Results 51 to 60 of about 112,908 (344)

Lower eyelid and malar/palpebral groove reconstructions with a V-Y skin flap after skin tumor removal [PDF]

open access: yesRevista Brasileira de Cirurgia Plástica, 2016
INTRODUCTION: The most commonly used flaps for the reconstruction of the lower eyelid and malar/palpebral groove are cervicofacial flaps owing to their horizontal traction, which results in a lower risk of ectropion and canthal dystopias.
Mariane Campagnari
doaj   +1 more source

STUDIES OF THE MOVEMENTS OF THE EYELIDS OF ANIMALS: BLINKING

open access: yes, 1927
1. A rough classification of the movements of the eyelids of animals has been made. 2. Observations of the normal inter blink period of many vertebrate animals is recorded. 3. The physiology of blinking is considered. 4.
W. P. Blount
semanticscholar   +1 more source

Angiolymphoid hyperplasia with eosinophilia occurring in bilateral eyelids

open access: yesBMC Ophthalmology, 2013
BackgroundAngiolymphoid hyperplasia with eosinophilia (ALHE) is an uncommon benign lesion, primarily occurring in the head and neck. ALHE arising from the ocular adnexa is rare, and the bilateral presentation is especially rare in the eyelids.Case ...
Shun-ichiro Ueda   +4 more
semanticscholar   +1 more source

Powder Metallurgy and Additive Manufacturing of High‐Nitrogen Alloyed FeCr(Si)N Stainless Steel

open access: yesAdvanced Engineering Materials, EarlyView.
The alloying element Nitrogen enhances stainless steel strength, corrosion resistance, and stabilizes austenite. This study develops austenitic FeCr(Si)N steel production via powder metallurgy. Fe20Cr and Si3N4 are hot isostatically pressed, creating an austenitic microstructure.
Louis Becker   +5 more
wiley   +1 more source

Primary entropion in persian cats Entrópio primário em gatos persas

open access: yesCiência Rural, 1999
Entropion is defined as the inward rolling of the eyelid margin in which the eyelashes and eyelid hair (frequently the lower lateral lid) rub the cornea. Etiologies may be congenital, spastic, or cicatricial.
José Luiz Laus   +4 more
doaj   +1 more source

Preliminary evidence that light through the eyelids can suppress melatonin and phase shift dim light melatonin onset

open access: yesBMC Research Notes, 2012
BackgroundA previous study reported a method for measuring the spectral transmittance of individual human eyelids. A prototype light mask using narrow-band “green” light (λmax = 527 nm) was used to deliver light through closed eyelids in two within ...
M. Figueiro, M. Rea
semanticscholar   +1 more source

Vacuum‐Formed Composites Based on a Polyolefin and a High Content of Biomass‐Waste Fillers

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown here that by the use of a very ductile polymer matrix, it is possible to vacuum‐form products that contain up to 25% of hard biofillers with still ductile properties. The results are promising and opens up for the use of engineered biocomposites derived from industrial side‐stream biofillers in vacuum‐formed products. A strategy to increase
Susanna K. Källbom   +6 more
wiley   +1 more source

Dynamic Upper Eyelid Reconstruction for Total Periorbital Soft Tissue Loss

open access: yesArchives of Plastic Surgery, 2022
Total eyelid defect comprises full-thickness loss of both upper and lower eyelids in a patient. It is a rare and devastating condition with serious implications related to vision, which mandates early and functional reconstruction when associated with ...
Madhubari Vathulya   +4 more
doaj   +1 more source

Preparation and Thermal Modification of Disentangled Ultrahigh‐Molecular‐Weight Polyethylene Particles for Powder‐Based Additive Manufacturing

open access: yesAdvanced Engineering Materials, EarlyView.
Ultrahigh‐molecular‐weight polyethylene powders (<≈40 μm) with a bulk density of 260 g L−1 are prepared from a silica supported bisimine pyridine iron catalyst. The nascent product is disentangled and can be thermally densified without loss of its low viscosity.
Adrian Vaghar   +4 more
wiley   +1 more source

CALPHAD‐Guided Prediction and Interpretation of Phase Formation in Ta–Mo–Cr–Ti–Al Refractory High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This study designs Ta–Mo–Cr–Ti–Al refractory high‐entropy alloys with a disordered body‐centered‐cubic A2 crystal structure aiming for improved ductility, lower density, and oxidation resistance. Four alloy compositions are identified by thermodynamic calculations.
Kateryna Khanchych   +7 more
wiley   +1 more source

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