Indicator arrangement for an auto-injector

摘要

Describe is an auto-injector comprising a syringe carrier arranged to retain a syringe, a plunger arranged to displace a stopper within the syringe, a feedback component retainable in a first position and biased towards a second position, a pin disposed on the feedback component, and an exterior component having a bore. The feedback component moves from the first position to the second position when the plunger during displacement of the stopper reaches a predetermined position. The pin enters the bore when the feedback component is in the second position.

主权项

1. An auto-injector, comprising:
a syringe carrier arranged to retain a syringe; a plunger arranged to displace a stopper within the syringe; a feedback component retainable in a first position and biased towards a second position, a pin disposed on the feedback component; an exterior component having a bore; and a cover arranged on the exterior component over the bore, the cover being adapted to at least partially separate from the exterior component when impacted by the pin, and the cover being hingedly coupled to the exterior component, wherein the feedback component moves from the first position to the second position when the plunger during displacement of the stopper reaches a predetermined position, and wherein the pin enters the bore when the feedback component is in the second position.