陈旧性双侧颞下颌关节前脱位的治疗方法有手法复位，颌间牵引复位及手术复位。本文介绍１例因脱位时间较久而采用双侧口外进路升支垂直截骨术（ｅｘｔｒａｏｒａｌｖｅｒｔｉｃａｌｒａｍｕｓｏｓｔｅｏｔｍｙ）。现报告如下。１．病例介绍：患者温某，女，４２岁。１９９... Old bilateral temporomandibular joint anterior dislocation of the treatment methods are manual reduction, intermaxillary traction reduction and surgical reduction. This article describes a case of dislocation for a long time and the use of bilateral lateral ascending approach vertical osteotomy (extraoralverticalramusosteotmy). The report is as follows. 1. Case description: a patient temperature, female, 42 years old. 199 ...