| 摘要 |
<p>An injection device which is configured to be pre-filled, including a vessel for storing the liquid, having two opposing ends, each provided with an opening, referred to as proximal end and distal end, and arranged to receive a sliding piston in order to exert pressure on the liquid. The vessel includes a wall including at least two vertically adjacent layers, each including vertically adjacent plastic material, the first and second layers having different gas permeability.</p> |
