Results 51 to 60 of about 4,343 (217)

Minimally Invasive Parylene Dual-Valved Flow Drainage Shunt for Glaucoma Implant [PDF]

open access: yes, 2009
A parylene-enabled microvalved shunt implant for glaucoma drainage is presented in this paper. Enabled by the dual-checkvalve operation, this device can physically drain the extra intraocular fluid and regulate the intraocular pressure (IOP) within the ...
Chen, Po-Jui   +4 more
core   +1 more source

Corneal transplantation: Restoring sight to the blind

open access: yesActa Ophthalmologica, EarlyView.
Abstract Corneal blindness is one of the leading causes of vision loss worldwide. Transplantation of the cornea can restore vision and make blind patients see again. Corneal transplant surgery has undergone major evolution in recent decades with the advent of minimally invasive lamellar surgical approaches such as DMEK and DALK.
Claus Cursiefen
wiley   +1 more source

How Many Fenestrations Should I Make When Placing a Baerveldt Glaucoma Implant? A Laboratory Study

open access: yesJournal of Ophthalmic & Vision Research, 2023
Purpose: This study investigates the effect of one versus two fenestrations on both fluid egress and opening pressure from a non-valved glaucoma implant.
Michael C Yang   +2 more
doaj   +1 more source

Floating-disk parylene microvalve for self-regulating biomedical flow controls [PDF]

open access: yes, 2008
A novel self-regulating parylene micro valve is presented in this paper with potential applications for biomedical flow controls. Featuring a free-floating bendable valve disk and two-level valve seat, this surface-micromachined polymeric valve ...
Chen, Po-Jui   +3 more
core   +1 more source

Reduced order modelling of air‐puff test for corneal material characterisation

open access: yesJournal of Microscopy, EarlyView.
Abstract 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.
Osama M. Maklad, Muting Hao
wiley   +1 more source

Barnes Hospital Bulletin [PDF]

open access: yes, 1982
https://digitalcommons.wustl.edu/bjc_barnes_bulletin/1204/thumbnail ...

core   +1 more source

Vision outcomes in dogs with primary glaucoma surgically treated with lensectomy and endolaser cyclophotocoagulation after an Ahmed valve gonioimplantation failure

open access: yesVeterinary Ophthalmology, Volume 28, Issue 2, Page 207-217, March 2025.
Abstract Objective The aim of this study was to retrospectively evaluate vision outcomes of dogs with primary angle closure glaucoma (PACG) that underwent Ahmed valve gonioimplantation (AVG) followed by lensectomy and endolaser cyclophotocoagulation (ECP) with or without bleb resection after AVG failure.
Bactelius Turicea   +3 more
wiley   +1 more source

Structural variants of biodegradable polyesterurethane in vivo evoke a cellular and angiogenic response that is dictated by architecture [PDF]

open access: yes, 2009
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2008 Acta Materialia Inc.The aim of this study was to investigate an in vivo tissue response to a biodegradable polyesterurethane ...
Burugapalli, K   +3 more
core   +1 more source

Micropulse transscleral cyclophotocoagulation in canine glaucoma: A retrospective study evaluating sweep velocity

open access: yesVeterinary Ophthalmology, Volume 28, Issue 2, Page 293-305, March 2025.
Abstract Objective To report preliminary results of MP‐TSCP in canine patients with glaucoma while evaluating sweep velocity, treatment efficacy, and safety utilizing standardized surgical parameters. Animal studied Client‐owned dogs that underwent MP‐TSCP at a veterinary referral hospital. Procedure Medical records of 19 eyes (14 dogs) treated with MP‐
Valeria Benitez‐Vera   +2 more
wiley   +1 more source

Lacrimal gland changes on orbital imaging after glaucoma drainage implant surgery

open access: yesJournal of Ophthalmic & Vision Research, 2018
Purpose: This study evaluates the radiographic appearance of lacrimal gland tissue after placement of a glaucoma drainage implant (GDI) to characterize the impact of the device on the gland's imaging patterns.
Sarah M Jacobs   +2 more
doaj   +1 more source

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