Results 131 to 140 of about 4,193,206 (400)

Sensing Dog Brain Reactions to Smell by AI Speckle Pattern Analysis

open access: yesJournal of Biophotonics, EarlyView.
The setup of our experiment is shown on Labrador, Johny, a canine participant of our research. The schematic of the setup features: green laser, digital camera, source of smell, and computer. Regions of the brain that were tested are highlighted. Note that the hippocampus and amygdala are on both sides of the dog's brain.
Ilana Propp   +5 more
wiley   +1 more source

Partial vitreous occlusion of Ahmed glaucoma valve implant with controlled intraocular pressure: a case report

open access: yesJournal of Medical Case Reports
Background The Ahmed glaucoma valve implant is effective in reducing intraocular pressure, yet it poses a risk of complications such as vitreous occlusion of the tube, potentially resulting in elevated intraocular pressure or retinal issues.
Yun Jeong Lee
doaj   +1 more source

Intraocular pressure during robotic-assisted laparoscopic prostatectomy: a prospective observational study

open access: yesBrazilian Journal of Anesthesiology, 2021
Background and objectives: Although previous reports have shown intraocular pressure changes during robotic-assisted laparoscopic prostatectomy, they did not discuss the time course of changes or the timing of the largest change.
Yuriko Kondo   +6 more
doaj  

Is Ophthalmology Consult Needed for Acute Orbital Fractures?

open access: yesThe Laryngoscope, EarlyView.
ABSTRACT Failure to recognize concomitant ocular injury in orbital fracture patients is a feared consequence of evaluation in the acute setting. These injuries and their accompanying functional sequelae range in severity, and reconstructive surgeons need to be sensitive to the possibility of major ocular injuries that could potentially have serious ...
Katherine L. Webb   +2 more
wiley   +1 more source

Two-position measurement of intraocular pressure by PT100 noncontact tonometry in comparison with Goldmann tonometry

open access: yesClinical Ophthalmology, 2011
Kelechi C Ogbuehi, John C Chijuka, Uchechukwu L Osuagwu Department of Optometry & Vision Science, College of Applied Medical Sciences, King Saud University, Riyadh, Kingdom of Saudi ArabiaBackground: The purpose of this study was to evaluate the ...
Ogbuehi KC, Chijuka JC, Osuagwu UL
doaj  

Implantable parylene MEMS for glaucoma therapy [PDF]

open access: yes, 2005
An implantable glaucoma management system is presented for the first time. Glaucoma is an incurable disease characterized by gradual visual field loss that eventually results in blindness.
Chen, Po-Jui   +4 more
core  

The Increase of Intra-Abdominal Pressure Can Affect Intraocular Pressure

open access: yesBioMed Research International, 2015
Objective. This study aims to explore the usage of intraocular pressure measurements as the early indicator of the increase in intra-abdominal pressure. Methods. In this prospective study, 40 patients undergoing elective surgery were included.
Ilhan Ece   +5 more
semanticscholar   +1 more source

Preclinical Testing of 3D Printed, Cell Loaded Hydrogel Based Corneal Substitutes on Rabbit Model

open access: yesMacromolecular Bioscience, EarlyView.
This study reports on 3D‐printed methacrylated gelatin (GelMA) implants designed to serve as corneal stroma substitutes. The implants are characterized for their transparency, mechanical strength, and cytocompatibility. In vivo tests on rabbits demonstrate successful integration, with histopathological analysis showing tissue regeneration, appropriate ...
Deniz Basoz   +6 more
wiley   +1 more source

Reduced order modelling of air puff test for corneal material characterisation [PDF]

open access: yesarXiv
Models of the fluid-structure interaction (FSI) model for the air puff test were analysed. Using Abaqus, the air puff test is applied to eyes with varying biomechanical parameters, such as material properties, corneal thickness, and radius. A reduced order model of the air puff (a turbulent impinging jet) has been acquired to decrease simulation time ...
arxiv  

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