EP2432530A1 — Dry-powder inhaler

USPTO Abstract

An inhaler (101) for delivering dry-powder medicament to a patient from an open blister pocket (3) of a blister pack (1). The blister pack (1) has a plurality of blister pockets (3) spaced apart in a length direction of the pack (1) and each containing a measured dose of the medicament. The inhaler (101) comprises a housing (103, 105) for enclosing used and unused portions of the blister pack (1) together with a medicament dispensing mechanism (119) for opening the blister pockets (3) of the blister pack (1). The inhaler (101) also comprises a manifold through which air can be drawn in use of the inhaler (101), the manifold comprising an air inlet (125) for receiving external air, at least one medicament aperture (127) for communicating with an opened pocket (3) of the blister pack (1) to enable entrainment of the medicament by the air drawn through the manifold, and an air outlet (129) for delivery of the entrained medicament to the patient.