影像解剖-ant.med.femaoral region and femoral triangle 课件

Anteriorandmedialthigh

P.228-239DepartmentofthehumananatomyattachedtotheSichuanUniversity

ChenDaobangAnteromedialthighregion(P.228,232)1.muscles1).quadricepsfemoris(femoralNsupplying)

rectusfemoris

vastus

medialis

vastus

lateralis

vastus

intermediusfunction:flexionhip,extensionknee2).sartorius(femoralNsupplying)function:flexionhipandknee;laterorrotationandabductionthigh3).iliopsoas(L2-4N)Inserton:lessertrochanterfunction:flexionandlateralyrotationthighend:tuberosity

oftibia(patellalig.)股内侧肌缝匠肌髂腰肌股四头肌4)Medialgroupmuscles

pectineusm.耻骨肌

gracilis

股薄肌

adductorlongus长收肌

adductorbrevisadductormagnus

Mainfuncton:adductorthigh大收肌2.Femoraltriangle(P.232)1)Itisboundedsuperiorlybyinguinallig.mediallybyadductorlonguslaterallybysartorius2).Maincontentsoffemoraltriangle,fromlateraltomedial

femoraln.,a.，v.andfemoralcanal(1)femoraln.

Beginninginlumbarplexusbetweenthepsoasmajorandiliacus

ofemoraltriangle从外侧向内侧Branchesofthefemoraln.

muscularbr.-quadricepsfemoris

sartorius,pectineus

articularbr.—hipjointandkneejoint

cutaneousbr.—(ⅰ)skinofAnt.surfaceofthethigh

(ⅱ)Saphenousn.-longestcutaneousbr.,*accompaningwithfemoralbloodvessel*enteringadductorcanal,*showingbetweenthe

sartoriusandgracilis*thenaccompaningwithgreatsaphenousv.*supplyskinontheant.medi.surfaceofknee,legandfoot(2)Femoralsheath:transversefasciaandfasciailiacaholdthefemoralbl.vesselstoformfemoralsheath.Inferiorterminalofsheathisfusedwiththewalloffemoralbl.vessels.Thereare3compartments格inthesheath

*Thelateralcompartmentislodgedwithfemorala.*mediancompartment—femoralv.isinthemediancompartment*medialcompartmentiscalledasfemoralcanalIfthetissueororganenterthefemoralcanal,itisknownasfemoralhernia.股疝Med.Lat.Septum隔腹横筋膜和髂筋膜*Femorala.(1)course:itisacontinuationofexternaliliaca.deeptothemidinguinal

lig.

femoraltriangle

adductorcanalatadductorhiatus收肌腱裂孔,thea.enteringpoplitealfossaandbecomespopliteala.收肌管Femorala.(2)Branchesofthefemorala.superficialepigastricasuperficialcircumflexiliaca.externalpudendala.

deepfemorala..about3-4cmbelowtheinguinallig.,itisgivenoffbyfemorala.，theninthefemoraltriangle,andthenbetweentheadductorlongusandadductormagnus.

branches：

lateralcircumflexfemorala.

medialcircumflexfemorala.

perforatingaa..穿动脉

1st—inferiorborderofpectineus2nd—inferiorborderofadductorbrevis3rd—inferiorborderofadductorlongus**femoralv.Itisacontinuationofthepoplitealv,attheadductorhiatusDeepinguinalL.nodes—alongthefemoralv***Femoralcanal:

itislocatedmedialcompartmentofthefemoralsheath.*superioropeningiscalledasfemoralring.

Thebordersoftheringarebounded

anteriorly.by

inguinallig.

posteriorlybypectineal

lig.mediallybylacunar

lig.

laterallybyfibrousseptum*Inf.end:blind,fusedwithwalloffemoralbloodvessels.*clinic:femoralhernia腔隙韧带耻骨梳lig.Adductorcanal收肌管

position:locateddeeptothemiddlethirdofthesartorius,andabout15