Results 41 to 50 of about 14,431 (219)

Scleral contact lenses for visual rehabilitation in keratoconus and irregular astigmatism after refractive surgery [PDF]

open access: yes, 2009
This study aims to report our experience of using fluid-ventilated, gas-permeable scleral contact lenses (SCLs) for visual rehabilitation of patients with keratoconus and irregular astigmatism after refractive surgery.
Lo, Hua-Lin   +2 more
core   +1 more source

Estimation of axial curvature of anterior sclera: correlation between axial length and anterior scleral curvature as affected by angle kappa [PDF]

open access: yes, 2016
Background: Though the development and fitting of scleral contact lenses are expanding steadily, there is no simple method to provide scleral metrics for scleral contact lens fitting yet. The aim of this study was to establish formulae for estimation of
Choi, Heejin   +4 more
core   +2 more sources

Results and complications of scleral fixated (Sutured) posterior chamber intraocular lens implantation [PDF]

open access: yesActa Medica Iranica, 2001
Optical rehabilitation of the patient with aphakia who cannot tolerate contact lenses present a therapeutic challenge. In the absence of capsular support, anterior chamber lenses have been widely used.
Amoozadeh J, Naderi AR, Rahimi F
doaj   +2 more sources

Comparative analysis of peripheral corneal geometry in health and Keratoconus [PDF]

open access: yes, 2017
OBJECTIVES:: To describe and compare corneal peripheral angles in normal and keratoconic eyes, to gain a better understanding of the topography of the periphery of the cornea in keratoconus and assist practitioners in the selection and fitting of large ...
Cardona Torradeflot, Genís   +3 more
core   +2 more sources

Scleral lens for severe dry eye status post lacrimal gland resection for adenoid cystic carcinoma

open access: yesAmerican Journal of Ophthalmology Case Reports, 2020
Purpose: Scleral contact lenses (SCLs) are devices that allow a fluid reservoir between the contact lens and the cornea, providing both improved lubrication and refraction. Consequently, SCLs have been used for significant refractive error in addition to
Daniel J. Oh   +3 more
doaj   +1 more source

Anatomic Success of Scleral Buckling for Rhegmatogenous Retinal Detachment - A Retrospective Study of 524 Cases [PDF]

open access: yes, 2010
Background/Aim: Our purpose was to investigate the anatomic success of scleral buckling surgery for rhegmatogenous retinal detachment. Material and Methods: A total of 524 consecutive patients were retrospectively analysed.
Brandlhuber, Ulrich   +3 more
core   +1 more source

Comments to paper entitled "Predicting scleral GP lens entrapped tear layer oxygen tensions" [PDF]

open access: yes, 2015
...
Alvaro E. Montero   +9 more
core   +1 more source

Fiber Bragg Grating Force Sensors for Minimally Invasive Surgery: State of the Art, Challenges, and Opportunities

open access: yesSmartBot, EarlyView.
This article reviews the application of fiber Bragg grating (FBG) technology for precise force sensing in minimally invasive surgery. It outlines the fundamental working principles and algorithms used to interpret sensor data. The text surveys clinical applications across various medical fields, such as ophthalmology and vascular intervention (Table of
Shiyuan Dong   +9 more
wiley   +1 more source

A contact lens with built-in display: science fiction or not? [PDF]

open access: yes, 2013
Recent progress in microsystems integration technology such as ultra-thin chip packaging, stretchable interconnections, thin-film batteries and organic photovoltaics makes it feasible to incorporate various electronic components and transducers in ...
Cuypers, Dieter   +4 more
core   +1 more source

Gas-permeable scleral contact lens therapy in ocular surface disease

open access: yesAmerican Journal of Ophthalmology, 2000
To describe the therapeutic benefits of nonfenestrated gas-permeable scleral contact lenses in the management of patients with ocular surface disease.The charts of 49 consecutive patients (76 eyes) with ocular surface disease whose management included the use of gas-permeable scleral contact lenses were reviewed.
Romero-Rangel, T   +5 more
openaire   +3 more sources

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