AnestheticsAnesthetics, LocalAnesthetics, InhalationPainAnesthetics, GeneralAnesthetics, IntravenousIsofluranePain ManagementChronic PainHalothanePain, PostoperativeLidocainePain ThresholdAnesthetics, CombinedAnesthesia, LocalPain MeasurementEnfluraneLow Back PainBack PainMethyl EthersBupivacainePain, IntractableNeck PainAbdominal PainAnesthesiaAnesthetics, DissociativePropofolAnesthesia, GeneralPain PerceptionMethoxyfluraneFacial PainPelvic PainNerve BlockSilicotuberculosisAnesthesia, InhalationAnesthesia, DentalKetaminePrilocaineTetracaineAcute PainPain, ReferredNitrous OxideProcaineThiopentalShoulder PainEtomidateMepivacaineEtherMusculoskeletal PainAnesthesiologyDibucaineAnalgesicsPentobarbitalAnesthesia, IntravenousAnalgesics, OpioidCarticaineAnesthesia, EpiduralEtidocaineFentanylAnesthesia, ConductionDose-Response Relationship, DrugProgramming, LinearAnalgesiaAnesthesia, ObstetricalAnesthesia Recovery PeriodChloroformXylazineNeuralgiaAnesthesia, SpinalEthersHypnosis, AnestheticNociceptive PainPregnanedionesTime FactorsXenonTreatment OutcomeAmidesAmbulatory Surgical ProceduresHypnotics and SedativesDouble-Blind MethodHyperalgesiaChronic DiseaseMonitoring, IntraoperativeProspective StudiesRats, Sprague-DawleyPreanesthetic MedicationChlorofluorocarbonsMedetomidineOctanolsAnesthesia Department, HospitalMyofascial Pain SyndromesInjectionsMandibular NerveReceptors, GABA-AComplex Regional Pain SyndromesAnalgesia, EpiduralVisceral PainLabor PainInjections, SpinalNociceptors