Methods of operating and fabricating inhalers with airway disks having discrete airway channels
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United States of America Patent
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Mar 21, 2017
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app pub date -
Jan 24, 2014
filing date -
Sep 26, 2008
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Abstract
Methods of fabricating and operating dry powder inhalers that include dose disks and airway channel disks with sealant layers, the airway channel disks forming radially-extending discrete, typically dose-specific, airway channels serially forming a portion of the inhalation pathway to deliver dry powder to a user using the inhalers.
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