[Chapter 05] Total Ankle Arthroplasty

《[Chapter 05] Total Ankle Arthroplasty》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、TotalAnkleArthroplastyChapter5Generalprinciples.Tendoninjury238AgilitytotalanklePatientselection.Postoperative238arthroplasty.238Preoperativedeformity.Syndesmoticnonunion238ScandinaviantotalankleWoundproblems238replacement239Infection..........238Beuchel-PappastotalankleComponen

2、tinstabilityandlysis238arthroplasty...239Complications.Intraoperative.SpecificimplantsandMalalignment,.outcomes238Fracture.Anklearthrodesishaslongbeenthe"goldstandard"forthesurgicaltreatmentofanklearthritis.Asanalternative,totalanklearthroplastywasfirstintroducedinthe1970s,buten

3、thusiasmforthisprocedurewanedbecauseoftheTheidealcandidatesfortotalanklearthroplastyareseden-highrateofcomplicationsofthesefirst-generationdesigns.Problemswiththefirst-generationarthroplastyincludedtaryolderindividualswhoarenotobeseandwhohaveminimaldeformity,goodrangeofmotionoft

4、heankle,woundbreakdown,looseningoftheimplants,anddeepandagoodsoft-tissueenvelope.Inaddition,patientswhoinfection.Becausetheseearlydesignsrequiredextensivehaveincreasedbonemineraldensityseemtobemorebonyresection,salvagefromthesecomplicationswasdifficult.satisfiedwiththesurgery.In

5、contrasttointhehiporknee,posttraumaticarthritisismoreprevalentthanosteoarthritisTherehasbeenarenewedinterestintotalanklearthro-intheankleandtendstooccurinyoungerpatientswhoplastyastechniqueandprosthesisdesignshaveimproved.placehigherdemandsontheprosthesisandhavesofttissuesThemos

6、tcommonlyreportedsecond-generationarthro-thatarecompromisedsecondarytoprevioussurgeryorplastydesignsarecementlessandincludethetwo-compo-injury.TotalanklearthroplastiesshouldnotbeimplantednentAgility(DePuy,Warsaw,Ind)prosthesis,whichinpatientswithanactiveinfection,patientswithper

7、ipheralrequiresafusionofthesyndesmosis,andthemobilebearing,vasculardisease,orpatientswithCharcotarthropathy.three-componentdesigns,suchastheScandinavianTotalRelativecontraindicationsincludeosteoporosis,osteone-AnkleReplacement(STAR)prosthesis(WaldemarLink,crosisofthetalus,severe

8、malalignmentorinstability,andHamburg,Germany)an