Invention Grant
US08122886B2 Respiratory mask assembly with vent 有权
带排气口的呼吸面罩组件

Respiratory mask assembly with vent
Abstract:
A mask (10) for use with a system for supplying breathable gas pressurized above atmospheric pressure to a human or animal's airways. The mask (10) includes a mask shell (12) which is, in use, in fluid communication with a gas supply conduit (30), and a gas washout vent assembly (20). At least the region of the mask shell (12) or conduit (30) surrounding or adjacent the vent assembly is formed from a relatively flexible elastomeric material.
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