研究目的
To evaluate the visual, refractive, and aberrometric outcomes as well as the level of patient satisfaction and photic phenomena after myopic laser in situ keratomileusis (LASIK) surgery using wavefront-guided (WFG) ablations based on measurements obtained with a high-resolution aberrometer.
研究成果
WFG LASIK surgery using the excimer laser technology evaluated combined with the high-resolution aberrometer is predictable and efficacious for the correction of myopia or myopic astigmatism. The high-level refractive correction and ocular optics lead to high levels of patient satisfaction and minimal incidence of Postop photic phenomena.
研究不足
The study involved only CE-marked technology and all tests performed were within the routine practice of the hospital, no ethics committee approval was required. The follow-up period was limited to 2 months.
1:Experimental Design and Method Selection:
Prospective analysis including 253 eyes of 127 patients undergoing WFG LASIK using the STAR S4 IR Excimer Laser System combined with the iDesign System and iFS Femtosecond Laser. Visual, refractive, and aberrometric outcomes during a 2-month follow-up as well as patient satisfaction and photic phenomena were evaluated by means of a questionnaire.
2:Sample Selection and Data Sources:
253 eyes of 127 patients (aged between 19 years and 54 years) undergoing LASIK for the correction of myopia or myopic astigmatism.
3:List of Experimental Equipment and Materials:
STAR S4 IR Excimer Laser System, iDesign System, iFS Femtosecond Laser.
4:Experimental Procedures and Operational Workflow:
All surgeries were performed by two experienced refractive surgeons under topical anesthesia. Treatments were programmed to ensure complete coverage of the scotopic pupil, and Preop aberrometric measurements obtained with the high-resolution aberrometer iDesign were considered for the calculation of the ablation profile that was uploaded to the STAR S4 IR Excimer Laser System.
5:Data Analysis Methods:
SPSS statistics software package Version 19.0 for Windows was used for statistical analysis. The normality of data samples was evaluated by means of the Kolmogorov–Smirnov test.
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