Results 91 to 100 of about 3,791 (213)

Seven-year retrospective analysis of the myopic control effect of orthokeratology in children: a pilot study

open access: yesClinical Optometry, 2011
Alan Kwok-Hei Mok1,2, Cindy Sin-Ting Chung11Eye’ni, Hong Kong, People’s Republic of China; 2Department of Anatomy, LiKaShing Faculty of Medicine, The University of Hong Kong, Hong Kong, People’s Republic of ChinaObjectives ...
Alan Kwok-Hei Mok, Cindy Sin-Ting Chung
doaj  

THE SAFETY ISSUE OF ORTHOKERATOLOGY APPLICATION IN CLINICAL PRACTICE

open access: yesРоссийский офтальмологический журнал, 2018
In recent years, application of night orthokeratological contact lenses (OK lenses) is becoming more and more widespread the world over. Modern orthokeratology makes use of gas-permeable contact lenses of reverse geometry: these are sophisticated ...
Yu. S. Levchenko
doaj   +1 more source

Orthokeratology on patient with ectasic cornea

open access: yes, 2019
A 26-year-old man, single, business student, reveals a ectasic cornea during corneal topography exam. Among some procedures, the patient chose Orthokeratology to do a corneal reshape and got successfully a good visual acuity, going against the most ...
Mylene Leal Matsuhara (6545723)   +2 more
core   +1 more source

Orthokeratology, binocular co-ordination and myopia control [PDF]

open access: yes, 2017
This work investigates two key questions: ; how myopia progression control treatments impact accommodation and binocular vision function and if accommodation and binocular vision function prior to myopia control interventions has any association with the
Goris, KG
core   +1 more source

Effectiveness of orthokeratology in myopia control during COVID-19 home confinement in Shanghai: a retrospective study

open access: yesBMC Ophthalmology
Background Myopia is a growing public health issue, with the COVID-19 pandemic potentially accelerating its progression due to home confinement and increased near work.
Xiaoyu Zhu   +3 more
doaj   +1 more source

Group-Based Trajectory Modeling to Identify Factors Influencing the Development of Myopia in Patients Receiving Orthokeratology

open access: yesInternational Journal of General Medicine, 2022
Chunyu Duan,1 Fan Feng,1 Lijuan Liu,1 Fang Qu,1 Zhiye Yang,2 Hui Zhang,2 Chunguang Jiang1 1Pediatric Ophthalmology, Aier Eye Hospital Group, Kunming Air Eye Hospital, Kunming, Yunnan, 650200, People’s Republic of China; 2Physical Examination Center ...
Duan C   +6 more
doaj  

Comparison of Toric and Spherical Orthokeratology Lenses in Patients with Astigmatism

open access: yesJournal of Ophthalmology, 2019
Purpose. This retrospective study aimed at comparing the efficacy and safety of toric and spherical orthokeratology lenses in the treatment of patients with moderate to high astigmatism. Methods.
Jun Jiang   +5 more
doaj   +1 more source

Numerical Simulation of Factors Influencing the Effectiveness of Orthokeratology Lens Correction

open access: yesTaiyuan Ligong Daxue xuebao
Purposes The corneal shape and mechanical properties of cornea and contact lens material have a certain impact on the correction effect of contact lens. Methods In this paper, a finite element model of corneal wearing orthokeratology lens was established
Junqi HU   +4 more
doaj   +1 more source

Influence of Short-Term Orthokeratology to Corneal Tangent Modulus: A Randomized Study

open access: yes, 2018
Purpose: Influence of orthokeratology on corneal biomechanics is equivocal using Ocular Response Analyzer, ORA. Implementing indentation method, corneal tangent modulus was measured and monitored in short-term orthokeratology.
Wong, Kit ying   +6 more
core   +1 more source

The effects of optic zone diameter in orthokeratology [PDF]

open access: yes, 2001
Seven orthokeratology patients were studied to determine whether the myopic orthokeratology treatments of 7.0, 6.0, 5.0 mm optical zones would make a significant difference in the outcome of visual acuity, apical radius, and treatment area.
Vuong, Connie Chi Linh   +2 more
core  

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