Sphera Duo valves were developed for a precise control of cerebral intraventricular pressure. The Adult, Infantile and Neonatal Plus sizes design present low profile of implant and flexible body with anatomical shape to contour the curvature of the cranium.

The valves are made of transparent medical grade silicone with internal structure in polysulfone. They have pumpable central reservoir with needle guard that protects against perforations on punctioning or sampling procedures.

• Body in silicone 
• “Ball in Cone” mechanism made of ruby
• Compatible with CT and MRI