DRUG DELIVERY DEVICE FOR DELIVERING A PREDEFINED FIXED DOSE

DRUG DELIVERY DEVICE FOR DELIVERING A PREDEFINED FIXED DOSE

A drug delivery device (100, 300) for delivering a plurality of fixed doses, comprising a drive mechanism with a prestrained drive spring (108) for sequentially expelling the plurality of fixed doses, and an activation mechanism comprising an axially movable activation assembly (110, 310) for activa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KVOLSBJERG, Bo, VILLADSEN, Nicolai, Michael
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY
DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
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Beschreibung
Zusammenfassung:A drug delivery device (100, 300) for delivering a plurality of fixed doses, comprising a drive mechanism with a prestrained drive spring (108) for sequentially expelling the plurality of fixed doses, and an activation mechanism comprising an axially movable activation assembly (110, 310) for activating the drive mechanism to expel a fixed dose, and user operable for activation as a first user operation. The device further comprises a double dose prevention mechanism adapted to shift from a non-blocking to a blocking state after the first user operation of activating the activation mechanism, and adapted to shift from the blocking to the nonblocking state, in response to the second user operation of operating the unlocking structure.