Laryngeal mask
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United States of America Patent
Stats
-
Aug 15, 2006
Grant Date -
Dec 22, 2005
app pub date -
Aug 10, 2004
filing date -
Jun 16, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A laryngeal mask includes an inflatable ring which has an outer periphery, an inner periphery with a welded edge projecting inwardly therefrom, and two opposite first and second wall parts extending respectively from the welded edge to the outer periphery. A gas supply tube has an open end which is connected to the inflatable ring along the welded edge, and a peripheral connection part hermetically sealed to the welded edge. A forward guide tab projects forwardly from the peripheral connection part and extends over a portion of the first wall part. Preferably, the forward guide tab is formed integrally with the peripheral connection part and is welded to the portion of the first wall part.
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Family
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