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本文详细介绍了有标记点的角膜缘金属标记环的结构特点,将此环应用于薄骨定位法中,测量异物经线位置时简便、准确,明显优越于传统做法,有推广使用价值。
In this paper, we introduced the structural characteristics of the marked corneal edge metal marker ring in detail. When this ring was applied to the thin-bone positioning method, the position of the foreign body metrology was simple, accurate and obvious superior to the traditional method, which has the promotion and use value.