构建高贯通多孔生物陶瓷的纤维处理与功效Pretreatment style and effects of fiber for fabricating porous bioceramics with high interconnectivity
梁列峰,翁杰
摘要(Abstract)：
采用质量分数为1%乙酸和质量分数为2%聚合物配置的CSMMG胶液,涂层在棉纤维上,以作为陶瓷体内隧道的支撑体,织入质量分数为8%的聚乙烯醇作粘结剂和质量分数为40%的羟基磷灰石粉混合制备陶瓷料浆中形成初坯,进行烧结.扫描电镜观察表明,样品内隧道定向连通,分布均匀,成型完整,内壁呈细条纹,满足组织细胞生长、迁移、黏附的条件;X射线衍射分析验证样品未引入异质成分.
关键词(KeyWords)： 纤维;预处理;多孔生物陶瓷;隧道;贯通性
基金项目(Foundation): 教育部《跨世纪优秀人才培养计划》基金资助项目(教技函[2002]48号)
作者(Author): 梁列峰,翁杰
参考文献(References)：
- [1]VacantiC,VacantiJ.Boneandcartilagereconstructionwith tissueengineeringapproaches[J].OtolaryngolClinNorth Am,1994,27:263-276.
- [2]VacantiCA,BonassarLJ.Anoverviewoftissueengi neeredbone[J].ClinOrthop,1999,367:75-81.
- [3]DietmarWHutmacher.Scaffoldsintissueengineeringbone andcartilage[J].Biomaterials,2000,21:2529-2543.
- [4]LyckfeldtO,FerreiraJMF.Processingofporousceramics bystarchconsolidation[J].JEurCeramSoc,1998,18:131-140.
- [5]EnginNO,TasAC.Manufactureofmacroporouscalcium hydroxyapatitebioceramics[J].JEurCeramSoc,1999,19:2569-2572.
- [6]EnginNO,TasAC.PreparationofporousCa10(PO4)6(OH)2andβCa3(PO4)2bioceramics[J].JAmCeram Soc,2000,83:1581-1584.
- [7]AgrawalCM,AthanasiouKA.TechniquestocontrolpHin vicinityofbiodegradingPLA/PGAimplants[J].JBiomed MaterResApplBiomater,1997,38(2):105-114.