TCE045 v2.1 EXACTA stem Surgical_Technique

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1、EXACTAFemoralStemSystem0426SurgicalTechniqueCementless/cementedStempermedicapermedicaMANUFACTURINGBothourSalesRepresentativesandProductSpecialistsareatYourcompletedisposalforanyfurtherintormationand/orexplanationaboutthecontentsofthisSurgicalTechniqueFEMORALSTEMCementless/Cemente

2、dEXACTATheEXACTAfemoralsystembypermedicaprovidestwostraightfemoralstemsavailableindoubleversion:EXACTAHX-Porecementless:providingapress-fitstemwithdoublecoating(pureporousTitaniumandHydroxyapatite);135°127°EXACTAPLUScemented:mirrorpolishedsurfacestemwithsmoothedshape.Bothversions

3、availableinStandard135°andLATERALIZED127°option.Thestem’sdesignisbasedupontheprincipleofaself-lockingstem,thusensuringoptimalanchoringguaranteedbyadoublecorticalbonecontactinthemeta-diaphysealregiononthemedial-lateralplane.Longitudinalandtransversalgroovesontheanteriorandposterio

4、rsurfaceguaranteesadequateaxialandrotationalstability.Thestemhasathinrectangularcross-sectionthusfavouringthestem’swedgingintothefemoralmedullarycanal.Thetapereddiaphysealportionallowsforgoodcenteringoftheimplantinthefemoralcanalavoidinghighstressesonthedistalcorticalwalls.Thenec

5、ksectionhasareduceddiameterenhancingtherangeofmotionofthejoint,avoidingimpingementwiththeinnerrimoftheacetabularcup.Aspecialholeonthetopallowstheinsertionofthestemintroducer,forthecorrectalignmentandpositioningofthestemaswellasthecouplingwithaslidinghammerextractiondevice.Anicheo

6、nthemedialregionoftheprostheticneckallowsthehousing135°127°ofapunchforstemremovalifnecessary.INDICATIONforUSEUseoftheEXACTAstemsisindicatedinthefollowingconditions:avascularnecrosisofthefemoralhead;Fracturesofthefemoralneck/head;rheumatoidarthritis;primary/secondaryarthrosis;

7、post-traumaticarthrosis;collagendiseases;displasiesandcongenitaldislocationofthehipjoint;epiphyisiolisis.SURGICALPROCEDUREpre-operativeplanningpage2Surgicalapproach3Jointexposure3NOTE:FurtherinformationareavailableintheFemoralneckosteotomy3section“Warnings,indicationandco

8、ntraindicationfortheimplant”inthelastPr