MEDICAMENT DISPENSER

摘要

The invention relates to a medicament dispenser with a medicament pack having a first structure (310a, 310b) and a second structure (312a, 312b) which is intended to be separated from said first structure for releasing medicament from locations enclosed by the first and second structures, said second structure having a laminated construction and comprising a metallic and a non-metallic layer, said medicament dispenser comprising: (i) an internal dispensing mechanism (330, 328) for separating said second and first structure to expose said medicament locations and advance the separated first and second structures on respective first and second paths in the dispenser; and (ii) an outlet at which a user is able to receive medicament from the exposed medicament locations, wherein the dispenser is provided with a fault detector for detecting when medicament is potentially not being released, said fault detector comprising a sensor (339a, 339b) associated with said second path, said sensor detecting an absence of said metallic layer in said second path and producing an output signal based on said detected absence.