Analgesia, EpiduralAnalgesia, ObstetricalAnalgesiaAnesthesia, EpiduralAnalgesia, Patient-ControlledBupivacaineAnesthesia, ObstetricalLabor PainAnesthesia, GeneralAnesthetics, LocalPain, PostoperativeLabor, ObstetricAnalgesics, OpioidAnesthesiaFentanylSufentanilPain MeasurementAnesthesia, SpinalAnesthesia, LocalLabor Stage, FirstAmidesCesarean SectionMeperidineObstetric Labor ComplicationsMorphineAnesthesia, ConductionPregnancyAnesthesia, InhalationAnesthesia, IntravenousNerve BlockPostoperative Nausea and VomitingLidocaineDelivery, ObstetricDouble-Blind MethodLabor Stage, SecondThoracotomyAnesthesia Recovery PeriodExtraction, ObstetricalAnalgesicsAnesthesia, DentalApgar ScoreMepivacaineHydromorphoneHeart Rate, FetalNalbuphineProspective StudiesAdjuvants, AnesthesiaUrinary RetentionDystociaInjections, SpinalPainPuerperal DisordersAnesthetics, IntravenousPostoperative CareLacerationsAnesthetics, InhalationAnesthetics, CombinedPropofolFemoral NerveAcupuncture AnalgesiaParityPerineumPerioperative CareHypotensionEpisiotomyPostoperative ComplicationsObstetrical ForcepsThoracic Surgical ProceduresAbdomenNitrous OxideMethyl EthersAnesthesiologyIsofluraneHematoma, Epidural, SpinalObstetrics and Gynecology Department, HospitalPruritusInjections, IntravenousKetamineAnesthesia, CaudalAnestheticsMonitoring, IntraoperativeIleusFeverConscious SedationClonidineSagittal Sinus ThrombosisCatheterizationTime FactorsAmbulatory Surgical ProceduresOxytocinPostpartum PeriodTreatment OutcomeProcaineDrug Administration ScheduleHalothanePatient SatisfactionPreanesthetic MedicationDrug CombinationsFetal MonitoringAnesthesia and Analgesia