在小切口镜片提取 (SMILE) 手术后近视眼的外周折射和偏差
Lin Zhang1,2, Yan Wang3,4,5,6, Xinheng Zhao1,2
1Tianjin Eye Hospital, Tianjin, China.
Scientific reports
|February 23, 2025
概括
小切口镜片提取 (SMILE) 手术有效地减少近视眼中的外周折射误差. 然而,它可以增加沿垂直轴的偏差,尽管夜间视觉症状没有显著恶化.
科学领域:
- 眼科和眼镜检查的眼科和眼镜检查
- 折射手术是一种折射手术.
- 波面异常测量 波面异常测量
背景情况:
- 小切口镜片提取 (SMILE) 是一种流行的近视折射手术.
- 了解其对外围光学和视觉质量的影响对于患者的治疗结果至关重要.
- 以前的研究主要集中在微笑后的中央视觉参数上.
研究的目的:
- 为了研究SMILE手术后外周折射和偏差的变化.
- 探索视觉症状和SMILE后的广场波面偏差之间的关系.
- 评估SMILE对近视患者视力质量的影响.
主要方法:
- 28名近视患者接受了微笑手术.
- 在外科手术前和后 (6个月) 测量了外围折射和偏差,使用广场沙克-哈特曼波浪前传感器 (SHWS).
- 测量覆盖了光学轴 (0°) 到15°的水平和垂直;视觉问卷评估了质量.
主要成果:
- 微笑减少了外围超视转移,并在光轴上增加了球形偏差 (SA).
- 手术后,外围变异的水平变化比垂直变化更大.
- 在SMILE后,水平昏迷显著增加;视觉症状和大场偏差之间没有发现显著的相关性.
结论:
- 微笑有效地减少近视眼的外周折射误差,但引入不对称性,特别是在垂直轴上.
- 虽然SA和昏迷发生变化,但术后视觉质量,特别是夜间视力,对大多数患者来说仍然令人满意.
- 这项研究强调了广场异常测量在评估折射手术结果中的重要性.
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