Patent ID: 11964099
Assignee: PHILIP MORRIS PRODUCTS S.A.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An inhaler system comprising an inhaler article comprising:
a body extending along a longitudinal axis from a mouthpiece end to a distal end;
an endpiece element at the distal end;
a capsule cavity having an inner surface defining a cylindrical space within the body and extending along the longitudinal axis a cavity length, the capsule cavity comprises a helical feature on or in the inner surface of the capsule cavity, the helical feature is a protrusion or channel extending along the cavity length;
an air inlet region between the endpiece element and the capsule cavity, the air inlet region having an air inlet and an air passageway extending from the air inlet to the capsule cavity;
a porous element defining a downstream end of the capsule cavity; and
a mouthpiece air channel extending from the capsule cavity, through the porous element to the mouthpiece end, and
a capsule disposed within the capsule cavity of the inhaler article, the capsule containing particles, the particles having a mass median aerodynamic diameter of about 5 micrometres or less,
wherein the capsule is configured to be pierced and activated by a piercing element which also pierces the endpiece element.