患者 ,男 ,2 0岁。 1996年 4月 4日上午右面部撞在通电管上 ,无昏迷 ,右眼视物模糊不清 ,面部出血 ,头痛头昏 ,非喷射状呕吐 3次。入院体检 :右眶下缘有一不规则的“△”状伤口 ,最长边约 5ｃｍ ,并右眼球下陷 ,球结膜下出血 ,睑结膜水肿 ,触诊探及眶下缘塌陷。Ｘ线片 :右眶底 Patient, male, 20 years old. On the morning of April 4, 1996, the right part hit the power tube, no coma, blurred vision of the right eye, facial bleeding, headache and dizziness, non-jet-like vomiting 3 times. Admission examination: the right orbital edge has an irregular “△” -like wounds, the longest edge of about 5cm, and the right eye subsidence, subconjunctival hemorrhage, conjunctival edema, palpation exploration and orbital margin collapse. X-ray film: right orbital floor