Five cases of ulnar nerve lesions followed by the FDIM fibrosis were treated with the transplantation of the BEMT with prolongated prefabricated nerve.

• 将正中神经的旋前方肌肌支用腓肠神经延长预构,待神经轴突长过预构神经后,再用带神经血管的趾短伸肌皮瓣移植,治疗尺神经损伤后第一背侧骨间肌纤维化。