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| Number | Title | Issue Date |
| 8161970 | Gas flow control in a ventilator A system that provides a flow of gas to an airway of a user that includes a source of gas, a conduit that carries the flow of gas to the airway of a patient, a first valve that controls a pressure, flow, or volume, of the flow of gas, a pressure sensor coupled to th... | 04/24/2012 |
| 8136521 | Auto-titration bi-level pressure support system and method of using same A bi-level pressure support system and method of treating disordered breathing that optimizes the pressure delivered to the patient during inspiration and expiration to treat the disordered breathing while minimizing the delivered pressure for patient comfort. The p... | 03/20/2012 |
| 8118024 | Mechanical ventilation system utilizing bias valve A portable mechanical ventilator having a ROOTS® blower is configured to provide a desired gas flow and pressure to a patient circuit. The mechanical ventilator includes a flow meter operative to measure gas flow produced by the ROOTS® blower and an exhalation con... | 02/21/2012 |
| 8104471 | Apparatus and method for surveying flow signals 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... | 01/31/2012 |
| 8100124 | Device with a respirator and a humidifier A device with a respirator (1) and with a humidifier (11) for breathing gas. Breathing gas humidification is adapted to the different operating states of the respirator (1). A connection (13) is provided for bidirectional data transmissio... | 01/24/2012 |
| 8091549 | System and method of administering a pharmaceutical gas to a patient A method and system for delivering a pharmaceutical gas to a patient. The method and system provide a known desired quantity of the pharmaceutical gas to the patient independent of the respiratory pattern of the patient. The preferred pharmaceutical gases are CO and... | 01/10/2012 |
| 8074647 | Impeller and a pressure support system and method using such a method An impeller, a pressure generator using such an impeller, and a pressure support system and method using such a pressure generator to deliver a flow of breathing gas to a patient is disclosed. The impeller enables a pressure of a flow of breathing gas delivered by a... | 12/13/2011 |
| 8061353 | Method and apparatus for delivering a dose of a gaseous drug to a patient A method and device that can vary the dose of a gaseous drug provided to a patient based on a comparison of the normal resting breath rate for each individual patient and the current breath rate of the patient so that the patient does not become desaturated. ... | 11/22/2011 |
| 8056559 | Characterisation of mask systems A method and a CPAP apparatus for characterizing mask systems provided. The CPAP apparatus can be calibrated by including sensors configured to measure flow and pressure. When the flow generator is fitted to a new or changed mask system, a method for calibrating the... | 11/15/2011 |
| 8051853 | Method and apparatus for providing ventilatory assistance The apparatus provides for the determination of the instantaneous phase in the respiratory cycle, subject's average respiration rate and the provision of ventilatory assistance. A microprocessor (16) receives an airflow signal from a pressure transducer (1... | 11/08/2011 |
| 8042537 | Method of providing interactive pressure support A method of employing a pressure generating system that provides a pressure therapy to the pulmonary system of a patient and to enable the patient to interact with the pressure support system, for example, to monitor the effectiveness of the treatment provided by th... | 10/25/2011 |
| 8025052 | System and method of monitoring respiratory events A system and method of monitoring a patient, that in one embodiment, comprises determining a flow of gas generated by respiration of the patient, identifying a respiratory event entry and a respiratory event exit based on the flow of gas generated by respiration of ... | 09/27/2011 |
| 8020555 | System and method for improved treatment of sleeping disorders using therapeutic positive airway pressure Described is a method and system providing therapeutic positive airway pressure to a particular area of patient's airways. The system may include a flow generator and a processing arrangement. The flow generator supplies an airflow to an airway of the patient. The p... | 09/20/2011 |
| 8015972 | System, device and process for remotely controlling a medical device A system for controlling medical devices, wherein this system can comprise a device having at least one wireless or cellular based communication module. The module can be in the form of a GPRS module associated with a SIM card, or a CDMA module. The SIM card can be ... | 09/13/2011 |
| 8001967 | Ventilator breath display and graphic user interface The invention is directed to a ventilation control system for controlling the ventilation of a patient. The ventilation control system utilizes a user-friendly user interface for the display of patient data and ventilator status. The user interface includes a graphi... | 08/23/2011 |
| 7992555 | Anesthesia ventilator system including manual ventilation A ventilation system for intensified breathing that includes both a manual ventilation system and automatic ventilation system. The gas mixture from a gas supply system is supplied to a switching valve that is operable between a manual position and an automatic posi... | 08/09/2011 |
| 7987847 | Characterisation of mask systems A method and a CPAP apparatus for characterizing different mask systems, e.g., masks and hoses, are provided. The apparatus can be calibrated for different mask systems and hoses by including sensors for measuring flow and pressure at a flow generator of the apparat... | 08/02/2011 |
| 7980245 | Informative accessories An optimized system for providing medical support to a patient is disclosed. The system has a plurality of modular components that may be assembled to create a connection between a support machine and the patient wherein at least one of the modular components compri... | 07/19/2011 |
| 7931023 | Patient interface assembly for CPAP respiratory apparatus A patient interface assembly adapted to be connected to a gas supply pump to deliver pressurized breathable gas to the inlet of a patient's respiratory system includes a patient interface structured to provide a seal with the patient and at least one inlet tube prov... | 04/26/2011 |
| 7918223 | System and method for circuit compliance compensated pressure-regulated volume control in a patient respiratory ventilator A system and a method for circuit compliance compensated pressure control in a patient respiratory ventilation system, having a pressure regulated feedback servo control loop, a pressure-regulated volume controller, and a patient volume observer. The patient volume ... | 04/05/2011 |
| 7913689 | Identification system and method for mask and ventilator components Components of a CPAP or other patient ventilation apparatus have a remotely-readable identification tag encoded with component identification data. The flow generator controller 40 is programmed to receive data derived from the identification tag from a tag r... | 03/29/2011 |
| 7909033 | Breathing treatment apparatus The present invention relates to a method and apparatus for treating a variety of breathing disorders experienced by patients. The invention is particularly suited to the treatment of atelectasis, the partial or total collapse of the lung, although those skilled in ... | 03/22/2011 |
| 7905231 | Breathing assistance apparatus This invention concerns a breathing assistance apparatus capable of operating in alternating inhalation and expiratory phases wherein; a) the control means of the apparatus comprise selection means (152) capable of selecting a pressure parameter or a flow rat... | 03/15/2011 |
| 7891353 | Breathing assistance device with several secure respirator modes and associated method A breathing assistance device, capable of operating according to several respiratory modes forming a list of possible modes. The device is equipped with a mechanism for selecting a desired mode from a group of modes that can be selected. The device also includes a m... | 02/22/2011 |
| 7891354 | Systems and methods for providing active noise control in a breathing assistance system A breathing assistance system having active noise control may include a gas delivery system, a patient interface, a connection system, and a noise control system. The gas delivery system may supply breathing gas to a patient via the connection system and the patient... | 02/22/2011 |
| 7886739 | System and method for circuit compliance compensated volume control in a patient respiratory ventilator A circuit compliance compensated volume control system in a patient respiratory ventilation system and method, including: a circuit compliance estimator, to provide a relationship between a circuit volume and a differential pressure between a circuit pressure and a ... | 02/15/2011 |
| 7874290 | Breathing assistance device A breathing assistance device (10) for a patient, comprising: A source of respiratory pressurised gas (105), A breathing connection (120) to allow the patient to receive said gas, At least one sensor for acquiring a parameter representative of t... | 01/25/2011 |
| 7861715 | Mask system A mask system for treating sleep disordered breathing, comprising headgear, a shell/cushion including a channel adjacent a front aperture, a frame, an elbow including at least one undercut on a proximal end, a retaining ring including a rear flange adapted to be ret... | 01/04/2011 |
| 7861716 | Closed loop control system for a high frequency oscillation ventilator A control system for a high frequency oscillating ventilator (HFOV) includes and oscillator controller and a mean airway pressure (MAP) controller. The HFOV includes a reciprocating piston which is adapted to generate positive and negative pressure waves for deliver... | 01/04/2011 |
| 7827988 | Auto-titration pressure support system and method of using same A pressure support system and method of treating disordered breathing that optimizes the pressure delivered to the patient to treat the disordered breathing while minimizing the delivered pressure for patient comfort. The controller in the pressure support system op... | 11/09/2010 |
| 7823588 | Ventilator with dual gas supply A method of pressure regulation and a ventilator are provided. The ventilator includes a positive relative pressure gas supply, a negative relative pressure gas supply, and a diverter valve. The diverter valve includes a positive pressure port connected to the posit... | 11/02/2010 |
| 7810496 | Method and apparatus for providing positive airway pressure to a patient A system including methods and apparatus for treatment of a medical disorder such as obstructive sleep apnea or congestive heart failure. The system involves applying a gain to flow rate of pressurized gas delivered to a patient during inspiratory and/or expiratory ... | 10/12/2010 |
| 7770579 | Characterisation of mask systems A method and a CPAP apparatus for characterizing a plurality of different mask systems, e.g., masks and hoses, are provided. The CPAP apparatus can be calibrated for different mask systems and hoses by including sensors configured to measure flow and pressure at a f... | 08/10/2010 |
| 7770580 | Device and method for respirating a patient by means of high-frequency ventilation A device is provided for respirating a patient by means of high-frequency ventilation, which has at least one device for setting a desired tidal volume by a user, and which has at least one regulating device for regulating an amplitude of the respiration pressure an... | 08/10/2010 |
| 7748382 | Inhalation method and apparatus Signals may be generated in a drug delivering apparatus through which a person inhales to generate a inhaled airstream to signal to the person to cease inhalation after a pre-set period of time has elapsed from detection of the commencement breathing by that person.... | 07/06/2010 |
| 7740013 | Oxygen concentrating apparatus and execution support method of home oxygen therapy using the same In order to enable a medical worker to certainly and easily know whether a patient on a home oxygen therapy, who continues to inhale an oxygen-enriched gas at home, performs the inhalation as prescribed, a history of a supply condition of the oxygen-enriched gas sup... | 06/22/2010 |
| 7717110 | Method and apparatus for treating Cheyne-Stokes respiration A system and method for delivering a flow of breathing gas to an airway of a patient. A characteristic that varies based on variations of the flow of the breathing gas is monitored and used to determine a Target Flow for the gas delivered to the patient. The Target ... | 05/18/2010 |
| 7694678 | Breathable air safety system and method having a fill station A breathable air safety system and method having a fill station are disclosed. In one aspect, a method of safety of a building structure is described. A prescribed pressure of an emergency support system is ensured to be maintained within a threshold range of the pr... | 04/13/2010 |
| 7681574 | Method and apparatus for determining functional residual capacity of the lungs The functional residual capacity (FRC) value of a subject's lungs determined for each breath is related a volume dilution factor kn and the final FRC value is determined at the point where the volume dilution factor kn reaches a predetermined v... | 03/23/2010 |
| 7673629 | Safety system and method of a tunnel structure A breathable air safety system and method having at least one fill site is disclosed. In one aspect, a method of safety of a tunnel structure is disclosed. A prescribed pressure of an emergency support system is ensured to be within a threshold range of the prescrib... | 03/09/2010 |
