نتایج جستجو برای: lasik

تعداد نتایج: 1519  

پایان نامه :دانشگاه آزاد اسلامی واحد علوم پزشکی تهران - دانشکده پزشکی 1389

هدف: این مطالعه به منظور بررسی یافته های تست پتانسیل برانگیخته از بینایی در افراد کاندید عمل lasik در پلی کلینیک قدس در سالهای 88 و 89 انجام شده است. روش مطالعه: این مطالعه به صورت یک بررسی توصیفی - تحلیلی مقطعی انجام شده است. حجم نمونه مورد بررسی در این مطالعه شامل 25 نفر بود که تحت درمان به شیوه lasik قرار گرفته بودند. نحوه انتخاب افراد نیز به صورت تصادفی ساده بود. یافته ها: میانگین میزان l...

2016
Min-Jie Ye Cai-Yuan Liu Rong-Feng Liao Zheng-Yu Gu Bing-Ying Zhao Yi Liao

Purpose. To compare the change of anterior corneal higher-order aberrations (HOAs) after laser in situ keratomileusis (LASIK), wavefront-guided LASIK with iris registration (WF-LASIK), femtosecond laser-assisted laser in situ keratomileusis (FS-LASIK), and small incision lenticule extraction (SMILE). Methods. In a prospective study, 82 eyes underwent LASIK, 119 eyes underwent WF-LASIK, 88 eyes ...

Journal: :The British journal of ophthalmology 2005
C K Chan D G Tarasewicz S G Lin

AIMS Analysis of highly myopic eyes (mean myopia -11 D) with post-LASIK vitreoretinal complications (breaks, retinal detachment) that also had pre-LASIK vitreoretinal pathology (lattice, breaks). METHODS Retrospective case series. RESULTS 67 eyes in 56 patients with pre-LASIK retinal examination developed post-LASIK vitreoretinal complications. 17 of the 67 eyes (25.4%) had pre-LASIK vitreo...

Journal: :International journal of ophthalmology 2013
Jing Zhang Yue-Hua Zhou Rui Li Lei Tian

AIM To compare visual performance of wavefront-guided laser in situ keratomileusis (LASIK) with iris-registration (Wg-LASIK group) and conventional LASIK (LASIK group) one year after surgery and analyze the correlation between wavefront aberrations and visual performance. METHODS Eight hundred and fifty-two myopic eyes of 430 patients were enrolled in this prospective study and divided into t...

Journal: :PLOS ONE 2021

Aim To compare postoperative clinical outcomes of high myopia after small-incision lenticule extraction (SMILE) and femtosecond laser-assisted laser in situ keratomileusis (FS-LASIK). Methods From March 2018 to July 2020, PubMed, MEDLINE, Embase, the Cochrane Library, several Chinese databases were comprehensively searched. The studies meeting criteria selected included; data extracted by 2 ind...

Journal: :Journal of Health and Medical Sciences 2021

Background: Post- Laser- assisted in situ keratomileusis (LASIK) dry eye is one of the most common postoperative eyes after ophthalmic surgeries. Clinically, patients have positive vital staining ocular surface, decreased tear breakup times, reduced corneal sensitivity, and visual acuity. In majority patients, symptoms last about month, but some can experience these for more than a year. Case p...

2011
Li-Quan Zhao Huang Zhu

This control-matched comparative study evaluated changes in contrast sensitivity after Zyoptix tissue-saving (TS) LASIK and Planoscan standard LASIK (Technolas 217z, Bausch & Lomb) for myopia 6 months postoperatively. 102 TS LASIK-treated eyes were matched with 102 standard LASIK-treated eyes (divided into low, moderate, and high groups). There were no significant differences in refraction outc...

2014
Chang-Hyun Park Su-Young Kim Man-Soo Kim

PURPOSE To determine effectiveness of laser-assisted in situ keratomileusis (LASIK) in the treatment of astigmatism following penetrating keratoplasty (PK). METHODS We performed a retrospective review of medical records of patients who underwent LASIK following PK and had over 1 year of follow-up data. RESULTS Twenty-six patients (26 pairs of eyes) underwent LASIK following PK. Mean age of ...

2017
Cornelis Verdoorn

PURPOSE To compare the visual performance and optical quality after Raindrop Near Vision Inlay implantation or monovision LASIK for the correction of presbyopia. MATERIALS AND METHODS In this retrospective case-series study, patients previously treated in the nondominant eye with monovision LASIK were compared with patients previously implanted with Raindrop Near Vision Inlay. The study enrol...

Journal: :Pakistan journal of medical sciences 2015
Tai-Xiang Liu Yong-Tao Chen Ting-Ting Dan Rong Shi Shao-Rong Linghu Hai-Xiang Li

OBJECTIVE To report on 4-year follow-up of corneal higher-order aberrations and daily visual functions of myopic patients after laser in situ keratomileusis (LASIK). METHODS One hundred thirty four eyes of 67 patients who underwent LASIK guided by aspherical ablation were included in this study. The vision, corneal spherical aberration (SphA) and Coma were recorded before LASIK and at 6 month...

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