2022
Simulating Prophylactic Fixation Methods for Osteoporotic Femoral Neck Fracture Prevention
Roytman G, Ramji A, Beitler B, Yoo B, Leslie M, Baumgaertner M, Tommasini S, Wiznia D. Simulating Prophylactic Fixation Methods for Osteoporotic Femoral Neck Fracture Prevention. Geriatric Orthopaedic Surgery & Rehabilitation 2022, 13: 21514593221141376. PMID: 36533207, PMCID: PMC9747871, DOI: 10.1177/21514593221141376.Peer-Reviewed Original ResearchFemoral neck systemDynamic hip screwExternal forcesImpact scenariosFemoral neck fracturesSingle-leg stanceFemoral neckHigh stiffnessFall scenariosNeck fracturesFracture patternsLeg stanceConstruct stiffnessLateral impactStiffnessChoice of implantsDifferent implantsSawbone femurProphylactic stabilizationGeriatric patientsHigh morbidityFracture preventionProphylactic fixationSurgical correctionClinical trialsFinite Element Evaluation of the Femoral Neck System as Prophylactic Fixation to Prevent Contralateral Hip Fractures
LaMonica J, Rhee B, Milligan K, Leslie M, Tommasini S, Wiznia D. Finite Element Evaluation of the Femoral Neck System as Prophylactic Fixation to Prevent Contralateral Hip Fractures. Geriatric Orthopaedic Surgery & Rehabilitation 2022, 13: 21514593221135117. PMID: 36393901, PMCID: PMC9661561, DOI: 10.1177/21514593221135117.Peer-Reviewed Original ResearchFinite element analysisFemoral neck systemContralateral hip fractureElement analysisHip fractureBone failurePeak stressProximal femurTrabecular bone failureFinite element evaluationCortical bone failureVon Mises stressContralateral proximal femurPrimary hip fractureNeck systemOsteoporotic proximal femurCadaveric biomechanical studyPharmacologic treatmentElement evaluationGeriatric patientsSignificant morbidityProphylactic fixationFemoral neckFall preventionBone quality
2021
Finite Element Analysis of Cannulated Screws as Prophylactic Intervention of Hip Fractures
Rhee B, Tommasini SM, Milligan K, Moulton J, Leslie M, Wiznia DH. Finite Element Analysis of Cannulated Screws as Prophylactic Intervention of Hip Fractures. Geriatric Orthopaedic Surgery & Rehabilitation 2021, 12: 21514593211055890. PMID: 34868723, PMCID: PMC8637371, DOI: 10.1177/21514593211055890.Peer-Reviewed Original ResearchLinear finite element simulationsOsteoporotic proximal femurFinite element simulationsPeak von Mises stressFinite element analysisFinite element modelVon Mises stressCannulated screwsProximal femurHip fractureGeriatric patientsLateral fallElement simulationsElement modelMises stressElement analysisMechanical testingCannulated hip screwsFemoral neck fracturesTrabecular failureComputed tomography scanElement failureSingle-leg stanceTriangle formationNeck fractures