This text reviews the development of burn skinsubstitutes, introduces the existing problems and future study tendency.
本文就烧伤皮肤替代物的研究进展进行综述，并对目前存在的问题和未来研究方向进行介绍。
2
For the large defective skin caused by burn, it is of importance to use ideal skinsubstitutes to repair it early.
对于烧伤引起的大面积皮肤缺损来说，使用理想的皮肤替代物尽早封闭、修复缺损皮肤是非常重要的。
3
This article reviews the main applications of collagen in tissue engineering including skin replacement, bone substitutes and artifical blood vessels and valves.