INHALATION COUNTER DEVICE

摘要

An inhalation device (10) comprising a housing (12) defining a lumen (20), a level indicator device (30) and a dosing device (46, 102, 104), both devices which are operably associated with the housing. The level indicator device linearly indicates a remaining amount of medicament, while the dose indicato r device indicates a number of doses dispensed for a predetermined time period .