Bone ScrewsSpinal FusionInternal FixatorsFracture Fixation, InternalThoracic VertebraeScoliosisOsseointegrationLumbar VertebraeBone and BonesSpinal DiseasesFracture HealingX-Ray MicrotomographyNeuronavigationFluoroscopyCervical VertebraeOrthopedic ProceduresSurgery, Computer-AssistedSpinal FracturesSpineOrthopedic Fixation DevicesSpondylolisthesisAxisCadaverBone PlatesSacrumBone RemodelingPolymethyl MethacrylateCervical AtlasBiomechanical PhenomenaBone TransplantationTomography, X-Ray ComputedPostoperative ComplicationsKyphosisProsthesis ImplantationBone DensityJoint InstabilityEquipment FailureBone NailsMonitoring, IntraoperativeAtlanto-Axial JointTreatment OutcomeRadiographyIntraoperative ComplicationsZygapophyseal JointLaminectomySurgical Procedures, Minimally InvasiveBone CementsFractures, BoneTitaniumBone WiresDislocationsBone ResorptionSpinal CanalRetrospective StudiesNeck InjuriesForeign-Body MigrationBone MarrowIatrogenic DiseaseProstheses and ImplantsFracture FixationWeight-BearingPelvic BonesImaging, Three-DimensionalMaterials TestingBone NeoplasmsSpondylolysisThoracic DiseasesEquipment DesignLordosisNeurosurgeryFracture Fixation, IntramedullaryReconstructive Surgical ProceduresStainless SteelBone DevelopmentBone Marrow CellsDecompression, SurgicalModels, AnatomicRange of Motion, ArticularBone DiseasesReoperationDurapatiteFractures, UnunitedLumbosacral RegionSpinal InjuriesFemoral Neck FracturesOrthopedicsBone RegenerationOsteotomyFollow-Up StudiesFemoral FracturesTibial FracturesOdontoid Process