparatus and a method for surveying and analyzing flow signals that can be picked up by means of flow measuring arrangements in the flow through breathing gas supply systems, in particular CPAP devices, air humidifiers, breathing gas lines, and breathing masks. One aspect of the invention is to furnish ways to increase the reliability of flow signals. In one embodiment, there is provided a device for evaluating a flow signal, picked up from a line provided for carrying breathing gas, having an electronic measurement data processor. The measurement data processor is configured such that it subjects the measurement data detected to a time-frequency-amplitude (TFA) series analysis and generates recordings, by which for the flow signal, the amplitude value of the frequencies contained is apparent.Type: GrantFiled: November 24, 2005Date of Patent: January 31, 2012Assignee: Map Medizin-Technologie GmbHInventor: Stefan Schätzl
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Patent number: 8061354Abstract: An apparatus for supplying a respiratory gas to a patient within the scope of the diagnosis and/or the treatment of sleep-related breathing disorders includes an electronic signal processing device for generating a pressure control signal on the basis of indicative signals relating to the breathing activity and/or the physiological state of a person. The signal processing device includes a signal inputting device and an extraction device for generating data field entries according to predefined signal analysis procedures. A pressure signal generator is provided for generating the pressure control signal, taking into account determined data field entries which are at least selected by the extraction device.Type: GrantFiled: March 31, 2010Date of Patent: November 22, 2011Assignee: MAP Medizin-Technologie GmbHInventors: Hartmut Schneider, Jörg Meier, Dieter Heidmann, Harald Vögele, Stefan Madaus, Rainer Jakobs, Stefan Schätzl, Richard Brandmeier
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Publication number: 20110108033Abstract: The present invention relates to an apparatus for controlled delivery of a flow of breathing gas to the respiratory tracts of a user. Said apparatus comprising a blower unit adapted to provide a gas flow, a nasal cannula with first and second outlets, and first and second gas paths connecting the blower unit to the first and second outlets, respectively. The Characteristics of the gas flow through each outlet can be controlled, sensed and/or adjusted independently.Type: ApplicationFiled: April 6, 2009Publication date: May 12, 2011Applicant: MAP MEDIZIN-TECHNOLOGIE GMBHInventor: Stefan Schaetzl
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Publication number: 20100298731Abstract: The present invention relates to a method and an apparatus for providing information relating to disturbances and/or disease pattern based on a patient's breathing parameters. Preferably, the apparatus has multiple functionalities and provides information relating to different disturbances and/or disease patterns. In particular, the present invention relates to an apparatus for identifying different indications of a patient, the apparatus comprising a sensor, for sensing signals indicative of a patient's breathing, a processing unit, for processing and/or analyzing the signals, and display means for displaying the outcome of the processing and/or analysis. The corresponding method for identifying different indications of a patient comprises the steps of sensing signals indicative of a patient's breathing, processing and/or analyzing the signals, and displaying the outcome of the processing and/or analysis.Type: ApplicationFiled: May 25, 2010Publication date: November 25, 2010Applicant: ResMed LimitedInventor: Stefan Schätzl
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Patent number: 7785265Abstract: The present invention relates to a method and an apparatus for providing information relating to disturbances and/or disease pattern based on a patient's breathing parameters. Preferably, the apparatus has multiple functionalities and provides information relating to different disturbances and/or disease patterns. In particular, the present invention relates to an apparatus for identifying different indications of a patient, the apparatus comprising a sensor, for sensing signals indicative of a patient's breathing, a processing unit, for processing and/or analyzing the signals, and display means for displaying the outcome of the processing and/or analysis. The corresponding method for identifying different indications of a patient comprises the steps of sensing signals indicative of a patient's breathing, processing and/or analyzing the signals, and displaying the outcome of the processing and/or analysis.Type: GrantFiled: April 4, 2008Date of Patent: August 31, 2010Assignee: Map Medizin-Technologie GmbHInventor: Stefan Schätzl
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Publication number: 20060249149Abstract: The invention concerns a method and an arrangement for the titration of physiological measurement signals. In particular the invention concerns a method and an arrangement for detection and evaluation of a measurement signal indicative in respect of the respiratory gas flow of a sleeping person, in conjunction with the observation of sleep-related breathing disorders. The object of the invention is that of providing solutions which make it possible to detect physiological properties which are relevant in respect of respiration during a sleeping phase, in a manner which makes it possible to assess the physiological state of the person being investigated with a high level of reliability and correctly match any therapy boundary conditions that are required.Type: ApplicationFiled: March 17, 2004Publication date: November 9, 2006Inventors: Jörg Meier, Stefan Schätzl, Dieter Heidmann, Dieter Klaus, Caspar Stauffenberg, Stefan Madaus