Articles with "soft contact" as a keyword



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Synthesis and characterization of soft contact lens based on the combination of silicone nanoparticles with hydrophobic and hydrophilic monomers

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Published in 2019 at "Journal of Polymer Research"

DOI: 10.1007/s10965-019-1813-6

Abstract: In this study, soft contact lenses were prepared by the polymerization of N,N-dimethylacrylamide (DMA), 1-vinyl-2-pyrrolidinone (NVP), and silicone nanoparticles (SiNPs). The physical and biochemical characterizations of all samples included scanning electron microscope (SEM), equilibrium water… read more here.

Keywords: sinps; soft contact; silicone nanoparticles; contact ... See more keywords
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Inter-relationship of Soft Contact Lens Diameter, Base Curve Radius, and Fit.

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Published in 2017 at "Optometry and Vision Science"

DOI: 10.1097/opx.0000000000001048

Abstract: PURPOSE To evaluate the inter-relationship of soft contact lens base curve radius (BC), diameter, and lens fit using a mathematical model. METHODS A spreadsheet mathematical model was used to evaluate theoretical fitting characteristics for various… read more here.

Keywords: topography; contact lens; lens diameter; soft contact ... See more keywords
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The Safety of Soft Contact Lenses in Children

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Published in 2017 at "Optometry and Vision Science"

DOI: 10.1097/opx.0000000000001078

Abstract: ABSTRACT Purpose There is increasing interest in fitting children with soft contact lenses. This review collates data from a range of studies to estimate the incidence of complications, specifically corneal infiltrative events and microbial keratitis,… read more here.

Keywords: soft contact; contact lenses; patient years; year olds ... See more keywords
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Ocular and Nonocular Adverse Events during 3 Years of Soft Contact Lens Wear in Children

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Published in 2022 at "Optometry and Vision Science"

DOI: 10.1097/opx.0000000000001902

Abstract: SIGNIFICANCE Children are being fitted at younger ages with soft contact lenses for myopia control. This 3-year investigation of adverse events related to contact lens wear in 7- to 11-year-old participants helps optometrists understand what… read more here.

Keywords: contact; ocular nonocular; soft contact; contact lens ... See more keywords
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The first idea of IOL implantation

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Published in 2019 at "Acta Ophthalmologica"

DOI: 10.1111/aos.13888

Abstract: 2011). The reference population is assumed to be the total underlying population from which the blepharoptosis cases derive (Survey by the CBS, 2010). This population is assumed to be so large, that the distribution of… read more here.

Keywords: blepharoptosis; lens wear; soft contact; contact ... See more keywords
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Characterization of Soft Contact Lens Edge Fitting during Daily Wear Using Ultrahigh-Resolution Optical Coherence Tomography

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Published in 2018 at "Journal of Ophthalmology"

DOI: 10.1155/2018/3463595

Abstract: Purpose To determine conjunctival overlap over the edge of soft contact lens and to visualize the peripheral postlens tear film (PoLTF) underneath soft contact lenses using ultrahigh-resolution optical coherence tomography (UHR-OCT). Methods Twenty participants (4… read more here.

Keywords: using ultrahigh; ultrahigh resolution; soft contact; conjunctival overlap ... See more keywords
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The Antibiofilm efficacy of nitric oxide on soft contact lenses

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Published in 2017 at "BMC Ophthalmology"

DOI: 10.1186/s12886-017-0604-2

Abstract: BackgroundTo investigate the antibiofilm efficacy of nitric oxide (NO) on soft contact lenses.MethodsNitrite (NO precursor) release from various concentrations (0–1000 μM) of sodium nitrite (NaNO2, NO donor) was measured by Griess Assay. Cell viability assay was… read more here.

Keywords: efficacy nitric; antibiofilm efficacy; soft contact; nitric oxide ... See more keywords
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Change in the geometry of positive- and negative-powered soft contact lenses during wear

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Published in 2020 at "PLoS ONE"

DOI: 10.1371/journal.pone.0242095

Abstract: Contact lens wear causes mutual interactions between the ocular surface and the lens, which may affect comfort as well as vision. The aim of this study was to examine deformations in modern positive- and negative-powered… read more here.

Keywords: positive negative; soft contact; negative powered; geometry ... See more keywords
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Biomimetic Functional Surfaces towards Bactericidal Soft Contact Lenses

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Published in 2020 at "Micromachines"

DOI: 10.3390/mi11090835

Abstract: The surface with high-aspect-ratio nanostructure is observed to possess the bactericidal properties, where the physical interaction between high-aspect-ratio nanostructure could exert sufficient pressure on the cell membrane eventually lead to cell lysis. Recent studies in… read more here.

Keywords: biomimetic functional; functional surfaces; soft contact; surfaces towards ... See more keywords
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Analysis of Vicinal Water in Soft Contact Lenses Using a Combination of Infrared Absorption Spectroscopy and Multivariate Curve Resolution

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27072130

Abstract: In this paper, we propose a new spectroscopic method to explore the behavior of molecules near polymeric molecular networks of water-containing soft materials such as hydrogels. We demonstrate the analysis of hydrogen bonding states of… read more here.

Keywords: water; soft contact; spectroscopy; multivariate curve ... See more keywords
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Manufacturing of Soft Contact Lenses Using Reusable and Reliable Cyclic Olefin Copolymer Moulds

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Published in 2022 at "Polymers"

DOI: 10.3390/polym14214681

Abstract: We present experimental evidence of reusable, reliable cyclic olefin copolymer (COC) moulds in soft contact lens manufacturing. The moulds showed high performance surface roughness characteristics despite >20 kW exposure to 365 nm ultraviolet (UV) light… read more here.

Keywords: contact lenses; contact; soft contact; coc moulds ... See more keywords