| 摘要 |
A shield is provided to protect the outer portions of the cornea and the under surface of a cap of the cornea during LASIK surgery comprising an annular body with a concave lower surface and a central opening, The central opening is sized to be a little smaller than the outer diameter of the cut made to form the cap. The shield is positioned on the upper surface of the cornea and the folded cap to protect the outer edges thereof from exposure to the ray of the laser.
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