Temporary control of cerebrospinal fluid volume and pressure by means of an externalized valve-drainage system.
D002552:Cerebral Ventricles / Q000601:surgery; D002557:Cerebrospinal Fluid Shunts; D004322:Drainage; D006801:Humans; D006849:Hydrocephalus / Q000601:surgery*; D007427:Intracranial Pressure