The origin of the maxillary artery was located and delimited according to a designed line from incisure intertragica to angulus oris. 根据耳屏间切迹到口角联线来确定上颌动脉起始部位。
Results: All the skin flap were completely survived with satisfactory colour, quality and contour, close to angulus oris. The clinical effects were satisfactory. 结果:皮瓣全部成活,皮瓣与口角皮肤颜色、质地和外形相近,术后或经二期口角成形术后张口无受限,口角基本恢复正常,临床效果满意。