Cushion for mask system
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United States of America Patent
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Mar 26, 2013
Issued Date -
N/A
app pub date -
Oct 2, 2007
filing date -
Oct 2, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A mouth cushion for a mask system includes a side wall, an undercushion extending away from the side wall, and a membrane provided to substantially surround the undercushion and adapted to form a continuous seal around an exterior of a patient's mouth in use. The side wall includes spaced-apart prong support structures that provide annular recesses adapted to support respective nasal prongs, and at least a portion of the undercushion includes a question-mark or sickle-shape configuration when in cross-section.
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