It is used to drain cerebrospinal fluid (CSF) and fluids with similar physical properties in order to reduce intracranial pressure and CSF amount when a permanent shunt is not required or appropriate. The system is offered for sale with 2 types of catheter kits, standart or antibiotic. It consists of two different catheter kits: External Ventricular Drainage Catheter or External Lumbar Drainage Catheter.