Results 21 to 30 of about 1,929 (210)

Effect of Intravitreal Injection of Ranibizumab (Lucentis) on Corneal Biomechanics [PDF]

open access: yesAl-Azhar International Medical Journal, 2023
Background: Corneal biomechanics has become an interesting material for the research and progress in modern ophthalmology due to its many uses .In the glaucoma field, biomechanically corrected IOP was measured .Also,in pre-operative assessment in ...
Eman Mohamed Hassan Elkarnhawy   +2 more
doaj   +1 more source

Effects of water drinking on corneal biomechanics: The association with intraocular pressure changes

open access: yesIndian Journal of Ophthalmology, 2022
Purpose: We aimed to assess the impact of drinking water (500 and 1000 mL) on corneal biomechanics and determine the level of association between changes in intraocular pressure and variations in the different biomechanical properties of the cornea ...
JesúsVera   +3 more
doaj   +1 more source

Selected parameters of the corneal deformation in the Corvis tonometer [PDF]

open access: yesBioMedical Engineering OnLine, 2014
Contemporary ophthalmology knows many methods of measuring intraocular pressure, namely the methods of non-contact and impression applanation tonometry. In non-contact applanation tonometers, e.g. the Corvis, the corneal flattening is caused by an air puff. Image registration of the corneal deflection performed by a tonometer enables to determine other
Koprowski, Robert   +5 more
openaire   +5 more sources

Toritrombicula corvi

open access: yes, 2021
Toritrombicula corvi (Hatori, 1920): ORI Trombicula corvi Hatori, 1920; Womersley 1952; Audy 1954 [vorca group] Trombicula (Trombicula) corvi, Wharton & Fuller 1952; Chen & Hsu 1958a Trombicula (Vorcana) corvi, Audy 1956c Toritrombicula corvi, Nadchatram ...
Nielsen, David H.   +2 more
openaire   +2 more sources

Evaluation of biomechanically corrected intraocular pressure using Corvis ST and comparison of the Corvis ST, noncontact tonometer, and Goldmann applanation tonometer in patients with glaucoma.

open access: yesPLoS ONE, 2020
PurposeThe aim of the study was to investigate the effects of various anatomical structures on intraocular pressure (IOP) measurements obtained by the Corneal Visualization Scheimpflug Technology (Corvis ST), Goldmann applanation tonometer (GAT), and ...
Yoshitaka Nakao   +2 more
doaj   +1 more source

Combined dynamic corneal biomechanics and corneal tomographic assessment in the diagnosis of keratoconus, subclinical keratoconus and forme fruste keratoconus among Egyptian patients: a prospective observational study

open access: yesDelta Journal of Ophthalmology, 2021
Purpose The purpose of this study was to detect single or multiple best-performing parameters of corneal tomography and dynamic corneal biomechanics with high sensitivity and specificity in the diagnosis of keratoconus, subclinical keratoconus (SCKC ...
Saleh A Naguib   +3 more
doaj   +1 more source

Accuracy of new Corvis ST parameters for detecting subclinical and clinical keratoconus eyes in a Chinese population

open access: yesScientific Reports, 2021
This study aimed to compare the values of new corneal visualization Scheimpflug technology (Corvis ST) parameters in normal, subclinical keratoconus (SKC) and keratoconus (KC) eyes, and evaluate the diagnostic ability to distinguish SKC and KC eyes from ...
Shengwei Ren   +4 more
doaj   +1 more source

Assesment of Central Corneal Thickness Using Corneal Dynamic Scheimpflug Analyzer Corvis ST, Sirius Kombine Scheimpflug-Placido Disk System and RTVue Anterior Segment Optical Coherence Tomography in Normal Eyes

open access: yesVan Tıp Dergisi, 2018
INTRODUCTION: To examine the repeatability of central corneal thickness (CCT) measurements by corneal dynamic Scheimpflug analyzer Corvis ST (Corvis), RTVue anterior segment optical coherence tomography (OCT) and Sirius corneal topography (Sirius) in ...
Mustafa Kosker   +5 more
doaj   +1 more source

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