Inhalation apparatus
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United States of America Patent
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-
May 28, 2002
Grant Date -
N/A
app pub date -
Oct 2, 2000
filing date -
Feb 20, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to an inhalation apparatus for dispensing an inhalable substance and, in particular, but not exclusively, to an apparatus for use in the delivery of therapeutic substances to the human lung. There is provided and apparatus for dispensing an aerosol of electrostatically charged droplets including a housing having an open end duct in which are located a first electrode having an upper surface lying in a generally longitudinal plane of the duct and a second electrode spaced from the first electrode. The apparatus further includes means for delivering a metered quantity of liquid to the upper surface of the first electrode for atomization, and charging means for applying a higher potential to the second electrode with respect to the first electrode to effect atomization.
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