Postoperative follow up for 6 months to 3 years showed that the physiological angle of cervico mandibular angle was recovered and the appearance of flap was satisfactory without swelling and contracture. 其余11例皮瓣完全成活。随访6个月~3年,所有患者颈部活动明显改善,颌颈角生理角度恢复,皮瓣色泽正常,外观不臃肿,未见继发挛缩。
Methods Traditional methods of direct suture were changed and new angle of lips was made by triangle rotation flap. 方法:改变两种传统方法直接缝合口角的方式,而以三角形返折瓣形成新口角;