Results 51 to 60 of about 17,441 (179)

Role of Optical Coherence Tomography on Corneal Surface Laser Ablation [PDF]

open access: yes, 2012
This paper focuses on reviewing the roles of optical coherence tomography (OCT) on corneal surface laser ablation procedures. OCT is an optical imaging modality that uses low-coherence interferometry to provide noninvasive cross-sectional imaging of ...
Kara-Junior, Newton   +3 more
core   +2 more sources

Evaluation of interface quality in organ-cultured lamellar corneal transplants [PDF]

open access: yes, 2012
Background: With increasing numbers of lamellar keratoplasties, eye banks are challenged to deliver precut lamellar donor tissue. In Europe, the most common technique of corneal storage is organ culture which requires a deswelling process before surgical
Grüterich, Martin   +7 more
core   +1 more source

Újabb diagnosztikus és terápiás lehetőségek a refraktív sebészetben = New diagnostic and therapeutic possibilities in refractive surgery [PDF]

open access: yes, 2006
A munkacsoport tisztázta a PRK, LASIK, LASEK módszerek hatékonyságát és indikációs területeit. Megállapításra került, hogy a TOSCA, WASCA eljárás bármelyik refraktív sebészeti műtét típussal kombinálható, azonban legjobb eredményeket a myopiás szemek ...
Hassan, Ziad   +10 more
core  

Visual outcomes of topography-guided excimer laser surgery for treatment of patients with irregular astigmatism [PDF]

open access: yes, 2014
The aim of this study was to evaluate the efficacy, safety, and predictability of topography-guided treatments to enhance refractive status following other corneal surgical procedures.
Ghoreishi, Mohammad.   +2 more
core  

How Can We Predict Performance in Tertiary Level Economics? [PDF]

open access: yes
The New Zealand Qualification Authority (NZQA) started to introduce a new qualification; the National Certificate of Educational Achievement (NCEA) in 2002. NCEA level 3 replaced the University Bursary Examinations in 2004. The main purpose of this paper
Marsh, Dan, Zhang, Lemin
core   +1 more source

Astigmatism and Pseudoaccommodation in Pseudophakic Eyes [PDF]

open access: yes, 2010
noAdvanced IOLs with circumferential zones of different power provide pseudoaccommodation. We investigated the potential for power variation with meridian, namely astigmatism, to provide pseudo-accommodation. With appropriate power and axis orientations,
Chisholm, Catharine M.   +2 more
core  

Comparison of dry-eye parameters after three kinds of all laser corneal refractive surgery [PDF]

open access: yes, 2015
准分子激光角膜屈光手术是目前应用最广泛的矫正近视的方法之一,经过30年的发展,检查设备和手术仪器越来越先进,但是术中及术后角膜瓣的并发症依然无法完全避免。2000年后飞秒激光应用于角膜屈光手术,开创了全激光角膜屈光手术的时代,飞秒激光辅助的准分子激光原位角膜磨镶术(FS-LASIK)使得角膜瓣的制作更加安全,而飞秒激光小切口基质透镜取出术(SMILE)进一步实现了无角膜瓣的角膜屈光手术,经上皮准分子激光屈光性角膜切削术(TransPRK)应用单一的准分子激光完成角膜上皮和基质层的切削 ...
郑林
core  

LASIK Surgery

open access: yesVoices in Bioethics, 2020
Photo by Scott Van Daalen on Unsplash INTRODUCTION LASIK surgery, one of the most common elective procedures worldwide, aims to decrease or eliminate the need to wear glasses or contact lenses by reshaping the cornea’s curvature to restore the eye’s refractive power.[1] There is a popular belief among the public that the procedure is “virtually ...
openaire   +2 more sources

Refractive surgery - a review [PDF]

open access: yes, 2007
Neðst á síðunni er hægt að nálgast greinina í heild sinni með því að smella á hlekkinn View/OpenRefractive errors, such as myopia, hyperopia and astigmatism, are very common all over the world.
Einar Stefánsson   +1 more
core  

Resultados a largo plazo de la cirugía refractiva corneal [PDF]

open access: yes, 2019
Las ametropías no corregidas son la primera causa de discapacidad visual y la segunda de ceguera en todo el mundo. Actualmente, muchas personas optan por solucionar este problema mediante la cirugía refractiva corneal con láser.
Barrera Meléndez, Alexandra
core  

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