Objective Injecting the EPC into the corresponding skin flap to study EPC biological characteristics and its effect on neovascularization in ischemia skin flap.

• 目的将内皮祖细胞(endothelial progenitor cell,EPC)引入皮瓣缺血组织中,初步研究其生物学特性及在皮瓣缺血组织中促血管发生的作用。