CARTRIDGE HOLDER ASSEMBLY FOR DRUG DELIVERY DEVICES

摘要

Cartridge holder assembly for Drug Delivery Devices The present invention relates to a drug delivery device for administering a predefined dose of a medicament comprising a housing. The housing comprising: - a body (14) to accommodate a drive mechanism, - a cartridge holder (12) to accommodate a cartridge having a piston slidably disposed therein in an axial direction (z), - an interconnection (59) between cartridge holder (12) and body (14), said interconnection having at least one displaceable or resiliently deformable latch element (68; 74; 82) to mate with a corresponding bearing (54; 90), wherein the latch element (68; 74; 82) is displaceable or deformable in a direction (z, w) extending substantially parallel to a circumferential side wall (52, 65) of the body (14) or cartridge holder (12).