DRY POWDER MEDICAMENT INHALER

原文（中文）

Dry powder inhalers deliver medicament from a blister pack having a plurality of spaced-apart blister pockets containing doses of medicament. A housing accommodates unused and used portions of the blister pack together with a dispensing mechanism for selectively opening the blister pockets. A manifold component, through which air is drawn in use, has primary air inlet opening receives first external air and fluidly connected by primary air delivery conduit formed in the manifold component to air outlet opening providing external air from the primary air inlet opening into an opened blister pocket; medicament inlet opening receives air-entrained medicament from the opened blister pocket and is fluidly connected by medicament delivery conduit formed in the manifold component to medicament outlet opening that delivers air-entrained medicament from the opened blister pocket to the user. Air outlet opening and medicament inlet opening are arranged side-by-side to simultaneous communication with the opened blister pocket.