Results 51 to 60 of about 1,594,603 (196)

Intrastromal corneal ring--one-year results of first implants in humans: a preliminary nonfunctional eye study

open access: yes, 1993
BACKGROUND: The Intrastromal Corneal Ring (ICR) is a new investigational medical device designed to alter corneal curvature without surgical intervention in the central cornea.
Walton Nosé   +7 more
core   +1 more source

Prevalence of refractive error in Europe: the European Eye Epidemiology (E(3)) Consortium. [PDF]

open access: yes, 2015
To estimate the prevalence of refractive error in adults across Europe. Refractive data (mean spherical equivalent) collected between 1990 and 2013 from fifteen population-based cohort and cross-sectional studies of the European Eye Epidemiology (E(3 ...
Cumberland, P.M.   +159 more
core   +2 more sources

Corneal Allogenic Intrastromal Ring Segments (CAIRS) for Corneal Ectasia: A Comprehensive Segmental Tomography Evaluation [PDF]

open access: yes, 2023
PURPOSE: To evaluate the visual, refractive, and tomographic results of patients with corneal ectasia treated with corneal allogenic intrastromal ring segments (CAIRS) insertion without concomitant corneal cross-linking.
Abou-Mrad, Anthony   +5 more
core   +1 more source

Determination of the Elastic Modulus of Cornea of Myopia Patients Based on Pentacam and Corvis ST

open access: yesTaiyuan Ligong Daxue xuebao, 2022
The biomechanical properties of the cornea are of great significance to corneal refractive surgery and postoperative corneal deformation, development, and pathology. In this paper, a geometric model of the cornea of myopia was established on the basis of
Qiaoyu MENG   +4 more
doaj   +1 more source

Heterozygous Variants in LRP1 Cause a Neurodevelopmental Disorder With Congenital Heart Defects

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT LRP1 encodes the low‐density lipoprotein (LDL) receptor‐related protein 1 (LRP1), a transmembrane protein involved in endocytosis and activation of multiple signaling pathways. LRP1 variants have been implicated in the pathogenesis of congenital heart defects (CHD), Alzheimer's disease, and neurodevelopmental disorders (NDD).
Alyssa L. Rippert   +31 more
wiley   +1 more source

Artificial Intelligence in Ophthalmology: From Methodological Advances to Clinical Translation and Future Directions

open access: yesEye &ENT Research, EarlyView.
ABSTRACT Artificial intelligence (AI) is reshaping ophthalmology from task‐specific image analysis toward multimodal, longitudinal, and clinically integrated decision support. This narrative review summarizes the methodological evolution of ophthalmic AI, including traditional machine learning, task‐specific deep learning, self‐supervised learning ...
Yuxin Liu, Hanruo Liu
wiley   +1 more source

Toric Intraocular Lens Misalignment Inducing Astigmatism After Refractive Surgery

open access: yes, 2011
PURPOSE: To report the unexpected induction of astigmatism after phacoemulsification and toric intraocular lens (IOL) implantation in an eye with previous corneal refractive surgery.METHODS: Case report of a 46-year-old man with bilateral nuclear ...
Nose, Walton [UNIFESP]   +5 more
core   +1 more source

Refractive surgery: who needs customized ablation [PDF]

open access: yes, 2003
Refractive surgery is facing an important period of its evolution. Day by day we are getting used to terms such as: wave front, customized ablation, supervision, aberrations, etc. What will be the future of all these technologies?
Chamon, Wallace [UNIFESP]   +1 more
core   +1 more source

Corneal & refractive surgery. [PDF]

open access: yes, 1997
Excimer lasers and high technology instrumentation have ushered in a new era of vision improvement surgery in Hawaii, replacing the more traditional forms of refractive surgery: cataract surgery, corneal transplant surgery, and radial keratotomy. Corneal
Yamamoto, G K
core   +1 more source

Body‐integrated photonic biosensors: Illuminating the path to active healthcare

open access: yesFlexMat, EarlyView.
Body‐integrated photonic biosensors are promising tools for active healthcare. These optical devices can be worn, implanted, or swallowed to monitor health signals continuously. This review introduces key sensing modalities, including fluorescence, colorimetry, SPR, LSPR, SERS, and light‐modulating materials.
Jiayue Gu   +10 more
wiley   +1 more source

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