Unit dose cartridge and dry powder inhaler

Details Unit dose cartridge and dry powder inhaler Unit dose cartridge and dry powder inhaler

A - Human Necessities

61

M

A61M 15/00 (2006.01)

Patent

CA 2537498

A dry powder inhaler having improved aerodynamic properties for diluting, dispersing, and metering drug particles for increasing the efficiency of pulmonary drug delivery to a patient is described. The inhaler comprises, in general, a housing (20) having an air intake (15), an air flow-control/check- valve (180), a mixing section (30) and a mouthpiece (40). A cartridge loaded with a single dose of medicament can be installed in the mixing section.

L'invention porte sur un inhalateur à poudre sèche possédant de meilleures propriétés aérodynamiques permettant de diluer, de répandre et de doser des particules médicamenteuses afin d'augmenter l'efficacité de l'administration d'un médicament pulmonaire à un patient. Généralement, l'inhalateur comprend un logement doté d'une entrée d'air, une vanne de contrôle/surveillance de flux, une section de mélange et un embout. Une cartouche chargée d'une dose unique de médicament peut être installée dans la section de mélange.

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