Pain, PostoperativePain MeasurementPainAnalgesics, OpioidAnalgesia, Patient-ControlledPain ManagementMorphineAnalgesicsAnesthetics, LocalPain ThresholdAnalgesiaChronic PainKetorolacAcute PainBupivacaineTramadolAnalgesia, EpiduralNerve BlockPostoperative Nausea and VomitingPirinitramidePain PerceptionAnalgesics, Non-NarcoticDouble-Blind MethodMolar, ThirdLow Back PainBack PainFentanylAnesthesia, LocalHemorrhoidsHernia, InguinalAbdominal PainNeck PainPain, IntractableTooth ExtractionLidocaineHyperalgesiaCyclohexanecarboxylic AcidsTolmetinInfusions, IntralesionalAmbulatory Surgical ProceduresProspective StudiesThoracotomyAnesthesia, GeneralButorphanolAnti-Inflammatory Agents, Non-SteroidalHydrocodonePelvic PainTreatment OutcomeTrismusAmidesAnesthesia, CaudalMeperidinePiroxicamAcupuncture AnalgesiaDipyroneFacial PainPostoperative CareHysterectomyPain, ReferredPain ClinicsKetoprofenLaparoscopyTooth, ImpactedOxycodoneAnesthesia, EpiduralOpiumTonsillectomyRecovery RoomAnesthesia, SpinalSufentanilAbdomenInjections, SpinalGingivectomyIntercostal NervesAminesNalbuphineAcetaminophenPreanesthetic MedicationShoulder PainSurgical Procedures, Minimally InvasiveDiclofenacHydromorphoneAnesthesia Recovery PeriodSurgical MeshNeuralgiaKetorolac TromethaminePatient SatisfactionBrachial PlexusAnesthesia, DentalMusculoskeletal PainOrthopedic ProceduresCholecystectomy, LaparoscopicPreoperative CareSurgical Procedures, MinorHerniorrhaphyKetaminePostoperative ComplicationsPerioperative CareFemoral NerveTime Factors