2023
Some Offset Restoration Options Can Paradoxically Lead to Decreased Range of Motion in Primary Total Hip Arthroplasty: A 3-Dimensional Computer Simulation Study
Pour A, Donnelley C, Tung W, Tommasini S, Wiznia D. Some Offset Restoration Options Can Paradoxically Lead to Decreased Range of Motion in Primary Total Hip Arthroplasty: A 3-Dimensional Computer Simulation Study. The Journal Of Arthroplasty 2023, 39: 514-519.e3. PMID: 37625464, PMCID: PMC10843541, DOI: 10.1016/j.arth.2023.08.057.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyRange of motionPrimary total hip arthroplastyHip flexionHip arthroplastyParadoxical increaseHigh-offset stemsRobotic arm-assisted total hip arthroplastyGroup of patientsSubset of patientsSagittal pelvic tiltVarus neckMaximum internal rotationPelvic tiltOptimizing outcomesImplant design featuresDecreased rangeHip extensionExternal rotationImplant choiceProsthetic headMaximum external rotationFlexionImpingement riskLiner useHip Abduction Can Be Considered the Sole Posterior Precaution Strategy to Lower the Rate of Impingement After Posterior Approach Total Hip Arthroplasty With Large Femoral Head: A Computer Simulation Study
Eslam Pour A, Tung W, Donnelley C, Tommasini S, Wiznia D. Hip Abduction Can Be Considered the Sole Posterior Precaution Strategy to Lower the Rate of Impingement After Posterior Approach Total Hip Arthroplasty With Large Femoral Head: A Computer Simulation Study. The Journal Of Arthroplasty 2023, 38: 1385-1391. PMID: 36709882, PMCID: PMC10257737, DOI: 10.1016/j.arth.2023.01.027.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyAnterior pelvic tilt angleHip abductionPelvic tilt angleHip arthroplastyHip precautionsPosterior approach total hip arthroplastyPrimary total hip arthroplastyAnterior inferior iliac spineLarger prosthetic headsHip internal rotationRisk of dislocationHip external rotationCup anteversion angleLarge femoral headsAbsolute riskBony impingementHip flexionIliac spineFemoral headExternal rotationProsthetic headAnteversion anglePatientsAcetabular implants
2022
Improving acetabular shell deformation testing
Beitler BG, Crich A, Tommasini SM, Wiznia DH. Improving acetabular shell deformation testing. Journal Of The Mechanical Behavior Of Biomedical Materials 2022, 130: 105203. PMID: 35381517, PMCID: PMC9246253, DOI: 10.1016/j.jmbbm.2022.105203.Peer-Reviewed Original ResearchConceptsAcetabular shell deformationISO 7206Peak loadShell deformationOptical displacement measurementsTesting deviceMaterial testing deviceDeformation testingScrew fastenersDisplacement measurementsMinimal deformationDeformationExperimental setupStructural integrityAcetabular shellLoadDevicesISO standardsShellFastenersImplant failureOptical dataShell typeInstronMeasurements
2021
Retroperitoneal Approach for Excision of Wear-Debris Pseudotumor: A Case Report.
Bellamkonda KS, Tonnessen BH, Molho DA, Lindskog D, Wiznia D. Retroperitoneal Approach for Excision of Wear-Debris Pseudotumor: A Case Report. JBJS Case Connector 2021, 11 PMID: 33730003, DOI: 10.2106/jbjs.cc.20.00166.Peer-Reviewed Case Reports and Technical Notes
2020
Applying the hip-spine relationship in total hip arthroplasty
Wiznia DH, Buchalter DB, Kirby DJ, Buckland AJ, Long WJ, Schwarzkopf R. Applying the hip-spine relationship in total hip arthroplasty. Hip International 2020, 31: 144-153. PMID: 32787460, DOI: 10.1177/1120700020949837.Peer-Reviewed Original ResearchMeSH KeywordsAcetabulumArthroplasty, Replacement, HipFemurHip DislocationHip ProsthesisHumansJoint DislocationsConceptsHip-spine relationshipTotal hip arthroplastyHip arthroplastyAnatomical safe zoneTotal hip arthroplasty dislocationHip arthroplasty dislocationDual-mobility articulationLarge femoral headsRadiographic evaluationOffset stemFemoral headAcetabular anteversionPatientsArthroplastySafe zoneAdditional protection