Tracheostoma valve
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United States of America Patent
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-
Jul 26, 2005
Grant Date -
Oct 24, 2002
app pub date -
Nov 28, 2001
filing date -
Jun 4, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A vocal valve to be applied to a tracheostomized person's neck comprises an air passage to be connected with the tracheostoma for connecting the trachea with the surroundings. A check valve member is provided in the air passage, wherein the check valve member is normally closed but allows for inhalation through the air passage. The vocal valve further comprises a manually adjustable member for establishing a free air flow through the air passage at inhalation as well as exhalation.
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Family
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