Results 1 to 10 of about 45,687 (234)

Sclera-Net: Accurate Sclera Segmentation in Various Sensor Images Based on Residual Encoder and Decoder Network

open access: yesIEEE Access, 2019
Sclera segmentation is revealed to be of noteworthy importance for ocular biometrics. The paramount step for biometric recognition methods is the segmentation of the area of interest, i.e., the sclera in our case.
Rizwan Ali Naqvi, Woong-Kee Loh
exaly   +3 more sources

Changes in Scleral Thickness Following Repeated Anti-vascular Endothelial Growth Factor Injections

open access: yesJournal of Ophthalmic & Vision Research, 2022
Purpose: This cross-sectional study aimed to compare changes in scleral thickness between eyes injected with repeated anti-vascular endothelial growth factor (anti-VEGF) drugs and fellow injection naive eyes using optical coherence tomography (OCT ...
Yao Wang   +6 more
doaj   +1 more source

Bisphenol A exposure triggers endoplasmic reticulum stress pathway leading to ocular axial elongation in mice

open access: yesFrontiers in Medicine, 2023
BackgroundOcular axial elongation is one of the features of myopia progression. Endoplasmic reticulum (ER) stress-associated scleral remodeling plays an important role in ocular axial elongation.
Junhan Chen   +10 more
doaj   +1 more source

Scleral fixation of hydrophobic acrylic intraocular lenses using a suture burial technique

open access: yesIndian Journal of Ophthalmology, 2021
The procedure involved an ab-externo scleral fixation technique using a double-armed 10-0 polypropylene suture with straight needles that require no scleral flaps. The IOLs are sutured to the sclera, the free suture ends are tied to the suture loops, and
Emre Altinkurt, Gizem Sayar Bilgin
doaj   +1 more source

Sclera and Iris Color Interact to Influence Gaze Perception

open access: yesFrontiers in Psychology, 2021
The white sclera is important in facilitating gaze perception in humans. Iris color may likewise influence gaze perception but no previous studies have directly assessed its effect.
Jessica L. Yorzinski   +2 more
doaj   +1 more source

Characterization of the geometric properties of the sclero-conjunctival structure: a review [PDF]

open access: yesInternational Journal of Ophthalmology, 2020
To revise the peer-reviewed literature on geometric properties of the scleral-conjunctival structure in order to define their clinical relevance and the potential relationship between their changes and myopia development or progression.
Laurent Bataille, David P Piñero
doaj   +1 more source

Correlation of discoloration and biomechanical properties in porcine sclera induced by genipin [PDF]

open access: yesInternational Journal of Ophthalmology, 2014
AIM: To study the feasibility of using the discoloration to evaluate the biomechanical properties after treating with genipin.METHODS: Porcine cadaver eyes were treated for 30min with 1.0% (by w/v)genipin. Untreated samples were used as controls.
Tai-Xiang Liu   +4 more
doaj   +1 more source

THE PERMEABILITY OF THE SCLERAL TISSUE FOR ULTRAVIOLET A IN THE EXPERIMENT

open access: yesOftalʹmologiâ, 2017
Purpose: to evaluate the permeability of the scleral tissue for ultraviolet A (UVA).Materials and Methods. The study was conducted on 15 cadaver porcine eyes. Rectangular scleral flap 12*15 mm was cut out from each eyeball.
M. M. Bikbov   +5 more
doaj   +1 more source

Modeling fluid injection into a porous spherical composite with anisotropy [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика
Porous spherical composites are widely found both in natural objects and in technical applications. To describe the mechanical behavior of such structures, it is necessary to take into account the interaction of solid and fluid phases, since the fluid ...
Kucherenko, Denis V.
doaj   +1 more source

Morphological studies of the cadaveric sclera after nonpenetrating sclerotomy by ND: YAG laser

open access: yesРоссийский офтальмологический журнал, 2018
Purpose: to reveal the changes of the morphological structure of cadaveric human sclera after Nd: YAG laser irradiation.Material and methods. Laser pulses (Nd: YAG) (Lumenis) (power 7.0–7.4 mW, pulse duration 4 ns, wavelength 1064 nm) were applied to the
A. E. Sineok   +2 more
doaj   +1 more source

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