颧骨缩小改良术式预防面神经额支损伤的临床研究

Prevention of injury in the frontal branch of facial nerve with improved zygomatic reduction

目的研究改良颧骨缩小术对于预防面神经额支损伤的作用。方法南方医科大学珠江医院整形科自2008年3月至2010年4月共收治颧骨复合体高突患者62例，其中采用改良颧骨缩小术治疗32例，传统颧骨缩小术治疗30例，回顾性分析患者的临床资料并比较面神经额支的损伤情况和并发症的发生。结果改良颧骨缩小术治疗组患者面神经均无损伤，传统颧骨缩小术治疗组患者出现面神经损伤3例（轻中度损伤2例，重度损伤1例）；传统颧骨缩小术治疗组患者中3例举眉困难，1例患侧额纹消失，2例患者额肌感觉障碍，改良颧骨缩小术治疗组患者无上述_并发症发生。结论应用改良颧骨缩小术可有效避免面神经额支的损伤。

Objective To study the improved zygomatic reduction in the prevention of injury in the frontal branch of facial nerve. Methods Sixty-two patients with protrusion zygomatic complex, received treatment in our hospital from March 2008 to April 2010, were chosen in our study; 32 were given improved zygomatic reduction, and the other 30 were performed traditional zygomatie reduction. The clinical data of these patients, injury of the frontal branch of facial nerve and incidence of complication in these patients were compared between the 2 groups. Results No one suffered from injury of the facial nerve in the 32 patients given improved zygomatic reduction, but 3 suffered from nerve injury （mid injury in 2 and heavy injury in 1） in patients received traditional zygomatic reduction; 3 patients could not move the eyebow, 2 suffered from sensory disability, and 1 had no wrinkle of forehead in patients received traditional zygomatic reduction. Patients given improved zygomatic reduction did not have the above complications. Conclusion Improved zygomatic reduction can effectively prevent injury in the frontal branch of facial nerve.