CRITICAL-REVIEW ON REFRACTIVE SURGICAL LASERS

被引:20
作者
LIN, JT
机构
关键词
OPHTHALMOLOGY; PHOTOREFRACTIVE KERATECTOMY; CORNEAL RESHAPING; EXCIMER LASERS; SCANNING MODES; MYOPIC CORRECTIONS;
D O I
10.1117/12.199376
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The current status of refractive surgical lasers (including excimer and nonexcimer lasers) is reviewed with an emphasis on photorefractive keratectomy (PRK). The correlation of engineering parameters and the clinical requirements with optimal conditions are presented, The fundamentals of corneal reshaping with formulas for ablation profiles and the advantages of the multizone method are discussed. Updated information on the Mini-Excimer PRK laser system, with an emphasis on the scanning delivery device, is presented. PMMA ablation profiles performed by standard diaphragm and scanning modes are compared for surface ablation quality, Scanning mode ablation patterns for myopia, hyperopia, and regular and irregular astigmatism are presented.
引用
收藏
页码:668 / 675
页数:8
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