Drug delivery control arrangement, and injector

Abstract

The present disclosure provides a drug delivery control arrangement configured to enable medicament delivery from at least two medicament bags. Each one of the medicament bags has a corresponding gear associated for facilitating the medicament to be delivered from that medicament bag. The drug delivery control arrangement comprises a drive motor configured to be engaged with the gears, one at a time, for delivering the medicament out of the corresponding medicament bags. The drug delivery control arrangement further comprises a control unit configured to control from which one of the medicament bags the medicament is delivered by engaging the drive motor with the gear corresponding to that medicament bag.

Dependencies are inferred from the claim text.