手术、创伤后口腔创面的修复是口腔外科的重点。小的创面依靠创缘收缩、上皮爬行修复 ,大的创面需要采用自体皮肤游离移植或局部皮瓣转移。但以上方法均存在一定缺点 ,创面不予处理 ,愈合后会出现瘢痕挛缩 ;皮片移植后收缩导致口腔狭窄 ;皮瓣转移后口腔局部臃肿、形态欠佳。采 Surgery, wound repair of oral wounds is the focus of oral surgery. Small wounds rely on margin contraction, epithelial crawling repair, large wounds require autologous skin graft or local flap transfer. However, there are some shortcomings of the above methods, the wound will not be treated, there will be scar contracture healing; skin graft contraction leads to oral stenosis; oral flap after the local bulky, poor shape. Mining