title: The evolution of neurosurgical instrumentation.
authors.affiliation: Barrow Neurological Institute, USA.
authors.forename: Robert F
authors.initials: RF
authors.lastname: Spetzler
authors.forename: Rodney
authors.initials: R
authors.lastname: Samuelson
mesh_terms: D004867:Equipment Design / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D009493:Neurosurgery / Q000266:history* / Q000295:instrumentation*; D019635:Neurosurgical Procedures / Q000266:history* / Q000295:instrumentation*; D013525:Surgical Instruments / Q000266:history*