Results 31 to 40 of about 233 (132)

Hydraulic resistance of vitreous cutters: The impact of blade design and cut rate [PDF]

open access: yes, 2016
Purpose: To measure the hydraulic resistance (HR) of vitreous cutters equipped with a Regular guillotine Blade (RB) or double edge blade (DEB) at cut rates comprised between 0 and 12,000 cuts per minute (CPM) and compare it with vitreous fragment size ...
Angelini G.   +9 more
core   +2 more sources

Intensity simulation of photic effects after cataract surgery for off-axis light sources [PDF]

open access: yes, 2022
Photopsia is a photic phenomenon that can be associated with intraocular lenses after cataract surgery. To calculate the relative light intensity of photic effects observed after cataract surgery at the foveal region as the most sensitive region of the ...
Cayless, Alan   +2 more
core   +1 more source

Vitreous Diagnosis in Neoplastic Diseases

open access: yesMediators of Inflammation, Volume 2012, Issue 1, 2012., 2012
Vitreous body is an intraocular structure, origin of diverse pathologies, but is also the place where cells and inflammatory mediators are released coming from several pathologic processes. These inflammatory reactions can happen in any other ocular location like choroid, retina, optic nerve, or ciliary body and vitreous humor constitutes a stagnant ...
Mónica Asencio-Duran   +5 more
wiley   +1 more source

A rare case of bilateral optic nerve sheath meningioma

open access: yesIndian Journal of Ophthalmology, 2014
A 60-year-old female presented with gradual, painless, progressive diminution of vision, and progressive proptosis of left eye since 7 years. Ophthalmological examination revealed mild proptosis and total optic atrophy in the left eye. Magnetic resonance
Somen Misra   +3 more
doaj   +1 more source

Mucoepidermoid carcinoma ex pleomorphic adenoma of the lacrimal gland: A rare presentation

open access: yesIndian Journal of Ophthalmology, 2014
Carcinoma ex pleomorphic adenoma in lacrimal gland is a rare entity unlike its salivary gland counterpart. This rare tumor poses a diagnostic challenge to clinicians as pre-operative diagnosis is difficult and diagnosis is only by careful pathological ...
Lily Daniel   +3 more
doaj   +1 more source

Effects of a modified vitrectomy probe in small-gauge vitrectomy [PDF]

open access: yes, 2017
PURPOSE:: Thorough this experimental study, the physic features of a modified 23-gauge vitrectomy probe were evaluated in vitro. METHODS:: A modified vitrectomy probe to increase vitreous outflow rate with a small-diameter probe, that also minimized ...
Charles   +21 more
core   +1 more source

Estudio experimental sobre técnica de disminución de incarceración vítrea en esclerotomías de vitrectomía microincisional. Comparación de distintos métodos de visualización [PDF]

open access: yes, 2012
Premio Extraordinario de Doctorado de la UAH en 2013INTRODUCCIÓN: En los últimos años, la vitrectomía transconjuntival libre de sutura (VTC) ha sido adoptada por los cirujanos de vitreorretina como técnica de elección en muchas de las indicaciones ...
Cámara González, María Cristina
core   +3 more sources

An unusual combination of Unilateral Orbital Plexiform Neurofibroma in a patient with oculocutaneous albinism

open access: yesIndian Journal of Ophthalmology, 2014
A 70-year-old female patient presented with proptosis of right eye for the past 15 days and defective vision in both eyes since birth. She was found to have eccentric painful proptosis of right eye along with features of oculocutaneous albinism ...
J Saravanan   +2 more
doaj   +1 more source

Laboratory analyses of two explanted hydrophobic acrylic intraocular lenses

open access: yesIndian Journal of Ophthalmology, 2014
Two three-piece hydrophobic acrylic intraocular lenses (IOLs) were explanted from two patients at 7 and 9 years, respectively, after implantation, because of poor fundus visualisation and/or a clinically significant decrease in visual acuity related to ...
Yunhai Dai   +3 more
doaj   +1 more source

Scleral buckle infection with Alcaligenes xylosoxidans

open access: yesIndian Journal of Ophthalmology, 2014
We describe a rare case of extraocular inflammation secondary to scleral buckle infection with Alcaligenes xylosoxidans. A 60-year-old female with a history of retinal detachment repair with open-book technique of scleral buckling presented with purulent
Chih-Kang Hsu   +2 more
doaj   +1 more source

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