文摘
Polymer-ceramic纳米复合材料的polycaprolactone-nano羟磷灰石(PCL-nHA)骨组织工程
作者(年代):年代。乌玛Maheshwari, Renu何塞,M。身为理发师,S。Vasanth库马尔自然骨由磷酸钙纳米级针状晶体长度约为5 - 20 nm宽60 nm。纳米磷酸钙陶瓷羟磷灰石可以模仿天然组织的组成部件的尺寸;可以增强成骨细胞粘附和吸收与长期功能的组织工程植入。纳米羟基磷灰石(HA)具有优异的生物相容性和生物活性属性对骨细胞和组织。从实际上电纺nanofibrous Polymer-ceramic纳米复合材料制作的支架涂层/合并nanoceramic材料被证明是一个优秀的骨组织工程支架。纳米纤维的形态模仿天然细胞外基质的组织组织,进一步增加骨细胞的粘附和增殖。聚已酸内酯(PCL)是一个bioresorbable聚合物与潜在应用骨和软骨修复。纳米复合材料也可以由烧结聚合团簇进行脚手架与羟磷灰石然后外套。在目前研究nanofibrous支架的聚已酸内酯与电纺的技术准备10 wt %, 15 wt %浓度使用氯仿作为有机溶剂。特征是用扫描电子显微镜(SEM)。 The polycaprolactone microspheres were prepared using water in oil-in-water emulsions. The characterization was carried out using scanning electron microscopy. Nanophase hydroxyapatite was prepared by wet precipitation route with calcium hydroxide and orthophosphoric acid as precursors. Characterization was done using transmission electronmicroscope (TEM) and X-Ray diffraction (XRD). The combination of (PCL-nHA) nanocomposite will prove to be an excellent scaffold for bone regeneration and repair.
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