Comparison of the Femtosecond Laser and Mechanical Keratome for Laser In Situ Keratomileusis

作者: Annie Chan , Judy Ou , Edward E Manche

DOI: 10.1001/ARCHOPHT.126.11.1484

关键词:

摘要: Objective To compare clinical outcomes between fellow eyes randomized to femtosecond laser–created flaps (femtosecond group) or mechanical keratome–created (mechanical during wavefront-guided laser in situ keratomileusis. Design Prospective, randomized, comparative study. Main Outcome Measures Efficacy, safety, predictability, stability, changes corneal optical aberrations, and low-contrast visual acuity before 1 week 1, 3, 6, 12 months after surgery. Results Forty-three patients underwent evaluation this One month surgery, the mean (SD) spherical equivalent was −0.15 (0.30) diopters (D) for group −0.12 (0.29) D (differences were not statistically significant). Twelve 39 (98%) had uncorrected of 20/20 better compared with 37 (95%) group. The fewer high-order, spherical, coma aberrations more trefoil than at ( P  = .55), 3  = .05), 6  = .33),  = .48) At 25% contrast, gains  = .01)  = .008) Conclusion keratomileusis, similar both groups.

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