Objective To study the change of structure and function of rabbit's retina and optic nerve after optic nerve contusion.

目的研究兔视神经挫伤后视网膜、视神经结构及功能变化。

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Aim to evaluate the effect of optic canal depression in treatment of optic nerve contusion and to find out the effect-related factors.

目的评价视神经管减压术治疗视神经挫伤的疗效和影响疗效的因素。

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Objective To study the rate of abnormal of visual evoked potential (VEP), the degree of injury, and estimate of the prognosis in cases with optic nerve contusion.

目的探讨视神经挫伤后的视觉诱发电位（VEP）的异常率、挫伤程度及预后估计。

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