Results 31 to 40 of about 49,431 (315)

Femtosecond laser-assisted cataract surgery after corneal refractive surgery

open access: yesScientific Reports, 2022
Cataract is the leading cause of blindness worldwide, and advanced cataract techniques such as femtosecond laser-assisted cataract surgery (FLACS) have been commercially available. Corneal refractive surgery (CRS) is one of the most popular surgeries for
Hyunmin Ahn   +4 more
doaj   +1 more source

Effects of melatonin on Wi-Fi-induced oxidative stress in lens of rats

open access: yesIndian Journal of Ophthalmology, 2014
Introduction: Melatonin has been considered a potent antioxidant that detoxifies a variety of reactive oxygen species in many pathophysiological states of eye. The present study was designed to determine the effects of Wi-Fi exposure on the lens oxidant,
Levent Tök   +4 more
doaj   +1 more source

Femtosecond Laser-Assisted In Situ Keratomileusis Treatment of Residual Refractive Error following Femtosecond Laser-Enabled Keratoplasty. [PDF]

open access: yes, 2019
Purpose:To evaluate the safety and effectiveness of femtosecond laser-assisted in situ keratomileusis (LASIK) in the treatment of residual myopia and astigmatism following femtosecond laser-enabled keratoplasty (FLEK).
Farid, Marjan   +4 more
core   +1 more source

Transforming ocular surface stem cell research into successful clinical practice

open access: yesIndian Journal of Ophthalmology, 2014
It has only been a quarter of a century since the discovery of adult stem cells at the human corneo-scleral limbus. These limbal stem cells are responsible for generating a constant and unending supply of corneal epithelial cells throughout life, thus ...
Virender S Sangwan   +6 more
doaj   +1 more source

Changing paradigms of anti-VEGF in the Indian scenario

open access: yesIndian Journal of Ophthalmology, 2014
Anti-vascular endothelial growth factors (VEGF) agents have revolutionized the treatment of retinal diseases. Use of anti-VEGF agents in the Indian Scenario present some unique challenges considering the absence of compounding pharmacies, poor penetrance
P Mahesh Shanmugam
doaj   +1 more source

Comparison of saccadic reaction time between normal and glaucoma using an eye movement perimeter

open access: yesIndian Journal of Ophthalmology, 2014
Aim: To compare the saccadic reaction time (SRT) in both the central and peripheral visual field in normal and glaucomatous eyes using eye movement perimetery (EMP).
Deepmala Mazumdar   +7 more
doaj   +1 more source

Inferring periodic orbits from spectra of simple shaped micro-lasers [PDF]

open access: yes, 2007
Dielectric micro-cavities are widely used as laser resonators and characterizations of their spectra are of interest for various applications. We experimentally investigate micro-lasers of simple shapes (Fabry-Perot, square, pentagon, and disk).
A. E. Siegman   +14 more
core   +3 more sources

Epithelial ingrowth following laser in situ keratomileusis (LASIK): prevalence, risk factors, management and visual outcomes [PDF]

open access: yes, 2018
The number of laser in situ keratomileusis (LASIK) procedures is continuing to rise. Since its first application for correcting simple refractive errors over 25 years ago, the role of LASIK has extended to treat other conditions, including ...
Danjoux, Jean-Pierre   +2 more
core   +1 more source

Rapid and Accurate Pressure Sensing Device for Direct Measurement of Intraocular Pressure. [PDF]

open access: yes, 2020
PurposeIntraocular pressure (IOP) is the primary modifiable risk factor for glaucoma. Current devices measure IOP via the dynamic response of the healthy cornea and do not provide the accurate IOP measurements for patients with altered corneal ...
Camp, Andrew   +4 more
core  

Magnetic moment of an electron near a surface with dispersion [PDF]

open access: yes, 2012
Boundary-dependent radiative corrections that modify the magnetic moment of an electron near a dielectric or conducting surface are investigated. Normal-mode quantization of the electromagnetic field and perturbation theory applied to the Dirac equation ...
Babiker M   +6 more
core   +2 more sources

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