视觉质量评估的拓导向FS-LASIK基于近视和的Phorcides
Caiyun Fu1, Mingshen Sun1, Fengju Zhang1
1Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, China.
Photodiagnosis and photodynamic therapy
|February 7, 2026
概括
福尔西德斯计划的Contoura地形导向的秒激光辅助脱皮体激光在位膜化 (TOPO-G FS-LASIK) 有效地纠正了近视和. 视觉质量显著改善,特别是在高眼残留白症组的夜视方面.
科学领域:
- 眼科医生 眼科 眼科
- 折射手术是一种折射手术.
- 激光视力校正 激光视力校正
背景情况:
- 地形导向的秒激光辅助排外激光 in situ 角质化 (TOPO-G FS-LASIK) 提供了个性化的折射误差校正.
- 对患有高眼残留性白症 (HORA) 患者的评估结果对于了解治疗适用性至关重要.
研究的目的:
- 为了评估Phorcides计划的临床结果和视觉质量,Contoura TOPO-G FS-LASIK用于近视和.
- 为了比较患有高眼残留白症 (HORA) 和低眼残留白症 (LORA) 的患者之间的结果.
主要方法:
- 一项非随机的回顾性研究,涉及HORA组的38只眼睛 (>0.75D) 和LORA组的44只眼睛 (<0.75D).
- 使用Phorcides计划的轮TOPO-G FS-LASIK评估的准确性.
- 测量临床结果,眼睛偏差,光学质量,对比度灵敏度 (CS) 和主观视觉质量在术前和术后.
主要成果:
- 在HORA和LORA组之间,折射结果,视敏度,安全性和有效性指数是相似的.
- 客观散射指数和调制转移函数切线没有显著差异.
- 在HORA组观察到视敏度 (VA20%/9%),Strehl比率和对比度 (CS) 的显著改善,并在术后6个月内观察到LORA组的特定CS频率.
结论:
- 福西德计划的Contoura TOPO-G FS-LASIK显示出可预测的结果和广泛适用于近视和正.
- 视觉质量,特别是夜视和高频空间对比度灵敏度,在HORA组显著改善.
相关概念视频
01:25Methods of Obtaining Topography
326
Topography involves measuring and mapping land elevations, natural features, and artificial structures to create accurate representations of the terrain. Topographic surveying relies on traditional and modern methods, each with distinct advantages and limitations.Traditional Surveying Methods:Transit stadia surveys and plane table surveys were widely used traditional surveying methods. These techniques relied on instruments like theodolites and stadia rods for measuring distances and angles,...
326
01:05Quality Control
2.7K
Quality control is one of the three cyclical quality assurance activities that help keep a system under statistical control. Typical quality control activities include creating quality control charts, conducting proficiency testing, and documenting and archiving results.
Quality control helps track data, visualize trends, and identify variations, making it easier to detect deviations that may affect the accuracy of an analysis. One way to do this is by generating a quality control chart, which...
Quality control helps track data, visualize trends, and identify variations, making it easier to detect deviations that may affect the accuracy of an analysis. One way to do this is by generating a quality control chart, which...
2.7K
01:19Quality Assurance
2.4K
Quality assurance is the overarching term used to describe the activities employed to ensure the proper performance of a system. These activities can be classified into three categories: quality control, quality assessment, and internal corrective measures. Typically, these activities work cyclically: quality control is performed before and during the analysis, while quality assessment occurs during and after the investigation. Internal corrective measures are implemented based on the findings...
2.4K
01:19Quality of Water
573
In concrete preparation, the quality of water is paramount as it affects the strength and durability of the concrete. Potable water is usually preferred; however, it must not have excessive sodium or potassium to prevent compromising the concrete's integrity. Water quality is typically evaluated based on impurities such as dissolved solids, chlorides, and sulfates, and its pH value is ideally between 6 and 8. Even slightly acidic natural water may be acceptable unless it contains harmful...
573
01:17Pulse amplitude and quality
3.2K
Pulse amplitude is a crucial indicator of cardiac health because it provides valuable insights into the strength of left ventricular contractions and the overall uniformity of blood circulation within the vasculature. The strength of the pulse is directly related to the force with which the heart contracts and the volume of blood being pumped.
A weak or absent pulse may indicate reduced cardiac output or poor left ventricular contraction, which can be signs of cardiovascular dysfunction or...
A weak or absent pulse may indicate reduced cardiac output or poor left ventricular contraction, which can be signs of cardiovascular dysfunction or...
3.2K
01:14Testing Water Quality
394
When the quality of water for concrete preparation is uncertain, its impact on the setting time of cement and compressive strength of mortar is assessed by comparison with de-ionized or distilled water benchmarks. American Society for Testing and Materials (ASTM) C1602 requires the setting times to be within 90 minutes of the control, British Standard (BS) 3146:1980 allows a 30-minute variance in the initial setting, while British Standards European Norm (BS EN) 1008 specifies initial setting...
394