ElectroencephalographyIntraoperative CareIntraoperative PeriodSpinal CordMonitoring, IntraoperativeSpinal Cord InjuriesIntraoperative ComplicationsBrain WavesEpilepsies, PartialMagnetoencephalographyEpilepsyAlpha RhythmSeizuresSignal Processing, Computer-AssistedMagnetic Resonance ImagingBrain MappingBrainDelta RhythmEvoked Potentials, SomatosensoryEvoked PotentialsCerebral CortexInjections, SpinalBeta RhythmAnesthesia, SpinalSpinal Cord DiseasesMonitoring, PhysiologicEvoked Potentials, VisualSpinal NervesCortical SynchronizationSpinal Cord NeoplasmsSpinal Nerve RootsStatus EpilepticusSpinal DiseasesBrain-Computer InterfacesSpinal CanalEvent-Related Potentials, P300Term BirthElectrodes, ImplantedSpinal Cord CompressionPersistent Vegetative StateSpinal NeoplasmsTreatment OutcomeSpinal FusionNeurosurgical ProceduresScalpElectrooculographyRetrospective StudiesEpilepsy, Frontal LobeTime FactorsSpinal StenosisConsciousness MonitorsSpasms, InfantileSleep StagesEpilepsy, GeneralizedReaction TimeConsciousness DisordersPostoperative ComplicationsFrozen SectionsSleepArtifactsImage Processing, Computer-AssistedElectrodesNeuronavigationFunctional LateralityAnticonvulsantsEpilepsy, Tonic-ClonicElectromyographyProspective StudiesWakefulnessEpilepsy, Temporal LobeTranscranial Magnetic StimulationEpilepsy, AbsenceCommunication Aids for DisabledEvoked Potentials, AuditoryPhotic StimulationOccipital LobeModels, NeurologicalBlood Loss, SurgicalEpilepsy, ReflexBrain DiseasesPsychomotor PerformanceUnconsciousnessHypoxia-Ischemia, BrainSurgery, Computer-AssistedSpectroscopy, Near-InfraredSpinal InjuriesIntraoperative AwarenessTomography, X-Ray ComputedConsciousnessMuscular Atrophy, SpinalNerve NetMalformations of Cortical DevelopmentFrontal LobeReproducibility of ResultsSensitivity and SpecificityParietal LobeEndarterectomy, CarotidThoracic VertebraeSpinal Cord IschemiaEpilepsy, Complex Partial