局解小腿Lower limb.ppt

LowerlimbGeneralintroductionThelowerlimbisdividedintofourparts:otionGlutealregionMusclesSuperficialgroupGluteusmaximusGluteusmediusGluteusminimusTensorfasciaelataeDeepgroupPiriformisObturatorinternusGemellussuperiorandinferiorQuadratusfemorisGlutealregion(continue)lutealnerve,lutealnerveandarteryPudendalnerveandinternalpudendalarteryPassthroughthelessersciaticforamentoentertheperineumThigh---anteriorandmedialregion(1)SuperficialfasciaArteries:ircumflexarteryExternalpudendalarteryGreatsaphenousveinSuperficialinguinallymphnodesCutaneousnervesIlioinguinalnerveFemoralbranchofthegenitofemoralnerveLateralfemoralcutaneousnerveAnteriorcutaneousbranchesofthefemoralnerveThigh---anteriorandmedialregion(2)DeepstructuresFascialata:thickandstronglaterallyMuscles:roup:quadricepsfemorisandthesartoriusMedialgroup:PectineusAdductorlongusGracilisAdductorbrevisAdductormagnusThigh---anteriorandmedialregion(2)DeepstructuresGapbetweentheinguinalligamentandthehipbone(dividedintotwopartsbyiliopectinealarch)Lacunamusculorum:laterallyIliopsoas,femoralnerve,lateralfemoralcutaneousnerveLacunavasorum:mediallyFemoralartery,femoralvein,:femoralnerve,artery,vein,canal(fromlateraltomedial)Thigh---anteriorandmedialregion(2)DeepstructuresContentsofthefemoraltriangleFemoralnerve:Muscularbranch:roupofthethighCutaneousbranch:AnteriorfemoralcutaneousnerveSaphenousnerve(paniesthefemoralarteryatthigh,paniesthegreatsaphenousveinatleg)Femoralartery:MuscularbranchesDeepfemoralartery::3or4arteriesThigh---anteriorandmedialregion(2)partmentofthefemoralsheath,:Laterally:femoralveinMedially:lacunarligamentAnteriorly:inguinalligamentPosteriorly:pectinealligament(ofCooper)Femoralhernia:contentsofabdomenprotrudethroughthefemoralringintothefemoralcanalThigh---anteriorandmedialregion(2)DeepstructuresAdductorcanal(ofhunter):deepfurrowonthemedi