Patent ID: 8298194
Filing Date: 2012-10-30
Classification: A61M

Abstract:
1. An injection device comprising: a dose setting mechanism operable to set a desired dose, the dose setting mechanism comprising a dose setting member and a dose rod, the dose setting mechanism being adapted to be in: a piston rod cooperating with the dose rod and adapted to cooperate with a piston in a cartridge in order to expel a dose of liquid from the cartridge, an injection mechanism operable to cause the piston rod and the piston to expel a previously set dose of liquid from the cartridge, and a cartridge holder for releasably holding a cartridge, wherein the cartridge holder is operatively connected to the dose rod in such a manner that when a cartridge is being inserted in the cartridge holder, the dose rod is caused to move along with the piston rod in an at least substantially axial direction, at least while the dose setting mechanism is moved from the second position to the first position.