静电纺丝技术构建组织工程气管支架的研究进展

Research progress of electrospuning technique in constructing tissue engineering tracheal scaffold

支架的选择是组织工程气管替代研究的核心内容之一.阐述了电纺技术的概况及新发展,分析比较天然、合成和复合材料的电纺支架的优缺点,其在气管支架的选材及制作处理方法上的独特优势.对于具体实验或临床对象,应选择合适的聚合物,改进表面修饰技术及调控电纺纤维的结构尺寸和配置,以符合组织特异性和多样性,更好地构建组织工程气管支架.

One of the key contents in tissue engineering trachea replacement research is the scaffold selection.This review summarizes the latest original literatures and investigations about electrospun technique as well as recent progress.To discuss the advantages and disadvantages of natural,synthetic and combined electrospun scaffolds,the versatility in material choosing and production methods is the unique superiority.For specific experimental or clinical objects,the further research is to choose a suitable polymer,to improve surface modification techniques and to control the dimension and arrangement of the fibrous structure of electrospun fibers,which can offer versatility and tissue specificity,and therefore provide a bright prospect for tissue engineering trachea.