Ein routine-integrierbares Planungswerkzeug zur operativen Rekonstruktion der Orbita

Abstract Operativereconstructionoffracturedorbitalfloorsmustamongothersensureequalvolumesforleftandrightsides.Inthispaper,wepresent ThomasM.Deserno 1 WeiLiao 1 aplanningtoolwhichiscapabletosegmentthecontentoftheorbitsbymeansofanactivecontourmodelaswellastocomputeandvisualize MarcC.Metzger 2 theirvolumesinordertoassistphysiciansinplanningaswellasfollow MelanieE.H.Kleiner 1up.Inadditiontotechnicallevelsofintegrationsuchasfunctionand DirkSchulze 2 presentationintegration,whichareachievedbyapplyingtheMedicalImagingInteractionToolkit(MITK),aswellasdataandcontextintegra-tion,whichresultfromtheDICOMinterface,stability,robustness,andcorrectnessisregardedmostrelevantforroutineintegration. 1InstitutfurMedizinischeInformatik,RWTHAachen, Stabilitytestsof20patientsand50randomlychosenstartingpoints Deutschlandresultedinanaveragevariationcoefficientof0.72%,whichisclearly 2UniversitatsklinikfurZahn-, belowthe5%barrier.Robustnessisassessedon200orbitae,witha Mund-undKieferheilkundefailurerateof8%.Comparisonsofrightandleftorbitalvolumesare

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