Importance

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Abstract

A de-agglomerator comprises: a medicament chamber comprising an inlet and outlet and having a cross-section with a substantially circular inner perimeter; a conduit in pneumatic communication with said inlet; and a blower arranged to direct airflow at dry powder medication through said conduit. Another de-agglomerator comprises: a piezoelectric transducer; a pumping chamber: coupled to said transducer through a diaphragm, and having a outlet hole: in a wall opposing the transducer, in line with the transducer axis, and arranged to be in pneumatic communication with a flow channel of said inhaler through which a user can inhale; and a housing surrounding said pumping chamber, comprising a housing inlet in a wall facing the transducer; a housing outlet in a wall facing said outlet hole and in line with the outlet hole; and being spaced from the pumping chamber by an airflow channel in pneumatic communication with the housing inlet and outlet.

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First Claim