Aerosol delivery apparatus and method
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United States of America Patent
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Nov 22, 2011
Grant Date -
Sep 6, 2007
app pub date -
May 8, 2007
filing date -
Feb 13, 1996
priority date (Note) -
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Abstract
An apparatus and method for indicating breathing cycle of a patient using an aerosol delivery device. In one aspect, an aerosol delivery device includes a visual indicator that is moveable in response to a patient's breathing cycle and is positioned away from an inspiration path of the aerosol. In another aspect, a method of cycling a visual indicator between a first position and a second position in response to a patient's breathing cycle is described.
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