Dry powder delivery system

Tobacco – Antismoking product or device – i.e. – deterent

Patent

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Details

131271, 131273, 12830221, 12820315, A61M 1500

Patent

active

057462275

ABSTRACT:
A method for delivering dry powder particles through the mouth of a user, in which a suction is created through an opening in a proximal end of an elongated housing for drawing air into a flow path in the housing from an opening in a distal end of the housing, the distal end including an opening in the housing with a ridge surrounding the housing, and through a resistance member in the housing for introducing a controlled pressure drop in the housing and a resistance to the drawing of air into the mouth of the user. A measured amount of dry powder particles having a therapeutic capability, is introduced into the housing so that the particles will travel downstream from the resistance member at a relatively low velocity in a non-agglomerated state, the dry powder particles being sized and coordinated with the controlled pressure drop so that the particles can be drawn into the mouth of the user and inhaled, with the resistance being sufficiently great that the particles are drawn into the mouth of the user to simulate the action of puffing on a cigarette so that at least some of the particles are deposited in the oral cavity and upper respiratory tract of the user after being drawn into the mouth.

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