Results 11 to 20 of about 3,126,101 (267)

On the theory of multiple encapsulated microbubbles interaction: Effect of lipid shell thickness [PDF]

open access: yesCase Studies in Thermal Engineering, 2023
Encapsulated microbubbles are empty, micrometer-sized, spherical bubbles, typically micron which are used in many applications as lipid-shells in soft tissues.
Ahmed K. Abu-Nab, Ali F. Abu-Bakr
doaj   +4 more sources

Decrease in Tear Film Lipid Layer Thickness in Patients with Keratoconus. [PDF]

open access: yesJ Clin Med, 2022
Keratoconus (KC) is a progressive corneal disorder characterized by thinning and protrusion, mostly of the inferotemporal and central corneal regions. Dysfunction of the meibomian gland, the excretions of which form the lipid layer of the tear film, has been reported to be associated with KC.
Zhou W, Yu H, Feng Y.
europepmc   +4 more sources

Effect of topical glaucoma medication on tear lipid layer thickness in patients with unilateral glaucoma [PDF]

open access: yesIndian Journal of Ophthalmology, 2019
Purpose: To compare the lipid layer thickness (LLT) using the LipiView® ocular surface interferometer (TearScience® Inc, Morrisville, NC) between the eye treated with glaucoma medication and untreated normal eye in the unilateral glaucoma patients, and ...
Sang M Lee   +4 more
doaj   +4 more sources

Assessment of tear film lipid layer thickness in patients with Meibomian gland dysfunction at different ages [PDF]

open access: yesBMC Ophthalmology, 2020
Background To evaluate the correlations between lipid layer thickness (LLT) and morphology and function of the meibomian glands in patients who were diagnosed as meibomian gland dysfunction (MGD) in different age groups.
Junhua Li   +4 more
doaj   +5 more sources

A comparative study on the lipid layer thickness analysis of medical staff before and after work [PDF]

open access: yesPeerJ
Background & Aims To study the change of the lipid layer thickness analysis in medical staff (MS) before and after work, and to explore the significance of measuring lipid layer thickness (LLT) respectively in four quadrants.
Qian Li   +7 more
doaj   +5 more sources

Comparison of nanoemulsion and non-emollient artificial tears on tear lipid layer thickness and symptoms. [PDF]

open access: yesJ Optom, 2021
Dry eye disease (DED) is often managed with over-the-counter eye drops. This study evaluated the diurnal effects of a single drop of two ocular lubricants (nanoemulsion vs. non-emollient) on tear film lipid layer thickness (LLT) and symptoms of ocular dryness.
Weisenberger K, Fogt N, Swingle Fogt J.
europepmc   +4 more sources

Change in Tear Film Lipid Layer Thickness, Corneal Thickness, Volume and Topography after Superficial Cauterization for Conjunctivochalasis [PDF]

open access: yesScientific Reports, 2015
AbstractWe evaluated the change in tear film lipid layer thickness, corneal thickness, volume and topography after superficial cauterization of symptomatic conjunctivochalasis. Bilateral superficial conjunctival cauterization was performed in 36 eyes of 18 patients with symptomatic conjunctivochalasis. The mean age of patients (12 males, 6 females) was
Chan, TCY   +5 more
openaire   +5 more sources

Changes in Tear Lipid Layer Thickness and Symptoms Following the Use of Artificial Tears with and Without Omega-3 Fatty Acids: ARandomized, Double-Masked, Crossover Study [PDF]

open access: yesClinical Ophthalmology, 2019
Jennifer S Fogt,1 Nick Fogt,1 P Ewen King-Smith,1 Haixia Liu,2 Joseph T Barr1 1Ohio State University College of Optometry, Columbus, OH, USA; 2Allergan Plc, Irvine, CA, USACorrespondence: Jennifer S FogtThe Ohio State University College of Optometry, 338
Fogt JS   +4 more
doaj   +2 more sources

Quantitative evaluation of lipid layer thickness and blinking in children with allergic conjunctivitis. [PDF]

open access: yesGraefes Arch Clin Exp Ophthalmol, 2021
To quantitatively evaluate the lipid layer thickness (LLT) and blinking in children with or without allergic conjunctivitis (AC), and to compare those between the different types of AC.For this case-control study, 81 children with symptomatic AC with an average age of 9.62 ± 2.67 years were enrolled and subdivided according to the subtypes of AC ...
Yang B   +6 more
europepmc   +4 more sources

Short-Term Changes in Tear Lipid Layer Thickness After Instillation of Lipid Containing Eye Drops. [PDF]

open access: yesTransl Vis Sci Technol, 2020
Lipid-containing eye drops is increasingly popular in eye clinics to treat dry eye. Tear lipid layer thickness (LLT) changes after instillation of lipid eye drops have not been characterized. We aim to evaluate these changes of LLT using a noninvasive interferometry-based method.This prospective clinical study was conducted on staff and patients from ...
Lim P, Han TA, Tong L.
europepmc   +3 more sources

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