Results 11 to 20 of about 42,176 (280)

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

The Use of Tutoplast as an Adjunct in Scleral Buckle Procedure in Patients with Extremely Thin Sclera

open access: yesJournal of Ophthalmic & Vision Research, 2021
Extremely thin sclera often necessitates abortion of scleral buckle procedures. In patients in whom a scleral buckle is desired, previous techniques have included the use of cyanoacrylate glue and continuing with surgery or placing donor tissue over the ...
Matthew R. Starr, Sophie J. Bakri
doaj   +1 more source

A Comparative Study of Age-Related Level of Sclera Collagen Crosslinking in Patients with Different Stages of Primary Open Angle Glaucoma

open access: yesРоссийский офтальмологический журнал, 2018
Age-related levels of sclera collagen crosslinking have been studied in 75 patients aged 50-91 (averagely 69.9 ± 9.2 years) with various degrees of primary open angle glaucoma (POAG), whose sclera samples were obtained during deep nonpenetrating ...
E. N. Iomdina   +2 more
doaj   +1 more source

Measurement of the Elastic Modulus of Cornea, Sclera and Limbus: The Importance of the Corneal-Limbus-Scleral Biomechanical Unit

open access: yesFrontiers in Bioscience-Scholar, 2022
Background: Energy storage, transmission and dissipation are important considerations of normal mechanical homeostasis. In this paper we present a new technique termed vibrational optical coherence tomography (VOCT) to study the anterior anatomic ...
Frederick H. Silver   +4 more
doaj   +1 more source

Molecular mechanism of hypoxia and alpha-ketoglutaric acid on collagen expression in scleral fibroblasts [PDF]

open access: yesInternational Journal of Ophthalmology
AIM: To investigate the molecular mechanisms underlying the influence of hypoxia and alpha-ketoglutaric acid (α-KG) on scleral collagen expression. METHODS: Meta-analysis and clinical statistics were used to prove the changes in choroidal thickness (ChT)
Yun Sun   +9 more
doaj   +1 more source

Mechanical Strain Regulates Myofibroblast Differentiation of Human Scleral Fibroblasts by YAP

open access: yesFrontiers in Physiology, 2021
Scleral extracellular matrix (ECM) remodeling is thought to play a critical role in the pathogenesis of glaucoma. Mechanical strain induced by elevated intraocular pressure can promote myofibroblast differentiation of fibroblasts and result in scleral ...
Di Hu   +11 more
doaj   +1 more source

SAFETY OF THE SCLERAL CROSSLINKING WITH RIBOFLAVIN AND ULTRAVIOLET A (UVA) FOR OCULAR STRUCTURES IN EXPERIMENT

open access: yesОфтальмохирургия, 2017
Purpose. To evaluate a safety of the scleral crosslinking with riboflavin/ultraviolet A for the structures of the eye in vivo.Material and methods. The study was conducted in 9 Chinchilla rabbits (18 eyes). Right eyes underwent the crosslinking procedure,
M. M. Bikbov   +4 more
doaj   +1 more source

Idiopathic Dural Optic Nerve Sheath Calcification Associated with Sclerochoroidal Calcification: Case Report and Review of Literatures

open access: yesCase Reports in Ophthalmology, 2021
We present a patient with idiopathic intracranial calcifications with simultaneous involvement of sclera, choroid, optic nerve, and trochlear apparatus. A 70-year-old woman with bilateral decreased vision was referred to our hospital. Ocular examinations
Mohammad Sharifi   +1 more
doaj   +1 more source

Stones, bones, groans, thrones, and psychiatric overtones: Systemic associations of sclerochoroidal calcification

open access: yesOman Journal of Ophthalmology, 2017
Sclerochoroidal calcification (SCC) is a frequent masquerader of choroidal melanoma with important systemic associations such as hyperparathyroidism and parathyroid adenoma.
Jordan A Sugarman   +3 more
doaj   +1 more source

Postmortem Digital Image Correlation and Finite Element Modeling Demonstrate Posterior Scleral Deformations during Optic Nerve Adduction Tethering

open access: yesBioengineering
Postmortem human eyes were subjected to optic nerve (ON) traction in adduction and elevated intraocular pressure (IOP) to investigate scleral surface deformations.
Seongjin Lim   +5 more
doaj   +1 more source

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