Tidal dry powder inhaler with miniature pressure sensor activation
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United States of America Patent
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Aug 18, 2020
Grant Date -
Sep 28, 2017
app pub date -
Aug 28, 2015
filing date -
Aug 28, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A tidal dry powder inhaler comprising: a miniature pressure sensor, a sensor port of said sensor being pneumatically coupled to a flow channel through which a user can inhale; a processor configured to process data received from a sensing element of the sensor to make a determination that inhalation of a spontaneous breath through said flow channel is in progress; a controller configured to, responsive to said determination, issue a start dosing signal; and a dosing mechanism configured to release dry powder medicament into the flow channel during inhalation of said spontaneous breath in response to receiving said signal.
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