SYRINGE WITH VISUALLY CODED NEEDLE HUB

摘要

A medication delivery device (100) included molded cylindrical barrel (106) having visual marks (112) on the surface of the barrel in the axial direction, a plunger (108) seals the distal opening of the cylindrical barrel, a molded needle hub (104) disposed in the proximal opening of the cylindrical barrel for sealing the needle hub to the barrel. A needle (102) is disposed in the needle hub for communicating liquids by operation of the plunger in the axial direction. The circumferential surface on the flange of the needle hub comprises a colored mark (118, 146) that corresponds to a characteristic of the medication delivery device or its contents.