控制创面感染,减少深度烧伤切削痂后创面的愈合时间,一直是烧伤治疗的重点。长期以来对严重烧伤都存在创面覆盖难的问题,各种创面覆盖物都具有各自的优缺点和适应证,现阶段对于严重深度烧伤的治疗主要沿用异体皮或异种猪皮等[2,4]。临床治疗过程中由于异体皮来源困难、有 Control of wound infections and reduction of wound healing time after deep burn wounds have been the focus of burn treatment. For a long time there is a serious burn wounds difficult to cover the issue, a variety of wound coverings have their own advantages and disadvantages and indications, at this stage for the treatment of severe burns mainly used allogeneic or xenogenous pig skin [2,4] . Due to the difficulties in clinical treatment of allogenic skin, there is