Conscious SedationDeep SedationLaryngismusAnesthesia, DentalAnesthesia, GeneralHypnotics and SedativesIntraoperative CareAnesthesia, LocalMidazolamIntraoperative PeriodAnesthesiaMonitoring, IntraoperativePropofolAnesthetics, IntravenousAnesthesia, IntravenousHydroxyzineAnesthesia Recovery PeriodPreanesthetic MedicationAnesthesia, SpinalConsciousnessAnesthesia, EpiduralDental AnxietyAnesthesia, RectalAlphaprodineIntraoperative ComplicationsAnesthesia, ConductionAnesthesia, InhalationMeperidineChloral HydrateNitrous OxideEndoscopy, Digestive SystemDentistry, OperativeBurns, ElectricFentanylDiazepamAnesthesia, ObstetricalDexmedetomidineManifest Anxiety ScaleDental ImplantationGastric BalloonProspective StudiesTooth ExtractionIntubation, IntratrachealAdjuvants, AnesthesiaEndoscopy, GastrointestinalAnesthetics, CombinedAnesthetics, InhalationTreatment OutcomeAnesthesiologyDouble-Blind MethodAnesthetics, LocalNeurosurgical ProceduresIsofluranePatient SatisfactionColonoscopyMethyl EthersAnestheticsRetrospective StudiesKetamineCholangiopancreatography, Endoscopic RetrogradeInjections, IntravenousTime FactorsBronchoscopyAnesthetics, DissociativeConsciousness MonitorsLidocainePostoperative ComplicationsPilot ProjectsOxygenPainAnalgesiaEquipment DesignAmbulatory Surgical ProceduresHeart RateBlood PressureHemodynamicsHalothanePain, PostoperativeElectroencephalographyAlfentanilAnalgesics, Opioid