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SurgicalTechniqueonLegionRevisionSystemP.Ritschl,J.JunezOrthopedicClinicGersthof,ViennaAustriaRoadshowChina18-24.August2014
30.07.2014
RestorationofthenormalJointline UseAugmentsKeyfactorsinRevisionSurgeryofTKAKeepFlexionspaceassmallaspossibleSizingfemoralcomponent Basedon:Maximalmediolateraldimension In-betweentwosizes:choosethelargeroneLigamentbalancing/Constraintdecisions
CaseReport:PreoperativePlanning SawBoneandIntraoperativeVideos Tibiaprosthesis Femurprosthesis Patellareplacement Ligamentbalancing/ConstraintdecisionsKeyPointsRoadshowChina18-24.August2014
PreopPlanning
Casereport:Preop.XrayJ.Ale.male68y
30.07.2014PosteriorcondylaroffsetRatio(0,4–0,5)InsallSalvattiIndex:(0,8–1,2)SizingOffsetJLrestoration-Augments
CaseReport:PreoperativePlanning SawBoneandIntraoperativeVideos Tibiaprosthesis Femurprosthesis Patellareplacement Ligamentbalancing/ConstraintdecisionsKeyPointsRoadshowChina18-24.August2014
SurgicalApproachMedialparapatellar
Removaloftheprosthesis
PreparationfortheTibiaProsthesis
Openingofthetibialcanal(9.5mmdrill)ReamingtotheappropriatesizeMountingofthetibialcuttingjigwiththetibialIMaligmentguideTibialpreparation
Determinationoftheresectionlevel–anglewing90°tothemechanicalaxis,1.37mmsawbladeTibialpreparation
DeterminationofthetibialcuttingheightusingthestylusRemovalofthetibialIMalignmentguide,performingtibialcutMountingandfixationofthetibialcuttingjigRecutofthetibia
Tibialcut
SizingofthetibiacomponentwithoutoffsetCounterboreGuideBushingNeutralBushingFemaleTaperCourtesyRonnydeCorte
SizingofthetibiacomponentwithoffsetDeterminationofthetibialoffset2,4,6mmbyachievingmaximalAPandMLcoverage-ClockpositionCourtesyRonnydeCorte
Tibialoffsetreaming
Assemblingofthetibialco
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