Pain, PostoperativeAcute PainPain MeasurementAnalgesics, OpioidAnalgesiaAnalgesia, Patient-ControlledMorphinePainAcute DiseasePain ManagementChronic PainPain ThresholdAnalgesicsLow Back PainBack PainAnesthetics, LocalPain PerceptionAbdominal PainNeck PainPain, IntractableKetorolacTramadolBupivacainePelvic PainFacial PainAnalgesia, EpiduralNerve BlockPain, ReferredPostoperative Nausea and VomitingPirinitramideAnalgesics, Non-NarcoticDouble-Blind MethodMolar, ThirdHyperalgesiaFentanylShoulder PainAnesthesia, LocalHemorrhoidsMusculoskeletal PainHernia, InguinalLidocaineTreatment OutcomeProspective StudiesCyclohexanecarboxylic AcidsTooth ExtractionAnti-Inflammatory Agents, Non-SteroidalTolmetinNeuralgiaAmbulatory Surgical ProceduresThoracotomyInfusions, IntralesionalAnesthesia, GeneralButorphanolHydrocodoneAcupuncture AnalgesiaAmidesTrismusMeperidinePiroxicamAnesthesia, CaudalDipyroneOxycodoneInjections, SpinalPostoperative CareHysterectomyKetoprofenLaparoscopyNociceptive PainAnesthesia, EpiduralTooth, ImpactedOpiumPain ClinicsTonsillectomyAbdomenRecovery RoomAminesAnesthesia, SpinalAcetaminophenSufentanilChronic DiseaseIntercostal NervesGingivectomyHydromorphonePreanesthetic MedicationNalbuphineDiclofenacTime FactorsSurgical Procedures, Minimally InvasiveSurgical MeshBrachial PlexusAnesthesia Recovery PeriodKetorolac TromethamineAnesthesia, DentalOrthopedic ProceduresMyofascial Pain SyndromesPostoperative ComplicationsPatient SatisfactionKetaminePreoperative CareCholecystectomy, Laparoscopic