數(shù)字大鼠斷層解剖數(shù)據(jù)集的制備及動(dòng)脈邊界質(zhì)量的改進(jìn).pdf

1、華中科技大學(xué)碩士學(xué)位論文數(shù)字大鼠斷層解剖數(shù)據(jù)集的制備及動(dòng)脈邊界質(zhì)量的改進(jìn)姓名：廖銀萍申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：生物醫(yī)學(xué)工程指導(dǎo)教師：龔輝20060624IIAbstractThestudyaboutdigitalrathasgreatsignificanceimpactontheimprovementoftheresearchaboutbothlabatyanimallifescienceit’sprimarytaskistoconstr

2、uctsectionanatomyatlaswithhighquality.Sothisthesisintroducedtheprimaryresearchaboutpreparationtechnologyofsectionanatomyatlasfdigitalrat.Firstlyweintroducedthepreparationtechnologyofsectionanatomyatlasfdigitalratfromthef

3、ollowingaspects:sampleionpretreatmentcryofixationembeddingcuttingrawimageacquisition.Bythispreparationtechnologyweconstructedasectionanatomyatlasfdigitalrat.Comparingwithsomeotherkindsofsectionanatomyimagesweanalyzedthea

4、dvantagesdisadvantagesoftheatlas.Contrastingtotheimageswhichacquiredinearlierexperimentsweindicatedsomekeyfactstoconstructhighqualityatlasputtedfwardsomeimprovingtechniquesofpreparationtechnology.Thenwefinishedsegmentati

5、onofoutlinebyphotoshopsoftware.The3DmodelofoutlinewasconstructedbyvisualizationprogramwhichdevelopedbasedonVTKThismodelcanreflectthestructureshapeofrataccuratelyitconfirmedthatthepreparationtechnologycanacquirehighqualit

6、ysectionanatomyatlas.Finallywedidsomeimprovementsinthesamplepreparationindertoimprovequalityofarteryboundaryfdigitalrat.ThespecialinjectionmediumwasperfusedintoarterialbloodvesselsofSDratevaluatingthequalityofperfusionby

7、thedigitalradiographysystematthesametime.Adigitalratatlasofsectionalanatomywitharteryvesselsperfusedwasachievedlastlythe3Dmodelofarterialsystemwasbuiltbythesegmentationvisualizationprograms.Microstructureofarterialsystem