Patent ID: 6485470
Filing Date: 2002-11-26
Classification: A61M

Abstract:
A device for metered administration of an injectable product, comprising:(a) a base section forming a portion of a housing, (b) a container arranged in said base section, from which container a dose of the injectable product is dispensed through a needle by advancing in a forward direction at least one piston arranged in said container, (c) a drive unit comprising a driven member projecting into the container, said driven member advancing the piston in said forward direction upon actuation of the drive unit, and (d) a metering device for setting a length over which the driven member is displaced in relation to the base section, said metering device comprising a first metering means and a second metering means, the second metering means being adjustable in relation to the first metering means, wherein the first and second metering means are arranged in said container and metering is effected by interaction of the first and the second metering means within said container.