title: A new combined neurosurgical headholder and cassette changer for intraoperative serial angiography. Technical note.
mesh_terms: D002533:Cerebral Angiography / Q000295:instrumentation* / Q000379:methods; D003949:Diagnostic Techniques, Surgical / Q000295:instrumentation; D006801:Humans; D002532:Intracranial Aneurysm / Q000000981:diagnostic imaging / Q000601:surgery; D009493:Neurosurgery / Q000295:instrumentation*