Patent ID: 7517337

Claim:
A catheter system for intracranial delivery of therapeutic substances to a patient, the system comprising: an elongate catheter having a lumen and at least one drug delivery orifice in fluid communication with the lumen; an anchor for mounting the catheter to the outer surface of the skull of the patient, the anchor including: a body formed of generally flexible, elastomeric material, the body having: a through hole for receiving the catheter, a channel, extending substantially from the through hole, into which a portion of the catheter may be inserted to retain the portion substantially parallel to the surface of the skull; and at least one flange for engaging the outer surface of the skull; and at least one substantially rigid standoff mounted in the flange, the standoff being substantially annular and having an opening for receiving a fastener to fasten the anchor to the skull, and an undercut or circumferential channel helping to retain the standoff in the flange.