Results 31 to 40 of about 1,187 (184)

Biomechanical corneal changes induced by different flap thickness created by femtosecond laser [PDF]

open access: yes, 2011
OBJECTIVE: To evaluate the impact of the creation of corneal flaps at different thicknesses on the biomechanical properties of swine corneas. METHOD: Twelve swine eyes were obtained to form two groups: 100 μm flap thickness and 300 μm flap ...
ALVES, Milton R.   +3 more
core   +4 more sources

Subjective Quality of Vision Before and After Cataract Surgery [PDF]

open access: yes, 2012
This article is made available in accordance with the publisher's public repositories policy.Objective To investigate the effect of cataract surgery on subjective quality of vision. Methods The Quality of Vision (QoV) questionnaire (Italian translation)
Khadka, Jyoti   +5 more
core   +1 more source

Keratectasia after laser-assisted subepithelial keratectomy for myopia

open access: yesMedicine, 2018
Recently, some ophthalmologists performed PRK or LASEK surgeries in FFKC suspicious patients, which is supposed to prevent FFKC evolvement via fibrotic scar formation. Our report indicates that keratectasia can occur after LASEK in FFKC suspicious patients, highlighting the importance of stricter regulation of patient recruitment before the procedure ...
Lin, Qinghong   +3 more
openaire   +2 more sources

Novel Technique of Transepithelial Corneal Cross-Linking Using Iontophoresis in Progressive Keratoconus [PDF]

open access: yes, 2016
In this work, the authors presented the techniques and the preliminary results at 6 months of a randomized controlled trial (NCT02117999) comparing a novel transepithelial corneal cross-linking protocol using iontophoresis with the Dresden protocol for ...
Lombardo, Giuseppe   +4 more
core   +4 more sources

Laser-assisted subepithelial keratectomy (LASEK) versus photorefractive keratectomy (PRK) for correction of myopia

open access: yesCochrane Database of Systematic Reviews, 2016
Myopia (near-sightedness or short-sightedness) is a condition in which the refractive power of the eye is greater than required. The most frequent complaint of people with myopia is blurred distance vision, which can be eliminated by conventional optical aids such as spectacles or contact lenses, or by refractive surgery procedures such as ...
Shi-Ming, Li   +6 more
openaire   +3 more sources

Corneal biomechanical properties in different ocular conditions and new measurement techniques [PDF]

open access: yes, 2014
Several refractive and therapeutic treatments as well as several ocular or systemic diseases might induce changes in the mechanical resistance of the cornea.
Borges, José Salgado   +5 more
core   +3 more sources

Threshold Values of Myopic Anisometropia Causing Loss of Stereopsis

open access: yesJournal of Ophthalmology, Volume 2019, Issue 1, 2019., 2019
Purpose. The aim of the study was to determine the threshold values of myopic anisometropia that lead to the loss of stereoacuity in most of patients. Materials and Methods. Forty healthy subjects were included in the study. The inclusion criteria were as follows: lack of any functional or morphological ophthalmological disorders, or detectable damage ...
Maciej Gawęcki, Malgorzata Mrugacz
wiley   +1 more source

Ultraviolet C (UV‐C) Light Therapy Inhibits Pathogens Associated With Equine Keratomycosis at Different Corneal Depths—An Ex Vivo Study

open access: yesVeterinary Ophthalmology, Volume 29, Issue 2, March 2026.
ABSTRACT Objective To assess if an inexpensive, commercially available ultraviolet C (UV‐C) light device with a peak emission of 275 nm can inhibit equine keratomycosis‐associated pathogens located at different corneal depths in an ex vivo model. Methods A controlled, randomized experimental design.
Mona Hoerdemann   +3 more
wiley   +1 more source

Bandage Contact Lens Application Reduces Fibrotic Wound Healing of Flap Margins after FS‐LASIK: A Prospective Randomized Clinical Trial

open access: yesJournal of Ophthalmology, Volume 2019, Issue 1, 2019., 2019
Purpose. To assess the efficacy of applying bandage contact lens (BCL) in reducing the fibrotic healing response of flap margins following femtosecond laser in situ keratomileusis (FS‐LASIK). Methods. In this prospective, randomized, interventional, observer‐masked trial, 41 patients (82 eyes) with myopia and/or myopic astigmatism were scheduled to ...
Li-Quan Zhao   +4 more
wiley   +1 more source

Parâmetros biomecânicos derivados da forma da curva do ORA para discriminar olhos normais de ceratocones [PDF]

open access: yes, 2013
PURPOSE: To evaluate the ability of the Ocular Response Analyzer (ORA; Reichert Ophthalmic Instruments, Buffalo, NY) to distinguish between normal and keratoconic eyes, by comparing pressure and waveform signal-derived parameters.
Ambrósio Jr., Renato   +5 more
core   +5 more sources

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