Patent ID: 9498577
Filing Date: 2016-11-22
CPC Classification: A61M

Claim Text:
1. A dosing system for adjusting a dose volume of a fluid medium, comprising: a) a longitudinal center axis, b) a dosing sleeve with at least one communication opening for communicating with the surroundings, c) a dosing plunger, which is displaceable in the dosing sleeve in the direction of the longitudinal center axis between a retracted position and a depressed position in order to take up and dispense the medium through the at least one communication opening, d) a retraction limiting element to delimit a maximum retraction path of the dosing plunger in the direction of the longitudinal center axis, e) an end stop arranged on the dosing sleeve for interacting with the retraction limiting element in the retracted position of the dosing plunger.