《骶髂关节》PPT课件

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1、AnatomyoftheFemaleReproductiveSystemLiuWeiDepartmentofOb&GyRenJihospitalIntroductionPelvisPelvicfloorExternalgenitaliaInternalgenitaliaVesselandnerveandlymphAdjacentorgansPelvisPelvisBonypelvisosilium髂骨oscoccyx尾骨ossacrum骶骨ospubis耻骨osischium坐骨PelvisJointsSacro-iliacjoint骶髂关节

2、Sacro-coccygealjoint骶尾关节Symphysispubica耻骨联合PelvisLigamentsSacrospinousligament骶棘韧带ExtendfromthelateralborderofthesacrumandcoccyxtothespineoftheischiumSacrotuberousligament骶结节韧带Extendfromtheposterioraspectofthelower3sacralvertebraetotheischialtuberosityPelvisPelvicdivisions(

3、iliopectinealline髂耻线)Falsepelvis(pelvismajor)Turepelvis(pelvisminor)BonybirthcanalthePelvicinlet,thepelvicoutletandthepelviccavityPelvisTypesofpelvisThegynecoidtype(女型骨盆)round,slightlyovoidorellipticalinlet.adequatesacrosciaticnotch.wideinterspinousdiameters(≥10cm).52%-58.9

4、%Theplatypelloidtype(扁平型骨盆)distinctovalinlet.verywidesubpubicarch.23.2%-29%PelvisTheanthropoidtype(类人猿型骨盆)long,narrow,ovalinlet.extendedandnarrowanteriorandposteriorsegment.widesacrosciaticnotch.long,narrowsacrum.Straightsidewalls.Theandroidtype(男型骨盆)PelvicfloorThetissuescl

5、osingdownthepelvicoutlet(musclesandfasciae)suspendandsupportthepelvicorgans,suchasuterusandbladderandrectumPosteriorpart(urogenitaltriangle)urethraandvaginapassthroughAnteriorpart(analtriangle)rectumpassthroughPelvicfloorTissuesOuterlayerBulbocavernosusmuscle(球海绵体肌)Ischioca

6、vernosusmuscle(坐骨海绵体肌)Superficialtransverseperinealmuscle(会阴浅横肌)Externalanalsphincter(肛门外括约肌)midlayerurogenitaldiaphragm泌尿生殖膈PelvicfloorInnerlayer(pelvicdiaphragm盆膈)themainsupportofthepelvicfloorformedbythelevatoraniandcoccygenusmusclesandcoveringfasciae.Levatorani:pubococc

7、ygenus(耻尾肌),iliococcygenus(髂尾肌),puborectalis(坐尾肌)PelvicfloorPerineumgeneralconception:thetissuesclosingdownthepelvicoutletClinicalconception:thetissuesbetweenvaginaandanus.Externalgenitaliamonspubis阴阜Labiummajus大阴唇Clitotis阴蒂Labiumminus小阴唇Urethralorifice尿道口Vaginalorifice阴道口V

8、aginalvestibule阴道前庭Fossanavicularis舟状窝Perinealbody会阴体Anus肛门ExternalgenitaliaLabiam