UnconsciousnessStuporConsciousnessPropofolConsciousness DisordersComaAnesthetics, IntravenousDelayed Emergence from AnesthesiaElectroencephalographyDiazepam Binding InhibitorInsulin ComaAnesthesia, GeneralDissociative DisordersFlumazenilAnesthesiaPhysostigmineMonitoring, IntraoperativeEvoked Potentials, AuditoryMethyl EthersAnesthetics, InhalationHypnotics and SedativesAnestheticsElectrooculographyEntropyIsofluraneCraniocerebral TraumaWakefulnessBrainCholinesterase Inhibitors