The model not only can be applied to the correction of refractive errors such as myopia and astigmatism, but also can be used in wavefront guided laser refractive surgery.
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2. 青少年近视、散光的非手术控制与治疗是眼视光学领域中十分重要的课题。
It is quite an important task of non-surgery control for the youngsters myopia and astigmatism in the optometry field.
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3. 有时，眼外伤或眼科手术也会带来散光。
Sometimes astigmatism may develop following an eye injury or eye surgery.
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4. 分析角膜散光和全眼散光的相关性以及近视程度与散光的关系。
The relation between astigmatism and the degree of myopia was also analyzed.
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5. 方法：选取4 ~ 11岁弱视儿童2023例(3657眼)，对其散光的分布情况进行调查。
METHODS: a total of 2023 children with amblyopia (aged 4-11 years, 3657 eyes) were recruited. The prevalence of astigmatism was investigated.
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6. 结论：散光在人及动物生长发育期可加速眼的正视化及诱发眼的近视化。
Conclusion:Astigmatism can accelerate emmetropization and induce myopization in both human and animal during the period of growth.
The surface regularity index (SRI) was positively correlated with surface asymmetry index (SAI), and the astigmatism was positively correlated with dioptre and SAI in myopia.
Conclusions in cases of preoperative against-the-rule astigmatism, temporal corneal incision resulted low postoperative astigmatism and better uncorrected visual acuity (UCVA).
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9. 本文通过分析正常人眼散光的生理性变化规律，阐述了目前临床应用的散光治疗方法及优缺点比较。
The physical change of astigmatism in human eye is analyzed in this article. Different methods for astigmatism applied in clinic are expound and compared with advantages and disadvantages.
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10. 结论双眼的全眼和角膜散光在轴向方面都具有同质性，并且具有对称或近似对称趋势。
Conclusion the total astigmatism axis and the binocular astigmatism axis of cornea have the characteristic of homogeneity, also the trend of symmetry.
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11. 对全部术眼分别应用显然验光法和角膜曲率法观察术后1周、1、2、3个月球镜和散光度数的变化。
All patients were refracted and examined with keratometry preoperatively, 1 week, 1. month, 2 months and 3 months postoperatively.
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12. 对未加散光切口的放射状角膜切开术124例(245只眼)患者，进行术后6 ~8个月观察。
Radial keratotomy without T-cutting was performed on 245 eyes of 124 patients with 6-8 months of post-operative follow-up.
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13. 对未加散光切口的放射状角膜切开术124例(245只眼)患者，进行术后6 ~8个月观察。
Radial keratotomy without T-cutting was performed on 245 eyes of 124 patients with 6-8 months of post-operative follow-up.
