Dose metering system for medicament inhaler
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United States of America Patent
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Apr 13, 2004
Grant Date -
Jun 27, 2002
app pub date -
Jun 23, 2001
filing date -
Jun 23, 2000
priority date (Note) -
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Abstract
A new and improved inhaler includes an accurate and consistent mechanical dose metering system that dispenses dry powdered medicament in discrete amounts or doses for patient inhalation, a pressure relief system that manages pressure within a medicament reservoir of the inhaler to ensure consistently dispensed doses, and a dose counting system indicating the number of doses remaining in the inhaler.
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