Sanofi-a Ventis Deutschland Gmbh

George Richard Gregory

Michael Harms

Udo Leuschner

Michael Strehl

Norbert Besenhardt

Robin Craig Cocker

James Robert Howarth

Anthony Raymond Charpentier

James Roberts Howarth

Anthony Raymond Caharpentier

A method of preventing setting a dose which exceeds an amount of medication contained in a medication receptacle of a medication delivery device. The device comprising a piston rod comprising a second stop element, a drive device for moving the piston rod, and a dose setting member for setting a dose. The method comprising the steps of moving a dose limiting member which comprises a first stop element axially with respect to the piston rod during dose setting, and utilizing the first and second stop elements to stop an axial movement of the dose limiting member in the proximal direction when the first and second stop elements catch, limiting a movement of the dose setting member for increasing a set dose of medication. The dose limiting member and the piston rod only interact directly, when the first and second stop elements catch.

Medication delivery device

The present invention relates to a medication delivery device, to dosing mechanisms suitable for use in such medication delivery device, in particular in pen-type injectors, preferably having a dose setting member and a drive device enabling the dose setting and the administration of a medicinal product from a multi-dose medication cartridge, to methods using such device, and to methods of manufacturing and assembly of such device.

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Frankfurt am Main, Germany

George Richard Gregory