Results 91 to 100 of about 116,025 (191)

Contentious issues in contact lenses

open access: yes, 2009
This lecture looks at 4 controversial issues in the world of contact lenses. The presentation will present an opinion on each of these issues. The issues covered are; ‘we don't need rigid lenses any more', ‘orthokeratology is a waste of time', ‘we should
Efron, Nathan
core  

Paradigm shifts in management of paediatric myopia

open access: yesKerala Journal of Ophthalmology
The rising prevalence of pediatric myopia poses a major clinical and socio-economic burden. Understanding the genetic and environmental risk factors for progressive myopia has ushered in paradigm changes in the management of pediatric myopia.
R. Neena
doaj   +1 more source

Utility of orthokeratology contact lenses; efficacy of myopia correction and level of patient satisfaction in Iranian myopic/myope-astigmatic patients

open access: yesJournal of Current Ophthalmology, 2015
Purpose: To investigate the medical profiles of patients referred to Iran Lens Clinic with myopic/myope-astigmatic refractive errors. Methods: Medical records of 182 patients (364 eyes) with myopic/myope-astigmatic refractive errors that underwent ...
Mohammad Taher Rajabi   +7 more
doaj   +1 more source

Changes in Diadenosine Polyphosphates during Alignment-Fit and Orthokeratology Rigid Gas Permeable

open access: yes, 2012
En O.A. en la web del editorPurpose.: To evaluate the levels of dinucleotides diadenosine tetraphosphate (Ap4A) and diadenosine pentaphosphate (Ap5A) in tears of patients wearing rigid gas permeable (RGP) contact lenses on a daily wear basis and of ...
González Méijome, José Manuel   +2 more
core   +1 more source

Effects of orthokeratology on central corneal thickness [PDF]

open access: yes, 1998
Orthokeratology is the elimination, reduction, or change of myopic refractive error by programmed application of contact lenses. Accelerated ortho-k is a safe and effective alternative to refractive surgery, particularly for myopia of 3 D or less.
Goergen, Jeff M, Karaim, Scott
core  

Manual of gas permeable contact lenses /

open access: yes, 2004
Includes index.Previous edition: Rigid gas-permeable contact lenses."Previous edition copyrighted 1986"--Title page verso.References at end of each chapter.Introduction -- Corneal physiological response and consequences of hypoxia / Adrian S.
Bennett, Edward S., Hom, Milton M.
core  

Predicting success with orthokeratology lens wear: a retrospective analysis of ocular characteristics [PDF]

open access: yes, 1995
PURPOSE: Orthokeratology procedures suffer from lack of predictability in the response of individuals. To identify factors contributing to this, we have retrospectively studied a range of ocular parameters in patients with varying outcomes from ...
Mountford, John A.   +2 more
core  

A narrative review on orthokeratology for myopia control: Lens design, combination therapies, and clinical management

open access: yesTaiwan Journal of Ophthalmology
Orthokeratology (OK) is considered an effective intervention for slowing the progression of myopia. It provides users with unaided corrected daytime vision by wearing contact lenses overnight. This review summarizes contemporary evidence on OK in several
Jin-Yu Chang   +2 more
doaj   +1 more source

Chinese Experiences on Orthokeratology

open access: yes, 2016
The prevalence of myopia in Chinese children has been rising each year. Research has shown that orthokeratology is a good method for controlling the progression of myopia.
Guo, Xi, Xie, Peiying
core   +1 more source

Changes in higher order aberrations during use of orthokeratology lenses

open access: yes, 2022
PurposeDuring overnight ortho-k lens usage corneal shape is altered. We aim to evaluate changes in total corneal higher order aberrations (HOA) during treatment with orthokeratology lenses. MethodsAn 18-month 1:1 randomized, controlled trial on 60 myopic
Søndergaard, Anders Peter   +2 more
core   +1 more source

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