VENTLESS MASK CPAP SYSTEM
First Claim
Patent Images
1. A CPAP system comprising:
- a mask provided to a patient in use, the mask including a breathing chamber;
a flow generator in communication with the mask;
a positive pressure line to provide positive pressure air from the flow generator to the mask; and
a vacuum or return line provided to actively extract and/or remove gas exhausted by the patient.
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Accused Products
Abstract
A CPAP or other ventilation system includes a mask, a flow generator, a positive or high pressure line to provide positive or high pressure air from the flow generator to the mask and a vacuum or return line provided to actively extract exhaled gas from the breathing chamber and/or the air delivery conduit of the mask. The vacuum or return line includes a vent outlet preferably positioned remote from the mask.
6 Citations
21 Claims
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1. A CPAP system comprising:
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a mask provided to a patient in use, the mask including a breathing chamber; a flow generator in communication with the mask; a positive pressure line to provide positive pressure air from the flow generator to the mask; and a vacuum or return line provided to actively extract and/or remove gas exhausted by the patient. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16, 17, 18, 19, 20)
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- 14. The CPAP system of claim 14, wherein the vacuum or return line is in communication with a vent outlet provided on the flow generator.
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21-35. -35. (canceled)
Specification