Patent ID: 8973571
Filing Date: 2015-03-10
Classification: A61M

Abstract:
1. A medication delivery apparatus comprising: an antistatic holding chamber that has an input end and an output end spaced apart along a longitudinal axis; a patient interface component connected to said output end and comprising an interior surface defining a flow passage; and a duck-bill shaped valve disposed adjacent said output end, said duck-bill shaped valve comprising a flexible material and moveable between an open position and a closed position, wherein said duck-bill shaped valve has a central opening when in said open position, said central opening having a flow path along said longitudinal axis, so as to facilitate a flow from the antistatic holding chamber to a patient, wherein the duck-bill shaped valve is configured to block a flow of exhaled air upstream in the direction of the antistatic holding chamber, and the duck-bill shaped valve configured to permit the exhaled air to be exhausted through a sidewall of a housing.