Results 91 to 100 of about 3,664,406 (246)

Decellularised Corneal Stromal Lamina With or Without Autologous Adipose‐Derived Adult Stem Cells for Advanced Keratoconus: 1‐Year Results of a Phase I/IIa Clinical Trial

open access: yesClinical &Experimental Ophthalmology, EarlyView.
ABSTRACT Background To report the 1‐year clinical outcomes of decellularised human corneal stromal lamina implantation, with or without autologous adipose‐derived adult stem cells (ADASCs), for advanced keratoconus in a European cohort. Methods In this prospective, randomised Phase I/IIa trial, 10 eyes of 10 patients were allocated to decellularised ...
Hao Zhang   +7 more
wiley   +1 more source

Improving children’s visual health by integrating motor imagery training into physical education classes

open access: yesFrontiers in Psychology
IntroductionMyopia threatens healthy physical and mental development in children. Research suggests that motor imagery training could serve as a non-invasive and cost-effective non-pharmacological intervention to address myopia and promote health ...
Sheng Zhou   +4 more
doaj   +1 more source

Evaluation of Changes in Visual Acuity, Contrast Sensitivity and Aberrations in Patients with Keratoconus after Corneal Collagen Cross-linking

open access: yesJournal of Ophthalmic & Vision Research, 2017
Purpose: To assess and compare preoperative refractive, aberrometric, topographic, and contrast sensitivity (CS) measurements with postoperative values after corneal collagen cross-linking (CXL) in patients with progressive keratoconus.
S. Zarei-Ghanavati   +4 more
semanticscholar   +1 more source

Prevalence and Pattern of Refractive Errors Among Yanomami Indigenous People in the Brazilian Amazon: A Cross‐Sectional Observational Study

open access: yesClinical &Experimental Ophthalmology, EarlyView.
ABSTRACT Background Refractive errors are the leading cause of preventable visual impairment worldwide, yet data from isolated Indigenous populations remain virtually absent from the global literature. The Yanomami, one of the largest Indigenous peoples in the Americas with recent and limited contact with non‐Indigenous society, have no prior ...
Maria Christina Chagas Ferreira   +2 more
wiley   +1 more source

How to measure distance visual acuity

open access: yes, 2014
Visual acuity (VA) is a measure of the ability of the eye to distinguish shapes and the details of objects at a given distance. It is important to assess VA in a consistent way in order to detect any changes in vision.
Sue Stevens, Janet Marsden, Anne Ebri
core  

Comparative Analysis of Double and Trifocal IOL Implantation in Femtosecond Laser-Assisted Cataract Surgery

open access: yesOftalʹmologiâ, 2019
Purpose: to compare the clinical results of implantations of bi-and trifocal intraocular lenses (IOL) in femtosecond laser-assisted cataract surgery. Patients and methods.
O. I. Orenburkina
doaj   +1 more source

Effects of single-segment Intacs implantation on visual acuity and corneal topographic indices of keratoconus

open access: yesJournal of Current Ophthalmology, 2017
Purpose To assess the changes in visual acuity and topographic indices after implantation of single-segment Intacs. Methods Forty-two keratoconic eyes received Femtosecond-assisted single-segment Intacs. Uncorrected distance visual acuity (UDVA) and best
K. Amanzadeh   +2 more
semanticscholar   +1 more source

Premium Intraocular Lens Selection in Patients With Glaucoma: A Clinical Review

open access: yesClinical &Experimental Ophthalmology, EarlyView.
ABSTRACT Glaucoma frequently coexists with cataract, but glaucomatous functional loss, ocular‐surface disease, anatomical abnormalities, and treatment‐related refractive variability may reduce tolerance of premium intraocular lenses. This narrative review critically appraises evidence relevant to lens selection in glaucoma. Central visual‐field status,
Zhihao Liu   +3 more
wiley   +1 more source

Visual acuity of dentists in their respective clinical conditions. [PDF]

open access: yes, 2014
OBJECTIVES This study examined the impact of age and magnification on the near visual acuity of dentists in their private practice under simulated clinical conditions. MATERIALS AND METHODS Miniaturized visual tests were fixed in posterior teeth
Ramseyer, Simon   +3 more
core   +2 more sources

Monocular Clinical Outcomes and Range of Near Vision following Cataract Surgery with Implantation of an Extended Depth of Focus Intraocular Lens

open access: yesJournal of Ophthalmology, 2018
Importance. A full range of near and intermediate vision has not been clinically evaluated for the Symfony extended depth of focus intraocular lens (EDOF IOL). Background. To evaluate the monocular range of near visual acuity with an EDOF IOL.
Rahul T. Pandit
doaj   +1 more source

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