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US 2017/0246395 A1Published application
Delivery Device
AssigneeSHL Group AB
InventorsMattias Daniel, Sebastian Karlsson
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Abstract
A drive mechanism for a delivery device comprising a rotator comprising an outer surface and an inner surface, the rotator configured to rotate from a first position to a second position; and a needle cover comprising an inner surface that engages the outer surface of the rotator. An end of injection indication device is positioned at least partially within a plunger rod spring, the end of injection indication device providing a signal to a user of the drive mechanism that an injection has been completed.
Claims21
A drive mechanism for a delivery device, the drive mechanism comprising,
- a rotator comprising an outer surface and an inner surface, the rotator configured to rotate from a first position to a second position;
- a needle cover comprising an inner surface that engages the outer surface of the rotator;
- a plunger rod spring positioned within a cavity defined by the rotator;
- and
- an end of injection indication device positioned at least partially within the plunger rod spring,
- the end of injection indication device providing a signal to a user of the drive mechanism that an injection has been completed.
3 more elements
Dependencies are inferred from the claim text.