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球内异物是眼外伤致盲的主要原因之一。本文通过对３１例球内异物病例的分析，发现异物越大，在球内存留时间越长，术后视力越差；金属异物较非金属异物视力预后差；眼后部异物较前部异物视力预后差；有并发症和后遗症的视为预后差。并讨论了治疗措施，以挽救球内异物患者的视力。
Intraocular foreign body is one of the main causes of blindness caused by eye injury. In this paper, the analysis of 31 cases of intracranial foreign body showed that the larger the foreign body, the longer the retention time in the ball, the worse the visual acuity after surgery. The visual prognosis of metal foreign body is worse than that of non-metallic foreign body. Poor prognosis; complications and sequelae are considered poor prognosis. And discussed the treatment measures to save the eyesight of foreign patients in the ball.