Results 31 to 40 of about 38,101 (289)

Koreksi Keratokonus dengan Lensa Kontak Rigid Gas Permeable (RGP)

open access: yesJurnal Kesehatan Andalas, 2019
Keratokonus adalah suatu kelainan non inflamasi kornea yang ditandai oleh penipisan kornea yang progresif yang mengakibatkan steepening dan penonjolan kornea.
Rozy Oneta, Rinda Wati
doaj   +1 more source

A comparative study on the control of high myopia progression in adolescents using multifocal and single-vision rigid gas permeable contact lenses [PDF]

open access: yesXin yixue
Objective To compare the efficacy and safety of multifocal rigid gas permeable (MFRGP) lenses versus single-vision rigid gas permeable (SVRGP) lenses in controlling myopia progression in adolescents aged 8 to 14 with high myopia.
YANG Jing, LUO Jiaqi, XIE Wenjuan, YANG Cheng, LI Yuman, LI Zheng, ZENG Jin
doaj   +1 more source

Migration, trapping, and venting of gas in a soft granular material

open access: yes, 2020
Gas migration through a soft granular material involves a strong coupling between the motion of the gas and the deformation of the material. This process is relevant to a variety of natural phenomena, such as gas venting from sediments and gas exsolution
Lee, Jeremy   +4 more
core   +1 more source

Recent advances in the simulation of particle-laden flows [PDF]

open access: yes, 2014
A substantial number of algorithms exists for the simulation of moving particles suspended in fluids. However, finding the best method to address a particular physical problem is often highly non-trivial and depends on the properties of the particles and
Frijters, Stefan   +5 more
core   +9 more sources

Symptoms and signs in rigid gas permeable lens wearers during adaptation period [PDF]

open access: yes, 2016
Objectives: To evaluate neophyte contact lens wearers’ fitting to rigid gas permeable (RGP) contact lenses in terms of wearing time, tear volume, stability, corneal staining, and subjective ratings, over a 1-month period of time.
Abejón-Gil, Pilar   +5 more
core   +1 more source

Results of Application of Rigid Gas Permeable Contact Lenses in Patients with Keratoconus

open access: yesTürk Oftalmoloji Dergisi, 2013
Purpose: The aim of this study was to evaluate the long-term results of visual rehabilitation provided by rigid gas permeable contact lenses (RGPCL) in patients with keratoconus.
Esin Yazar   +4 more
doaj   +1 more source

Changes in diadenosine polyphosphates during alignment-fit and orthokeratology rigid gas permeable lens wear [PDF]

open access: yes, 2012
The authors thank Paragon Vision Science (Mesa, AZ), Lenticon SA (Madrid, Spain), and Interlenco SA (Madrid, Spain) for donating the lenses, and Bausch & Lomb (Rochester, NY) for donating the care solutions used in the study.PURPOSE: To evaluate the ...
Carracedo, Gonzalo   +2 more
core   +1 more source

Synthesis and properties of a new AB-cross-linked copolymer membrane system [PDF]

open access: yes, 1993
The alcohol permeability and permselectivity properties as well as the morphology of membranes made of a newly developed AB-cross-linked copolymer system composed of elastomeric and glassy components were investigated.
Kerres, J.A., Strathmann, H.
core   +2 more sources

Our experience in optical correction of radial keratotomy consequences by scleral lenses. Clinical cases

open access: yesРоссийский офтальмологический журнал, 2018
Сlinical cases of rigid gas permeable lenses prescribed to the patients after radial keratotomy in the remote period are presented. The efficacy of optical correction of induced ametropias by scleral lenses is shown.
A. V. Myagkov, N. V. Ignatova
doaj   +1 more source

Clinical Performance of a New Hybrid Contact Lens for Keratoconus [PDF]

open access: yes, 2014
OBJECTIVES: To compare the clinical performance of the Clearkone hybrid contact lens for the treatment of keratoconus against the habitual contact lens of the patients. METHODS: A total of 33 eyes from 18 patients were fitted with the Clearkone.
Batres Valderas, Laura   +4 more
core   +5 more sources

Home - About - Disclaimer - Privacy