第一页，共二十九页。第一页，共二十九页。PreoplateraldemonstratingjointdepressiontypeoffracturePreoplateraldemonstratingjointdepressiontypeoffracturewithdisplacementofatuberosityandextensionintothewithdisplacementofatuberosityandextensionintothecalcanealcuboidjoint.calcanealcuboidjoint.第二页，共二十九页。第二页，共二十九页。The30degreesemi-coronalandaxialCATscansofthefracture.The30degreesemi-coronalandaxialCATscansofthefracture.TALUSTALUSDISPLACEDDISPLACEDPOSTERIORFACETPOSTERIORFACETINTACTINTACTPOSTERIORFACETPOSTERIORFACETSECONDARYFRACTURELINESECONDARYFRACTURELINETUBEROSITYTUBEROSITYANTEROLATERALANTEROLATERALFRAGMENTFRAGMENTTHALAMICTHALAMIC(SUSTENTACULAR)FRAGMENT(SUSTENTACULAR)FRAGMENTDISPLACEDDISPLACEDPOSTERIORFACETPOSTERIORFACET第三页，共二十九页。第三页，共二十九页。ThepatientispositionedcarefullyinthelateraldecubitusThepatientispositionedcarefullyinthelateraldecubituspositionwithpadsundertheaxillaanddownsideperonealpositionwithpadsundertheaxillaanddownsideperonealnerve.Thedownlegisplacedforwardagainstandparallelnerve.Thedownlegisplacedforwardagainstandparallelwiththeanterioredgeofthebed.withtheanterioredgeofthebed.第四页，共二十九页。第四页，共二十九页。PillowsareplacedbetweenthelegsandenoughsheetsPillowsareplacedbetweenthelegsandenoughsheetsbehindthedownlegsuchthattheoperativelegliesparallelwiththegroundbehindthedownlegsuchthattheoperativelegliesparallelwiththegroundandatthelevelofthepatient’ship.andatthelevelofthepatient’ship.第五页，共二十九页。第五页，共二十九页。Thewrinkletest,asdescribedbySanders,involvesdorsiflexingThewrinkletest,asdescribedbySanders,involvesdorsiflexingthefootfromaplantar-fixedpositionandlookingfornormalskinthefootfromaplantar-fixedpositionandlookingfornormalskinturgor,asevidencedbywrinklingoftheskinalongtheareaoftheturgor,asevidencedbywrinklingoftheskinalongtheareaofthelateralpartofthefoot.lateralpartofthefoot.第六页，共二十九页。第六页，共二十九页。ANTERIORANTERIORACHILLESACHILLESBORDERBORDERINCISIONINCISIONPERONEALPERONEALTENDONS...
