2024
The feasibility of a novel 3D-Printed patient specific cutting guide for extended trochanteric osteotomies
Bergemann R, Roytman G, Ani L, Ramji A, Leslie M, Tommasini S, Wiznia D. The feasibility of a novel 3D-Printed patient specific cutting guide for extended trochanteric osteotomies. 3D Printing In Medicine 2024, 10: 7. PMID: 38427157, PMCID: PMC10905807, DOI: 10.1186/s41205-024-00204-3.Peer-Reviewed Original ResearchPatient-specific cutting guidesCutting guidesPlanned osteotomySoft tissue injuriesTotal hip arthroplasty surgeryCT scanSurgical techniqueRevision total hip arthroplasty surgeryClinical trialsPerformed osteotomyHip arthroplasty surgeryTissue injuryNon-unionPatientsCadaveric testingSimpleware ScanIPOsteotomySoft tissueTrochanteric osteotomyProximal femurArthroplasty surgeryIntramedullary canalHuman subjectsExtended trochanteric osteotomyFemoral canal
2022
Finite 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