髋臼中心定位器在人尸体髋臼的解剖学测量分析

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1、AnatomyanalysisofusingacetabulumcenterlocatormeasureacetabulumofcadaverAbstractObjective:DisscussamethodaboutmeasurethedistancebetweenthemidpointofacetabularnotchlineconnectingandthecentrepointofacetabularbyacetabularcenterlocatorACL.Itcanprovidetheanatomybasisfortheman-madetotalhiparth

2、roplasty(THA)tomakesuretheacetabularprosthesisisontherightplace.Methodsteps:1.Selectspecimensofpelvis(40hips)from20normaladults,peelthesofttissueofpelvis,thengetthelabrumacetabular,acetabularnotchandHarrisfossa.2.Accordingtotheintersectionpointofverticaldiameterandhorizontaldiameterofac

3、etabularbonetoacquirethecenterpointofacetabulum.Andtakenotesaboutthedistancebetweenverticaldiameterandhorizontaldiameter.ThenusetheacetabularcenterlocatorACLtomeasurethedistancebetweenthemidpointoflineconnectedwithacetabularnotehestotheacetabularcenterMAC.3.Analyseallthedatawithstatisti

4、canalysissoftwarehelp.Demonstratetherelationshipbetweenthem.Outcome:DrawascatterdiagramaccordingtothedataofMACwitheachofverticalline,horizontallineandthesumofverticallineandhorizontalline.Directions:TherewaspositivecorrelationbetweenMACandverticaldiameter,horizontaldiameterandthesumofve

5、rticaldiameterandhorizontaldiameter.UsetheSPSS19.0softwaretocalculatepearsoncoefficientwhileR=0.89,0.81,0.91.Accordingtothepearsonlinearanalysis,comparewithMACandverticaldiameter;MACandhorizontaldiameter,wecanseethevariablescoefficientbetweenMACandthesumofverticaldiameterandhorizontaldi

6、ameteraremorecloseto1.ThereweremoresignificantlinearpositivecorrelationbetweenMACandthesumofverticaldiameterandhorizontaldiameter.Conclusion:ThePearsonlinearanalysissuggestanobviouslinearpositivecorrelationbetweenMACandthesumofacetabularhorizontallineandtheverticalline,whichmeansthevalu

7、eoftheMACcanbeobtainedbymeasuringthedistancebetweenacetabularhorizontaldiameterandverticaldiameter.ThustheacetabularcenterlocatorcanbeusedinTHAandrevisiontogetpositioningcenterofacetabular2rapidlyandaccurately.Thisisapracticalmethodforacetabularcomponentorientation.Keyword:Thec