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准分子激光原位角膜磨镶术中不全角膜瓣后角膜地形图的改变
引用本文:刘治容,张悦,陈斌,廖世煌,谢丽萍,杨萍. 准分子激光原位角膜磨镶术中不全角膜瓣后角膜地形图的改变[J]. 眼视光学杂志, 2006, 8(5): 302-303
作者姓名:刘治容  张悦  陈斌  廖世煌  谢丽萍  杨萍
作者单位:四川省医学科学院,四川省人民医院,眼科,四川,成都,610072
摘    要:目的探讨准分子激光原位角膜磨镶术(laser insitu keratomileusis,LASIK)中不全角膜瓣后角膜地形图的变化规律。方法回顾性研究17眼采用hansatome角膜板层刀行LASIK手术的患者,因术中不全角膜瓣而未发射激光的发生情况及不全角膜瓣后Orbscan角膜地形图、视力及屈光度的改变。结果术中不全角膜瓣的发生率为0.29%。不全角膜瓣切削前后视力、屈光度及角膜前后表面曲率均无明显改变(P>0.05)。结论LASIK术中不全角膜瓣的发生不会引起角膜地形图的改变,再次行LASIK并不影响疗效。

关 键 词:角膜磨镶术,激光原位/方法  角膜地形图  不全角膜辫
文章编号:1008-1801(2006)05-0302-02
收稿时间:2005-08-17
修稿时间:2006-04-03

Corneal topographic changes after an incomplete flap is formed during a laser in situ keratomileusis procedure
UU Zhirong,ZHANG Yue,CHEN Bin,et al.. Corneal topographic changes after an incomplete flap is formed during a laser in situ keratomileusis procedure[J]. Chinese Journal of Optometry & Ophthalmology, 2006, 8(5): 302-303
Authors:UU Zhirong  ZHANG Yue  CHEN Bin  et al.
Affiliation:Deapartment of Ophthalmology of Sichuan Provincial Peoples Hospital, Chengdu China ,610072
Abstract:Objective To study the corneal topographic changes when an incomplete flap is formed during a laser in situ keratomileusis procedure.Methods Seventeen eyes of incomplete flaps from LASIK with a hansatome microkeratome were included in the study and reviewed.Corneal topography,visual acuity and the refractive power of the cornea were compared before and after surgery using Orbscan slit scans to observe the changes.Results The occurrence rate of incomplete flaps was 0.29%.Before and after the occurrence of an incomplete flap,there were no significant differences between anterior and posterior corneal curvature,visual acuity or refractive power of the cornea(P>0.05).Conclusion The occurrence of an incomplete flap during a LASIK procedure does not change the corneal topography,and repeating the treatment is effective.
Keywords:keratomileusis  laser in situ/methods  topography  partial flap
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