Back to results
US 8,574,199 B2Granted
Coupling for injection devices
AssigneeNovo Nordisk A/S
InventorsMartin von Bülow, Lars Ulrik Nielsen
Life of this patent
Estimating the term…
Abstract
The present invention concerns a prefilled injection device having a container and a dose setting mechanism encapsulated inside the housing. The housing is made from two parts which are locked together by a bayonet coupling: In addition to the bayonet coupling, the two parts are also provided with irreversible locking means locking the two parts permanently together.
Claims11
An apparatus for performing medical injections comprising;
- a housing having a longitudinal axis,
- a container containing a liquid medicament,
- a dose setting and injection mechanism,
- wherein the container and the dose setting mechanism are encapsulated inside the housing, which comprises a first part and a second part locked together by a bayonet coupling and an irreversible locking element that is separate from the bayonet coupling and permanently locks the first part and the second part together, the irreversible locking element including a longitudinal elevation substantially parallel to the longitudinal axis of the housing.
1 more element
Dependencies are inferred from the claim text.