Results 21 to 30 of about 919,817 (241)

Pressure Drop in Capsule Transporting Bends Carrying Spherical Capsules [PDF]

open access: yes, 2012
One of the most important parameters in designing a capsule transporting pipeline is the pressure drop in the pipes carrying capsules and associated pipe fittings such as bends etc.
Ubbi, Kuldip   +3 more
core   +1 more source

Lens Extrusion from Laminin Alpha 1 Mutant Zebrafish

open access: yesThe Scientific World Journal, 2014
We report analysis of the ocular lens phenotype of the recessive, larval lethal zebrafish mutant, lama1a69/a69. Previous work revealed that this mutant has a shortened body axis and eye defects including a defective hyaloid vasculature, focal corneal ...
Mallika Pathania   +2 more
doaj   +1 more source

Ocular biomechanics study: current state and perspectives

open access: yesOftalʹmologiâ, 2015
Despite the fact that the eye represents a challenge for biomechanical research due to its size, over the last two decades, much data on ocular biomechanics were accumulated.
S. Yu. Petrov   +4 more
doaj   +3 more sources

Bilateral anterior lenticonus associated with Alport syndrome

open access: yesGAIMS Journal of Medical Sciences, 2021
Anterior Lenticonus is a rare congenital anomaly of the eye characterized by a conical protrusion of the crystalline lens capsule and the underlying cortex in anterior chamber leading to high axial myopia; most cases are associated with Alport syndrome ...
Naurin Memon, Divyang Patel, Kavita Shah
doaj   +1 more source

Optimisation of a Horizontal Capsule Transporting Pipeline carrying Cylindrical Capsules [PDF]

open access: yes, 2012
Pipelines carrying fluids and slurries are quite common. The third-generation pipelines carrying spherical or cylindrical capsules (hollow containers) filled with minerals or other materials including hazardous liquids are rather a new concept.
Ubbi, Kuldip   +4 more
core   +1 more source

Rapid Cataract Progression after Nd:YAG Vitreolysis for Vitreous Floaters: A Case Report and Literature Review

open access: yesCase Reports in Ophthalmology, 2017
Purpose: We report a case of rapid cataract progression after Nd:YAG vitreolysis for vitreous floaters. Case Report: A 55-year-old man presented with acute onset of blurred vision following Nd:YAG vitreolysis for symptomatic floaters in the left eye. His
I-Ting Sun   +2 more
doaj   +1 more source

Towards a micropositioning system for targeted drug delivery in wireless capsule endoscopy [PDF]

open access: yes, 2011
This paper describes a novel micropositioning mechanism for achieving 1ml of targeted drug delivery within wireless capsule endoscopes. The mechanism allows a needle to be positioned within a 22.5° segment of a cylindrical capsule and be extendible by up
Woods, SP   +3 more
core   +1 more source

Biomechanics of the lens capsule [PDF]

open access: yes, 2005
Knowledge of the mechanics of the lens capsule is crucial for improving cataract surgery as well as understanding better the physiological role of the lens capsule in the process of accommodation.
Heistand, Mark Richard
core   +3 more sources

Lens densitometry after corneal cross-linking in patients with keratoconus using a Scheimpflug camera

open access: yesJournal of Ophthalmic & Vision Research, 2015
Purpose: To evaluate changes in crystalline lens densitometry following corneal cross-linking (CXL) in keratoconic patients. Methods: In a quasi-experimental study, three-dimensional lens densitometry was performed using the Pentacam Scheimpflug camera ...
Alireza Baradaran-Rafii   +3 more
doaj   +1 more source

Ultrastructural and histopathologic findings after pars plana vitrectomy with a new hypersonic vitrector system. Qualitative preliminary assessment. [PDF]

open access: yesPLoS ONE, 2017
PURPOSE:Preliminary assessment of a new prototype ultrasound-based hypersonic vitrector (HV) by qualitatively examining the histopathological changes in the retina and vitreous body after pars plana vitrectomy (PPV) and its ability to fragment vitreous ...
Salvador Pastor-Idoate   +8 more
doaj   +1 more source

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