VertebroplastyFractures, CompressionPolymethyl MethacrylateSpinal FracturesBone CementsKyphoplastyFractures, SpontaneousThoracic VertebraeSpineExtravasation of Diagnostic and Therapeutic MaterialsOsteoporotic FracturesSpinal NeoplasmsOsteoporosisBack PainLumbar VertebraeFluoroscopySurgical Procedures, Minimally InvasiveIntervention StudiesMethylmethacrylateTreatment OutcomePain MeasurementRadiology, InterventionalOrthopedic ProceduresKyphosisRadiography, InterventionalInjections, SpinalSpinal CanalSpinal DiseasesAxisCementoplastyPainInjectionsFollow-Up StudiesPolymethacrylic AcidsRetrospective StudiesSpinal Cord CompressionEmbolism, FatRadiographyPlacebo EffectTomography, X-Ray ComputedPostoperative ComplicationsVirginiaForeign-Body MigrationPulmonary EmbolismHealth PromotionPain ManagementFractures, ComminutedMethylmethacrylatesSpinal InjuriesTime FactorsOutcome Assessment (Health Care)Magnetic Resonance ImagingArthroplastyRisk FactorsThermoluminescent DosimetryRandomized Controlled Trials as TopicMinnesotaHemangiomaCalcium PhosphatesEarly Medical InterventionProspective StudiesLaminectomyAnesthesia, LocalFracture FixationThermal ConductivityNeedlesControlled Clinical Trials as TopicProgram EvaluationRisk AssessmentSacrumEarly Intervention (Education)Reconstructive Surgical ProceduresHealth EducationCompressive Strength