Patent ID: 8640899

Claim:
Vial for receiving a predefined dose of a liquid, the vial having an open end, and a multipositional stopper engaged with the open end, the stopper having an opening coaxial with the open end of the vial and facing an interior of the vial, a closed tip opposite the opening, a side wall extending between an edge of the opening and the closed tip, and an orifice in the side wall of the stopper, the orifice being in fluid communication with an exterior of the vial and serving as an entry for liquid flow from the exterior through the orifice and the opening into the interior of the vial for filling the vial with the liquid in a first position of the engaged stopper, and the orifice being interior of the vial with the liquid flow blocked in another position of the engaged stopper, wherein the side wall of the stopper comprises a centering seating dimensioned to press fit against a side wall of the vial at the open end of the vial under a pressure force exerted on the closed tip of the stopper, the orifice being situated in the seating, and wherein the seating and the tip are connected by a sectile zone located further from the edge of the opening than the orifice.