用于伤口敷料应用的生物聚合物与聚乙烯醇/聚己内酯复合纳米纤维的制备

Fabrication of Hybrid Nanofibers from Biopolymers and Poly (Vinyl Alcohol)/Poly (ε-Caprolactone) for Wound Dressing Applications.

作者信息

Alven Sibusiso, Aderibigbe Blessing Atim

机构信息

Department of Chemistry, University of Fort Hare, Alice Eastern Cape, Alice 5700, South Africa.

出版信息

Polymers (Basel). 2021 Jun 26;13(13):2104. doi: 10.3390/polym13132104.

Abstract

The management of chronic wounds is challenging. The factors that impede wound healing include malnutrition, diseases (such as diabetes, cancer), and bacterial infection. Most of the presently utilized wound dressing materials suffer from severe limitations, including poor antibacterial and mechanical properties. Wound dressings formulated from the combination of biopolymers and synthetic polymers (i.e., poly (vinyl alcohol) or poly (ε-caprolactone) display interesting properties, including good biocompatibility, improved biodegradation, good mechanical properties and antimicrobial effects, promote tissue regeneration, etc. Formulation of these wound dressings via electrospinning technique is cost-effective, useful for uniform and continuous nanofibers with controllable pore structure, high porosity, excellent swelling capacity, good gaseous exchange, excellent cellular adhesion, and show a good capability to provide moisture and warmth environment for the accelerated wound healing process. Based on the above-mentioned outstanding properties of nanofibers and the unique properties of hybrid wound dressings prepared from poly (vinyl alcohol) and poly (ε-caprolactone), this review reports the in vitro and in vivo outcomes of the reported hybrid nanofibers.

摘要

慢性伤口的管理具有挑战性。阻碍伤口愈合的因素包括营养不良、疾病(如糖尿病、癌症)和细菌感染。目前使用的大多数伤口敷料材料都存在严重局限性,包括抗菌性能和机械性能较差。由生物聚合物和合成聚合物(即聚乙烯醇或聚己内酯)组合而成的伤口敷料具有有趣的特性,包括良好的生物相容性、改善的生物降解性、良好的机械性能和抗菌效果、促进组织再生等。通过静电纺丝技术制备这些伤口敷料具有成本效益,有助于制备具有可控孔结构、高孔隙率、优异膨胀能力、良好气体交换、优异细胞粘附性的均匀连续纳米纤维,并显示出为加速伤口愈合过程提供水分和温暖环境的良好能力。基于上述纳米纤维的优异性能以及由聚乙烯醇和聚己内酯制备的混合伤口敷料的独特性能,本综述报道了所报道的混合纳米纤维的体外和体内研究结果。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3083/8271691/321a6d2ccda4/polymers-13-02104-g001.jpg

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