Gregory Roytman, DC
Postdoctoral AssociateAbout
Research
Publications
2024
Sustentaculum fracture fixation with lateral plate or medial screw fixation are equivalent
Roytman G, Salameh M, Rizzo S, Dhodapkar M, Tommasini S, Wiznia D, Yoo B. Sustentaculum fracture fixation with lateral plate or medial screw fixation are equivalent. Injury 2024, 55: 111532. PMID: 38614015, DOI: 10.1016/j.injury.2024.111532.Peer-Reviewed Original ResearchSubtalar jointCadaveric anklesSustentaculum tali fracturesFresh-frozen cadaveric anklesT-testAssess patient outcomesPaired t-testUn-paired t-testAnkle modelAnkleRight ankleLeft ankleMid-tibiaPatient outcomesRetrospective observational studyScrew fixationObservational studyMethod of fixationFracture fixationBiomechanical functionMedial approachBody massFixation methodsInterosseous ligamentNo significant differenceFabricating patient-specific 3D printed drill guides to treat femoral head avascular necrosis
Bell C, Feizi A, Roytman G, Ramji A, Tommasini S, Wiznia D. Fabricating patient-specific 3D printed drill guides to treat femoral head avascular necrosis. 3D Printing In Medicine 2024, 10: 10. PMID: 38564090, PMCID: PMC10986134, DOI: 10.1186/s41205-024-00208-z.Peer-Reviewed Original ResearchUsing Computed Tomography-Based Three-dimensional Modeling and Computer Navigation for Minimally Invasive Core Decompression and Adjuvant Orthobiologic Therapy of Femoral Head Avascular Necrosis
Feizi A, Bell C, Roytman G, Park N, Wang A, Tommasini S, Wiznia D. Using Computed Tomography-Based Three-dimensional Modeling and Computer Navigation for Minimally Invasive Core Decompression and Adjuvant Orthobiologic Therapy of Femoral Head Avascular Necrosis. Arthroplasty Today 2024, 26: 101337. PMID: 38497084, PMCID: PMC10940782, DOI: 10.1016/j.artd.2024.101337.Peer-Reviewed Original ResearchFemoral head avascular necrosisAvascular necrosisSurgical techniqueCore decompressionBone marrow aspirate concentrateDelay disease progressionOutcome of core decompressionAdjuvant therapyCellular therapyAspirate concentrateDisease progressionFemoral head collapseImprove outcomesLesionsDebilitating conditionTherapyComputer navigationNecrosisDecompressionHead collapseThree-dimensional modelFemoral headOff-the-Shelf Tibial Cone Sizes May Not Accommodate All Patients’ Bone Morphology and May Lead to Cortical Breaches in Revision Total Knee Arthroplasty: A 3D Modeling Study
Tung W, Kunsel K, Roytman G, Donnelley C, Pratola D, Tommasini S, Bernstein J, Wiznia D. Off-the-Shelf Tibial Cone Sizes May Not Accommodate All Patients’ Bone Morphology and May Lead to Cortical Breaches in Revision Total Knee Arthroplasty: A 3D Modeling Study. Arthroplasty Today 2024, 26: 101340. PMID: 38455865, PMCID: PMC10918480, DOI: 10.1016/j.artd.2024.101340.Peer-Reviewed Original ResearchThe 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 canalOutcomes of Distal Third Femur Fractures in Patients 18 Years and Older: A Pilot Study
Roytman G, Jabbouri S, O'Marr J, Raghuram A, Beitler B, Irshad S, Fram B, Yoo B, Leslie M, Riedel M, Tommasini S, Wiznia D. Outcomes of Distal Third Femur Fractures in Patients 18 Years and Older: A Pilot Study. Cureus 2024, 16: e55136. PMID: 38558586, PMCID: PMC10979706, DOI: 10.7759/cureus.55136.Peer-Reviewed Original Research
2023
An analytical model of lateral condylar plate working length
Roytman G, Beitler B, LaMonica J, Spero M, Toy K, Ramji A, Yoo B, Leslie M, Baumgaertner M, Tommasini S, Wiznia D. An analytical model of lateral condylar plate working length. Clinical Biomechanics 2023, 110: 106129. PMID: 37871506, PMCID: PMC10848195, DOI: 10.1016/j.clinbiomech.2023.106129.Peer-Reviewed Original ResearchAutomated Vibration and Acoustic Crepitus Sensing in Humans
Roytman G, Faydenko J, Budavich M, Pocius J, Cramer G. Automated Vibration and Acoustic Crepitus Sensing in Humans. Journal Of Tribology 2023, 145 DOI: 10.1115/1.4062808.Peer-Reviewed Original Research
2022
Characteristics of Chiropractic Patients in the Veterans Health Administration During the COVID-19 Pandemic: A Cross-Sectional Analysis
Roytman G, Cheung K, Bathulapalli H, Goertz C, Long C, Lisi A. Characteristics of Chiropractic Patients in the Veterans Health Administration During the COVID-19 Pandemic: A Cross-Sectional Analysis. Journal Of Manipulative And Physiological Therapeutics 2022, 45: 615-622. PMID: 37294219, PMCID: PMC10254439, DOI: 10.1016/j.jmpt.2023.04.002.Peer-Reviewed Original ResearchConceptsVeterans Health AdministrationCharlson Comorbidity IndexTelehealth visitsCross-sectional analysisComorbidity indexPatient characteristicsChiropractic careHealth AdministrationUS Veterans Health AdministrationRetrospective cross-sectional analysisCOVID-19 pandemicMarital statusNon-white raceYears of ageChiropractic patientsVHA patientsUnique patientsMusculoskeletal complaintsMusculoskeletal conditionsVisit typeMultinomial logistic regressionPatientsLatino ethnicityLogistic regressionVisitsPersonalizing Revision Tibial Baseplate Position and Stem Trajectory With Custom Implants Using 3D Modeling to Optimize Press-fit Stem Placement
Cooperman C, Wiznia D, Kunsel K, Roytman G, Ani L, Pratola D, Lee GC, Tommasini S, Bernstein J. Personalizing Revision Tibial Baseplate Position and Stem Trajectory With Custom Implants Using 3D Modeling to Optimize Press-fit Stem Placement. Arthroplasty Today 2022, 18: 45-51. PMID: 36267389, PMCID: PMC9576531, DOI: 10.1016/j.artd.2022.08.011.Peer-Reviewed Original Research