例1 女,43岁。因烧伤后颈部重度瘢痕增生挛缩1年,于1996年11月入院。1个月后在左颈肩部置入600 ml扩张器一个,拟以颈肩部正常皮肤扩张后的皮瓣移转修复颈部瘢痕松解后的创面。第一次术后54天行颈部瘢痕松解、左颈肩部扩张后局部皮瓣移植术。术后患者诉左颈肩部酸胀、疼痛,左上肢上举沉重,查患肩位置低于健侧,肩关节外展达不到水平位,上部斜方肌无收缩,左胸锁乳突肌收缩正常,斜方肌肌电图示左副神经不全损伤。随访1年,左斜方肌功能恢复。例2 女,32岁,因左颈肩部浓硫酸烧伤后瘢痕增生挛缩4个月,于1997年3月入院。查左侧颈所植皮片及瘢痕 Example 1 Female, 43 years old. Due to severe neck hypertrophy contracture after burn 1 year, admitted in November 1996. One month later, a 600 ml dilator was placed on the left shoulder and neck, and the flap after the normal skin expansion of the neck and the shoulder was intended to be repaired to repair the wound after releasing the scar of the neck. 54 days after the first postoperative neck scar release, the local expansion of the left neck and shoulder after the local flap transplantation. Postoperative patients complained of left sore and shoulder soreness, pain, left upper extremity heavy lifting, shoulder position less than the contralateral contralateral shoulder abduction can not reach the level of the upper trapezius muscle contraction, left sternocleidomastoid Muscle contraction normal, trapezius EMG left accessory nerve injury. Followed up for 1 year, left trapezius function recovered. Example 2 Female, 32 years old, due to hypertrophic scar contracture after concentrated sulfuric acid burn in left and shoulder neck for 4 months, was admitted to hospital in March 1997. Check the left neck neck skin graft and scar