Novo Nordisk A/S
A MEDICAL INJECTION DEVICE

Abstract:

The invention relates to a pre-filled injection device for apportioning set dose of a liquid drug. The pre-filled injection device is of the type wherein a permanently mounted injection needle is cleaned in a cleaning reservoir between injections. The purpose of the invention is to provide a mechanism by which the cleaning reservoir can be filled with preservative containing liquid drug from the cartridge upon proximal movement of the needle hub in a linear movement.