12-06-2014 дата публикации
Номер: US20140158126A1
Drug delivery devices that include a microphone and processing circuitry that can detect operating events, such as peak inspiratory flow (PIF) and Breath Actuated Mechanism (BAM) in dry powder inhalers can be used to improve clinical trials by providing information about the way in which the inhalers under test are being used. 112. A dry powder inhaler , comprising a body () and a cover () , wherein said body comprises:{'b': '7', 'a container () for storing a powdered medicament,'}{'b': 15', '18', '15', '18', '7', '18', '27, 'a metering member () having a dosing recess (), the metering member () being moveable between a filling position, in which the dosing recess () is in alignment with an opening of the container () so as to be filled with a dose of the powdered medicament, and an inhalation position, in which the dosing recess () is in alignment with an inhalation channel (),'}{'b': 3', '27', '18', '15', '15, 'a mouthpiece () being in communication with the inhalation channel () for enabling inhalation of the dose of the powdered medicament contained in the dosing recess () of the metering member () when the metering member () is in the inhalation position,'}{'b': 19', '15', '27', '19', '18', '15', '15', '18', '27', '19', '18', '18', '27', '18, 'a protective member () provided between the metering member () and the inhalation channel (), being moveable between a closed position, in which the protective member () at least covers the dosing recess () of the metering member () when the metering member () is in the inhalation position, thereby preventing the powdered medicament contained in the dosing recess () from entering into the inhalation channel () and an open position, in which the protective member () does not cover the dosing recess (), thereby exposing the dosing recess () to the inhalation channel () so as to enable inhalation of the dose of the powdered medicament contained in the dosing recess (),'}{'b': 19', '19', '21', '23', '19, 'a breath actuated ...
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