41
John Frank, Peter D Hill: Breath-based control of a therapeutic treatment. Respironics, Michael W Haas, October 22, 2002: US06467477 (72 worldwide citation)

A system and method for providing a therapeutic treatment, such as a flow of breathing gas, to a patient at variable treatment levels. A respiratory cycle monitor detects the patient's respiratory cycles and a control unit incrementally adjusts the treatment level from a first predetermined lev ...


42
Stephen D Pittman, Erik K Witt, Stefanida K Blake: Ventilatory control system. RIC Investments, Michael W Haas, October 12, 2010: US07810497 (68 worldwide citation)

A system is provided for delivering a flow of breathing gas to an airway of a patient. The system includes a pressurizing flow module that generates a pressurized flow of breathing gas and a patient circuit coupled to the pressurizing flow module configured to communicate the flow of breathing gas t ...


43
Mark C Estes, John Fiore, Douglas M Mechlenburg, Heather Ressler, Jeff Kepler: Method and apparatus for providing positive airway pressure to a patient. RIC Investments, Michael W Haas, November 20, 2007: US07296573 (67 worldwide citation)

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 phases of a respiratory cycle to d ...


44
Peter D Hill, Michael H Kissel, John Frank: Average volume ventilation. Respironics, Michael W Haas, July 26, 2005: US06920875 (67 worldwide citation)

A ventilator supplies a plurality of volumes of fluid to a patient during a like plurality of inhalations by the patient. Each volume of fluid is supplied at an inspiratory positive airway pressure during a corresponding inhalation by the patient. A volume of fluid received by the patient is determi ...


45
William A Truschel: Pressure support system with a low leak alarm and method of using same. Respironics, Michael W Haas, March 25, 2003: US06536432 (67 worldwide citation)

A pressure support system and method of using same that includes a pressure generator adapted to provide a gas flow, a conduit coupled to the pressure generator to deliver a gas flow to a patient, an interface device coupled to the conduit to communicate the gas flow to an airway of the patient. An ...


46
Shari S Barnett, Joseph M Miceli, Peter Ho, Kristine K Sabo: Nasal mask and system using same. Respironics, Michael W Haas, November 25, 2003: US06651663 (67 worldwide citation)

A nasal mask assembly that includes a seal member defined from a unitary piece of elastomeric material. The seal member defines a nose receiving cavity and has a first end portion and a second end portion generally opposite the first end portion. A first opening in the first end portion allows at le ...


47
Peter Ho: Headgear for use with a patient interface device. RIC Investments, Michael W Haas, August 24, 2010: US07779832 (65 worldwide citation)

A universal headgear is easy to use and creates an effective seal between a patient interface device, such as gas delivery mask, and a patient. The headgear of the present invention includes a halo-like headband formed from an elastomeric material. The headband includes contoured panels that allow t ...


48
Eugene N Scarberry, Eric W Starr, Mark H Sanders, Robert R Rogers, Shari Barnett, Lance Busch: Intraoral apparatus for enhancing airway patency. Respironics, Michael W Haas, April 12, 2005: US06877513 (64 worldwide citation)

An apparatus for selectively positioning intraoral anatomic features of a human patient to enhance upper airway stability for use alone or in combination with positive airway pressure as therapeutic treatment for obstructive sleep apnea and other conditions, such as snoring, which are symptomatic of ...


49
Patrick W Truitt, William A Truschel, Bernie F Hete, Michael Bobeck, Michael W Haas: Apparatus and method of providing high frequency variable pressure to a patient. Respironics, Michael W Haas, June 24, 2003: US06581596 (63 worldwide citation)

A high frequency pressure oscillation device that selective restricts the flow of breathing gas to or from a patient to produce pressure spikes in the patient's airway that facilitate clearing secretions from the patient's airway. The device includes a patient circuit that defines a closed ...


50
Peter D Hill, Michael H Kissel, John Frank, Michael T Kane, Susan L Bann, Winslow K Duff: Average volume ventilation. RIC Investments, Michael W Haas, March 14, 2006: US07011091 (61 worldwide citation)

A ventilator supplies a plurality of volumes of fluid to a patient during a like plurality of inhalations by the patient. Each volume of fluid is supplied at an inspiratory positive airway pressure during a corresponding inhalation by the patient. A volume of fluid received by the patient is determi ...