CraniotomyNeurosurgeryElectrodesNeurosurgical ProceduresElectrodes, ImplantedStereotaxic TechniquesNeuronavigationPneumocephalusNeuroendoscopyBrain NeoplasmsMicrosurgeryMeningiomaMeningeal NeoplasmsIon-Selective ElectrodesBrain DiseasesPsychosurgeryDura MaterSurgery, Computer-AssistedIntracranial AneurysmMagnetic Resonance ImagingFrontal BoneMonitoring, IntraoperativePostoperative ComplicationsSkull BaseHematoma, Subdural, AcuteBrain AbscessDeep Brain StimulationTrephiningElectrochemistryTomography, X-Ray ComputedIntraoperative CareGlasgow Coma ScaleSubdural SpaceCraniopharyngiomaSkull Base NeoplasmsEmbolism, AirIntracranial Hemorrhage, HypertensiveSubarachnoid HemorrhagePoetry as TopicHead Injuries, PenetratingRadiosurgeryCraniocerebral TraumaDelayed Emergence from AnesthesiaElectrochemical TechniquesHematoma, SubduralNeuromuscular MonitoringBrain InjuriesSurgical Fixation DevicesAnesthesiaSkullSupratentorial NeoplasmsRetrospective StudiesPolyhydroxyethyl MethacrylateBrainFrontal SinusSubthalamic NucleusArachnoid CystsTemporal BoneSurgical EquipmentEpilepsyTreatment OutcomeIntraoperative ComplicationsFilingHydrocephalusSpecialties, SurgicalMicroelectrodesPituitary NeoplasmsDecompression, SurgicalElectroencephalographyHematoma, Epidural, CranialCerebral AngiographyNeuroradiographyHematoma, Subdural, ChronicIntracranial PressureCerebrospinal Fluid RhinorrheaCranial Fossa, AnteriorPropofolPreoperative CareFourth VentriclePotentiometryTime FactorsAstrocytomaCerebral HemorrhageFluorocarbon PolymersHematoceleSurgical InstrumentsGraphiteSurgical Wound InfectionNeurologyHistory, 20th CenturyBiosensing TechniquesCerebellar DiseasesScalpEquipment DesignVentriculostomySurgical FlapsGliomaMeningitis, BacterialConsciousness MonitorsCranial Nerve Neoplasms