Patent ID: 8141551

Claim:
A device for administering medicament for inhalation by a user, said device comprising: a container for holding a quantity of medicament, said container having a first cross sectional area and comprising a neck portion of a second cross sectional area which is less than said first cross sectional area, and further comprising an outlet opening at the terminus of said neck portion; a baffle structure comprising a plurality of rigid vanes connected to an axial hub, said hub presenting a through passage along its length, said structure further including a rigid end wall connected to said vanes and blocking the flow of medicament out of said container so that all flow must travel through the through passage to reach the user, said structure attached to said container and extending at least partially into said neck portion; and a flexible mouthpiece coupled with said container and adapted to be enclosed by the mouth of the user, said mouthpiece having an orifice for passage of said medicament.