角膜中心是测量眼内压的最佳位置。
The central part of cornea is the best site for measuring intraocular pressure.
手术前后测量上睑缘与角膜中心反光之间的距离，并于术后观察上睑形态。
Distance between upper eyelid margin and corneal reflection was measured before and after surgery. Postoperative upper contour was observed.
目的探讨生物羊膜填塞缝合固定术治疗偏中心角膜穿孔的疗效。
Objective to discuss the treatment efficiency of the biological amniotic membrane plugging to treat the meta-central corneal perforation.
结论切口所处位置距角膜屈光中心的距离越远，术后早期平均角膜散光度越小。
Conclusion If incision location away from the corneal refractive center is farther, mean corneal astigmatism is smaller in the early time postoperatively.
以角膜顶点至黄斑中心凹距离作为视轴长度，此连线上测量硅油后间隙的厚度。
The length of the visual axis was the distance from the corneal vertex to the macular fovea, and it was also measured by A-mode ultrasound in sitting position with different ultrasonic velocity.
以角膜顶点至黄斑中心凹距离作为视轴长度，此连线上测量硅油后间隙的厚度。
The length of the visual axis was the distance from the corneal vertex to the macular fovea, and it was also measured by A-mode ultrasound in sitting position with different ultrasonic velocity.
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