本文着重解剖观察了40具(80例)成人尸体的前臂内侧皮神经的后支在肱骨内上髁附近的解剖关系,根据解剖所见建议:在手术治疗肘管综合征时,切开皮肤后,应先在内上髁前外和后外各10mm范围的浅筋膜中,仔细找出并保护后支及其分支,再进行其它的手术操作,这样可避免损伤神经和减少术后感觉障碍的发生。 This article focuses on anatomical observation of 40 (80 cases) adult cadaveric dorsal branch of medial cutaneous nerve in the humeral superior epicondyle near the anatomical relationship, according to anatomical advice: in the surgical treatment of elbow syndrome, the skin after incision , Should first in the epicondyle anteroposterior and posterior outside the 10mm range of shallow fascia, carefully identify and protect the posterior branch and its branches, and then perform other surgical operations, so as to avoid damage to nerves and reduce postoperative sensory disturbances happened.