NEEDLE SHIELD MECHANISM AND A MEDICAMENT DELIVERY DEVICE COMPRISING THE NEEDLE SHIELD MECHANISM

摘要

Needle shield mechanism for an auto-injector comprising,a tubular housing (10), a needle shield (12) movably arranged in the housing (10), between a retracted state and an extended position,a releasable spring-biased container carrier assembly movably arranged relative to the housing (10) from an initial position to a penetrating position, wherein the container carrier assembly prevents the needle shield (12) from moving to the extended position when the container carrier assembly is in the initial position, and wherein the container carrier assembly allows the needle shield (12) to move to the extended position when the container carrier assembly is in the penetrating position.