A surgically implanted rubber reservoir placed under the scalp that allows drugs to be injected into the fluid-filled cavity inside the brain.
A device with a fluid reservoir that is surgically implanted under the scalp with a catheter into a ventricle of the brain. It is used to give medication into the CSF and to remove samples of spinal fluid.
A device implanted under the scalp and used to deliver anticancer drugs to the fluid surrounding the brain and spinal cord.
A hollow, slightly dome-shaped, device that is attached to a catheter that is surgically implanted. Chemotherapy is administered by injecting into the reservoir and catheter.