Patent ID: 9072841
Filing Date: 2015-07-07
Classification: A61M

Abstract:
1. A medicated module attachable to a drug delivery device, comprising, an outer housing having an inner surface, a proximal end and a distal end, where the proximal end comprises an upper hub holding a first double-ended needle cannula and a connector configured for attachment to a drug delivery device; a locking disc comprising a radial protrusion; a lower hub comprising a radial protrusion; a bypass housing comprising non-linear slots that rotatably and slidably engage radial protrusion on the locking disc and the radial protrusion on the lower hub; a reservoir within the bypass housing comprising a single dose of a medicament; a rotating cylinder comprising an outer surface that comprises a non-linear track; a guard having inner and outer walls, where the inner wall comprises a drive tooth that engages the non-linear track on the outside surface of the rotating cylinder, where an inside surface of the cylinder comprises radial protrusions that engage the radial protrusions on the locking disc and the radial protrusion on the lower hub, and a biasing member engaged between the guard and the lower hub.