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ID:40355279
大小:1.42 MB
页数:11页
时间:2019-07-31
《TCE045 v2.1 EXACTA stem Surgical_Technique 》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
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.SURGICALPROCEDUREpre-operativeplanningpage2Surgicalapproach3Jointexposure3NOTE:FurtherinformationareavailableintheFemoralneckosteotomy3section“Warnings,indicationandco
8、ntraindicationfortheimplant”inthelastPr
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