Rotary cassette system for dry powder inhaler
AssigneeMicrodose Therapeutx, Inc.
InventorsKent D. Mosier, Brian Brandt-Madsen, Steen G. Lassen, Morten E. Andersen, Jan Olesen
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Abstract
The present disclosure provides an inhaler having a vibration element for aerosolizing medicament contained in a blister pack, wherein a plurality of individual blister packs are arranged in a rotary cassette that fits within a housing, and wherein the individual blister packs are dragged up into a clamping position between the vibration element and a piercing element. The motion of the blister pack is controlled by a rotary disk within the housing which further coordinates the movement of the piercing and vibrating elements for the piercing and deaggregation, respectively, of the individual blister packs.
Claims21
A medication inhaler, comprising a housing;
- a mouthpiece affixed to the housing;
- a vibrating element and a piercing element contained within the housing;
- a plurality of individually addressable blister packs detachably carried on a cassette within the housing, wherein each of the plurality of individually addressable blister packs contains a specified amount of a medicament;
- a blister-carrying mechanism disposed to move a selected blister pack between a stowed position and a detached dispensing position;
- and
- a blister-clamping mechanism disposed to secure the selected blister pack in spring urged contact with the vibrating element.
A dry powder inhaler, comprising
- a vibrating element;
- a piercing element;
- a cartridge carrying a plurality of individually addressable blister packs, wherein each of the plurality of individually addressable blister packs is detachable from the cartridge and contains a specified amount of powdered medicament, the blister packs being arranged in a circular formation on the cartridge;
- and
- a lever arm, the movement of which causes a blister-carrying mechanism to move a selected blister pack from the cartridge to the piercing element and a blister-clamping mechanism to secure the selected blister pack in spring urged contact with the vibrating element, to be opened, deaggregated and the powder inhaled by a user.
Dependencies are inferred from the claim text.