Patent ID: 6086567
Filing Date: 2000-07-11
Classification: A61M

Abstract:
An injection device for injecting a selectable dose of a liquid substance from an ampoule located in an ampoule holder, said injection device comprising a sleeve-shaped mechanism holder coupled to the ampoule holder, a longitudinally shiftable shaft in the mechanism holder for acting on the ampoule, the shaft being surround by an also longitudinally shiftable advancing sleeve having an upper end area closed by a lid, said injection device further comprising:A) a dosing sleeve operably coupled to the mechanism holder for selecting a dose to be injected;B) a dose imprint on a cylindrical portion of the dosing sleeve and a marking arrow on the mechanism holder for displaying the selected dose; andC) a dose scale provided in the area of the upper end of the advancing sleeve for displaying an actually possibly administrable dose.