Description: The Accura Burr Hole Valve is a silicone diaphram valve mechanism mounted on a polypropylene base. A polypropylene needle guard protects the valve mechanism from needle perferation. The valve is manufactured of non-metal parts which are MRI and CT compatable.

The valve comes in three sizes: 9 mm, 12 mm and 16 mm and low, medium and high pressure sensitive diaphram regulates CSF flow and maintains optimal ICP.