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1、快速成型在生物医学领域的应用RapidPrototypingforBiomedicalApplications学生：学号：LOM薄型材料选择性切割SLS粉末材料选择性烧结SLA液态光敏聚合物选择固化FDM丝状材料选择性熔覆成型数字光加工喷射多层喷墨建模制作ThereareseveralRPtechnologiesinmedicine,whichcanbedividedinsubtractiveandadditiveones.1方法分类1方法分类ComparisonofdifferentRPtechnologiesRPt
2、echniqueAdvantageDisadvantage(CNCmilling)LasersinteringStereolithographyInkjetprinting3DprintingFDM/FDC3DplottingBroadrangeofbulkmaterialsExcellentmechanicalstrengthHighaccuracyGoodmechanicalstrengthBroadrangeofbulkmaterialsGoodmechanicalstrengthExcellentaccurac
3、yNoinherenttoxiccomponentsFastprocessingLowcostsLowcostsBroadrangeofmaterialsBroadrangeofconditionsIncorporationofcells,proteinsandfillersNocomplexinternalstructureElevatedtemperaturesUncontrolledporosityLimitedtoreactiveresins(mostlytoxic)SlowprocessMateriallim
4、itedtolowmeltingpointwaxWeakbondingbetweenpowderparticlesBadaccuracyElevatedtemperaturesSmallrangeofbulkmaterialsMediumaccuracySlowprocessingLowaccuracyNostandardconditionTherearevarietiesofmaterialswhichcanbeusedformedicalapplicationsofRP.Materialsmustshowbiolo
5、gicalcompatibility.RPmedicalmaterialsinclude:•Photosensitiveresinsformedicalapplication;•Metals(stainlesssteel,titaniumalloys,CobaltChromiumalloys,other);•Advancedbioceramicmaterials(Alumnia,Zirconia,Calciumphosphate-basedbioceramics,porousceramics)forLOM;•Polyc
6、aprolactone(PCL)scaffolds,polymer-ceramiccompositescaffoldmadeofpolypropylene-tricalcium•phosphate(PP-TCP).PCLandPCL-hydroxyapatite(HA)forFDM,PLGA,starch-basedpolymerfor3DP,polyetheretherketone-hydroxyapatite(PEEK-HA),PCLscaffoldsintissueengineeringfor(SLS);•Bon
7、ecement:newcalciumphosphatepowderbinders(mixtureoftetracalciumphosphate(TTCP)andbeta–tricalciumphosphate(TCP)),Polimethylmethacrylate(PMMA)material,otherpolymercalciumphosphatecementcompositesforbonesubstitutesandimplants;•Manyotherbiocompatiblematerials参考文献:4th
8、InternationalConferenceonMaterialsProcessingandCharacterizationModernTrendsinRapidPrototypingforBiomedicalApplicationsDeepenBanoriya,RajeshPurohit*andR.K.Dwivedi2材料分类
