US Patent 7104972 Injection device with a dose setting limiter

An end-of-content arrangement for preventing a dose setting member of an injection device to be set to a dose larger that the medicament remaining in the injection device. The arrangement is particular suitable for injection devices operating with non-equistant dose volumes. The arrangement comprises an indentation provided on the housing or on the dose setting and injection member which indentation arrest a stop member when less than one dose unit is left in the cartridge. The stop member is coupled to the dose setting member such that the interaction between the indentation and the stop member prevents a dose larger that the remaining medication in being set.