| abstract |
A drug injection device, a body configured to receive a drug cartridge sealed by a penetrable barrier; a cap assembly having an inner needle member and an outer needle member, the inner needle member being an outer needle member A cap assembly that is movable proximally relative to the needle assembly and a needle carrier that holds the needle releasably coupled to the inner needle member, the inner needle member being displaced proximally In addition, the inner needle member displaces the needle carrier in the axial distal direction; after axial displacement of the inner needle member, the cap assembly becomes separable from the body by the distal movement of the cap assembly. |