Hydraulic dosing device for manually injecting a medical preparation into a body, comprises an injection unit, a master cylinder, a slave cylinder, a hydraulic connection and a mechanical coupling

摘要

A hydraulic dosing device comprises an injection unit (4), a master cylinder (2) with a master piston, a slave cylinder (3) with a slave piston (8), a hydraulic connection between the two cylinders and a mechanical coupling between the injection unit and the slave cylinder.