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    • 3. 发明申请
    • Vent cover for a mask assembly
    • 面罩组件的通风盖
    • US20060266365A1
    • 2006-11-30
    • US11443098
    • 2006-05-31
    • Philip Stallard
    • Philip Stallard
    • A62B9/04A61M16/00A62B18/02
    • A61M16/06A61M16/0463A61M16/0638A61M16/065A61M16/08A61M16/0816A61M16/0825A61M2205/42A62B9/04
    • A respiratory mask assembly for delivering breathable gas to a patient includes a gas delivery path defining at least one vent outlet and a connection flange surrounding the vent outlet. A vent cover is removably connected to the connection flange such that the vent cover is positioned in covering relation with respect to the vent outlet. The vent cover includes a cap portion providing at least one vent aperture for gas washout and a ring-shaped retaining portion defining an aperture into which the connection flange is inserted. The cap portion is movably connected to the retaining portion to allow the cap portion to be attached to and detached from the connection flange while the retaining portion remains connected to the connection flange.
    • 用于将可呼吸气体递送到患者的呼吸面罩组件包括气体输送路径,其限定至少一个排气口和围绕排气口的连接凸缘。 通气盖可拆卸地连接到连接凸缘,使得通气盖相对于通风口出口处于覆盖关系。 通气盖包括一个帽部分,其提供用于气体冲洗的至少一个通气孔和限定连接法兰被插入的孔的环形保持部分。 盖部分可移动地连接到保持部分,以允许盖部分连接到连接凸缘并从连接凸缘分离,同时保持部分保持连接到连接凸缘。