A DOSAGE UNIT FOR DOSING A NUMBER OF MEASURED QUANTITIES OF A LIQUID, SUCH AS AN INSULIN PREPARATION, FROM A CONTAINER, PREFERABLY A CARTRIDGE

摘要

A dosage unit for dosing a number of measured quantities of a liquid, such as insulin, from a cartridge (2). This dosage unit enables an easy and precise adjustment of the desired quantity and ensures that the dosage unit cannot be used again inadvertently, when the cartridge is empty.