Information provider assembly and medicament delivery device comprising the same

Abstract

The present invention relates to an information provider assembly to be used with a medicament delivery device for providing status information of the medicament delivery device, which medicament delivery device is provided with a medicament dose setting mechanism, the information provider assembly comprising a housing designed to be releasibly connectable to said medicament delivery device, the information provider assembly further comprising a measuring unit capable of measuring the position of a measuring surface on said medicament delivery device, which measuring surface is moved as the medicament dose setting mechanism is operated. The invention is characterized in that the measuring unit is capable of measuring the measuring surface before and after operation of the dose setting mechanism, when said housing is connected, wherein the difference in positioning of the first reference points before and after operation of the dose setting mechanism constitutes information regarding set and delivered dose of medicament.

Dependencies are inferred from the claim text.