Device for guiding a drive in an injection device
OwnerThomas Hegewaldinventor
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Abstract
The present invention relates to a device for guiding a rod-shaped output member of an injection device with an exchangeable cartridge containing injection liquid, where the rod-shaped output member can be driven by defined distances in a direction reducing the volume of the cartridge in order to dispense the injection liquid, a clamp element being provided which can be secured releasably on the rod-shaped output member, which clamp element, in the clamped state of the rod-shaped output member, is movable in order to set the dose to be injected or to dispense the dose, and which clamp element is automatically released upon release and removal of the cartridge.
Claims3
A device for guiding a rod-shaped output member (1) of a injection device with an exchangeable cartridge containing injection liquid, the rod-shaped output member (1) being able to be driven in defined distances in a direction reducing the volume of the cartridge in order to dispense the injection liquid, said device comprising a clamp element (2) which can be releasably secured on the rod-shaped output member (1), wherein the clamp element (2), in the clamped state of the rod-shaped output member (1), is movable in order to set the dose to be injected or to dispense the dose, and wherein the clamp element (2) is automatically released upon release and removal of the cartridge.
Dependencies are inferred from the claim text.