INTEGRATED POSITIVE AIRWAY PRESSURE APPARATUS
1 Assignment
0 Petitions
Accused Products
Abstract
A gas delivery system that provides positive airway pressure therapy. A mask couples to a patient'"'"'s face to deliver pressurized gas to an airway of the patient. The mask includes a flow generator system disposed on the mask and that pressurizes the gas, the flow generator including at least one motor. A controller controls the at least one motor.
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Citations
68 Claims
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1-46. -46. (canceled)
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47. A gas delivery system that provides positive airway pressure therapy for a user, the system comprising:
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a mask that couples to a user'"'"'s face to deliver pressurized gas to an airway of the patient; a flow generator system that pressurizes gas, the flow generator system includes at least one motor, the flow generator having an impeller and a housing defining a collection chamber for collection of the air from the impeller, an outlet from the flow generator; and a diverter valve movable between an open and closed position and blocking the outlet from the flow generator in the closed position. - View Dependent Claims (48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61)
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62. A gas delivery system that provides positive airway pressure therapy for a user, the system comprising:
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a mask that couples to a user'"'"'s face to deliver pressurized gas to an airway of the patient; a flow generator system that pressurizes gas, the flow generator system includes at least one motor, the flow generator having an impeller and a housing defining a collection chamber for collection of the air from the impeller, an outlet from the flow generator; the mask includes at least one washout vent that places an interior of the mask in fluid communication, separately from the flow generator system, with an exterior of the mask; and an acoustic damper unit integrated with the mask and disposed upstream of the flow generator system. - View Dependent Claims (63, 64, 65, 66, 67)
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68. A gas delivery system that provides positive airway pressure therapy for a user, the system comprising:
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a mask that couples to a user'"'"'s face to deliver pressurized gas to an airway of the user, the mask including a flow generator system that pressurizes gas, the flow generator system including at least one motor, the flow generator having an impeller and a housing defining a collection chamber for collection of the air from the impeller, an outlet from the flow generator; at least one washout vent that allows constant fluid communication, separately from the flow generator system, between an exterior of the mask and an interior of the mask, the at least one washout vent sized to allow pressure to be maintained in the interior of the mask; at least one unassisted breathing orifice that allows fluid communication, separately from the flow generator system, between an exterior of the mask and an interior of the mask, the at least one unassisted breathing orifice sized to allow unencumbered/free breathing; a diverter valve movable from an open position that obstructs the at least one unassisted breathing orifice and allows pressurized gases from the flow generator into the interior of the mask orifice during inspiration by the patient and allows gas flow through the at least one unassisted breathing orifice during expiration by the patient and a closed position blocking the outlet from the flow generator and allowing unencumbered breathing through the at least one unassisted breathing orifice; and an acoustic damper unit integrated with the mask and disposed upstream of the flow generator system.
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Specification