简介：INTRODUCTIONBonebiomaterialshavebeenwelldevelopedinrecentyearsandfrequentlyusedclinicallyinorthopedic,traumaticandodontologicalsurgeries.Amongst,bioceramicsissimilartothemineralconstituentsofourskeletonandhighlyappraisedduetoitsexcellentcharacteristicsinbio-compatibility,mechanicalandbio-degradableproperties,andbone-inductivity.
简介：INTRODUCTIONCalciumphosphatecements(CPC)overcomethepracticaldisadvantagesofblocksorgranuleslcanbehandledasapasteandsitinsitu.TheirstructureandcompositionclosetothatofHAPmakethembiocompatiblematerials.2Theconventionalcalciumphosphatecementhadsomeproblemssuchaslongsettingtime(30～60min)andlowcompressivestrength,etc.Inoursystem,anα-TCP/TTCPpowdermixturewasmixedwithwatercontainingcitricacidtocontrolthesettingtimeandcompressivestrength.Inthispaper,theeffectsofvariousconcentrationcitricacidsolutionsonthepropertiesofthecementarereported.
简介：Thecruxoftissueengineeringistoconstructhighlyporousthree-dimensionalscaffoldwithdesiredcellsonit.Becausethescaffoldservesasbothaphysicalsupportandanadhesivesubstrateforisolatedcellsduringinvitrocultureandsubsequentimplantation,thematerialsforscaffoldshouldbenon-toxicandbiocompatible,highlyporousandprocessableintodevicesofvariousshapes.
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![Degradable properties of laminated composite scaffolds of β-tricalcium <b style='color:red'>phosphate</b>/poly[L-lactic acid]](/image/thesis2 "Degradable properties of laminated composite scaffolds of β-tricalcium <b style='color:red'>phosphate</b>/poly[L-lactic acid]")