Integra™ Spetzler™ Lumbar Peritoneal Shunt Kit is available exclusively from Integra. Pressure control is achieved through a combination of the double slit valve at the peritoneal end and the small inner diameter catheter. Each Integra Spetzler Lumbar Peritoneal Shunt Kit includes: Lumbar peritoneal catheter Metal straight connector 14G Tuohy needle 3 suture collars Optional in-line valves and reservoirs are also available