Results 31 to 40 of about 3,108,042 (257)

Vitreous Substitutes

open access: yesDelhi Journal of Ophthalmology, 2012
Vitreous humour is a gelatinous structure that not only maintains the intra ocular pressure but also plays an important role in nourishment of the eye.
Shorya Vardhan Azad   +5 more
doaj   +1 more source

Minimally invasive PVR surgery-MIPS

open access: yesIndian Journal of Ophthalmology. Case Reports
Background: Proliferative vitreoretinopathy (PVR) is one of the main reasons for recurrent retinal detachments, usually requiring multiple re-surgeries. This technique of minimally invasive PVR surgery (MIPS) provides a simpler and cost-effective way of ...
Giriraj Vibhute   +3 more
doaj   +1 more source

Subconjunctival silicone oil complicating strabismus surgery

open access: yes, 2019
Purpose: To report a case of an otherwise simple strabismus surgery that became complex due to the presence of extensive subconjunctival silicone oil. Methods: A 15-year-old boy underwent strabismus surgery for sensory exotropia.
Venkatesh, R   +3 more
core   +1 more source

Fabrication Routes for Ionic Conducting Fiber Strain Sensors

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic conducting fiber strain sensors (ICFSs) offer compliant, textile‐integrable sensing. Thus far, the commercialization of ICFSs has been constrained by fiber fabrication routes. This review provides a fabrication‐centric analysis of ICFSs correlating processing strategies with material properties and scalability.
Leo John Kershaw   +3 more
wiley   +1 more source

Prevalence and causes of low vision and blindness in an urban population: The Chennai Glaucoma Study

open access: yesIndian Journal of Ophthalmology, 2014
Aim: To evaluate the prevalence and causes of low vision and blindness in an urban south Indian population. Settings and Design: Population-based cross-sectional study.
Lingam Vijaya   +4 more
doaj   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

T2*-weighted imaging for detection of intracranial silicone oil in MRI obtained with motion correction sequences

open access: yesEgyptian Journal of Neurosurgery
Background For magnetic resonance imaging (MRI) findings of intracranial silicone oil migration, little has been described about images obtained with motion correction sequences such as MultiVane XD (Philips Healthcare) that provides high resolution ...
Ryuta Yasuda   +5 more
doaj   +1 more source

Increased choroidal thickness in patient with high-altitude retinopathy

open access: yesIndian Journal of Ophthalmology, 2014
We report a case of high-altitude retinopathy with increased choroidal thickness detected by spectral-domain optical coherence tomography (SD-OCT). A 36-year-old Japanese man developed an acute vision decrease in his left eye after he had trekked at an ...
Kyoko Hirukawa-Nakayama   +4 more
doaj   +1 more source

Strong Lead‐Free Bioinspired Piezoceramics for Durable Energy Transducers

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated brick‐and‐mortar lead‐free piezoceramics with Bi0.5Na0.5TiO3 monocrystal platelets as bricks and amorphous silica as mortar. The alignment of the bricks and the presence of the amorphous silica led to anisotropic residual stresses. These residual stresses increase the samples toughness, strength and durability while the brick alignment ...
Ruxue Yang   +12 more
wiley   +1 more source

Development of a New Type of Green Switch Air Entraining Agent for Wet-Mix Shotcrete and Its Engineering Application

open access: yesAdvances in Materials Science and Engineering, 2016
Air entraining agent (AEA) can bring a lot of microbubbles into fresh concrete for improving its fluidity; however, high fluidity has adverse effect on the shootability of wet-mix shotcrete.
Guoming Liu, Lianjun Chen
doaj   +1 more source

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