Scleral lens
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Current review and a simplified "five-point management algorithm" for keratoconus Open
Keratoconus is a slowly progressive, noninflammatory ectatic corneal disease characterized by changes in corneal collagen structure and organization. Though the etiology remains unknown, novel techniques are continuously emerging for the d…
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Therapeutic uses of scleral contact lenses for ocular surface disease: patient selection and special considerations Open
Scleral lenses are being prescribed for the management of corneal irregularity, uncomplicated refractive error, and ocular surface disease. There are many potential therapeutic uses of scleral lenses in addition to providing similar benefi…
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Management of advanced corneal ectasias Open
Corneal ectasias include a group of disorders characterised by progressive thinning, bulging and distortion of the cornea. Keratoconus is the most common disease in this group. Other manifestations include pellucid marginal degeneration, T…
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Scleral Lens Sensor for Ocular Electrolyte Analysis Open
The quantitative analysis of tear analytes in point‐of‐care settings can enable early diagnosis of ocular diseases. Here, a fluorescent scleral lens sensor is developed to quantitatively measure physiological levels of pH, Na + , K + , Ca …
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Scleral lens for keratoconus: technology update Open
Scleral lenses are large diameter lenses which rest over the sclera, unlike the conventional contact lenses which rest on the cornea. These lenses are fitted to not touch the cornea and there is a space created between the cornea and the l…
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Scleral remodeling in myopia development Open
With the increasing prevalence in recent years, myopia has become an essential global health concern. In most instances, an increased axial length of the eye is the structural cause of nearsightedness. The scleral remodeling, primarily dep…
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Post‐lens tear turbidity and visual quality after scleral lens wear Open
The VA decrease during the scleral lens wearing, filled with preserved saline solution, was due to the increasing post-lens tear layer turbidity.
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Central Corneal Edema with Scleral-Lens Wear Open
Oxygen/metabolite transport calculations for open-eye scleral-lens wear show that typical PoLTF thicknesses fitted by clinicians (i.e., PoLTF thicknesses < 400 µm) with modern scleral lenses (i.e., oxygen Dk/L > 25 hBarrer/cm) produce corn…
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Miniscleral lens wear influences corneal curvature and optics Open
Purpose Transient changes in corneal topography associated with soft and conventional or reverse geometry rigid contact lens wear have been well documented; however, only a few studies have examined the influence of scleral contact lens we…
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Identification of Leukocytes Associated With Midday Fogging in the Post-Lens Tear Film of Scleral Contact Lens Wearers Open
Leukocytes, predominated by neutrophils, are present in the post-lens tear film of ScCL wearers, and in particular wearers with greater ScCL corneal clearance have greater odds of having midday fogging.
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Use of Prosthetic Replacement of the Ocular Surface Ecosystem Scleral Lenses in Patients with Ocular Chronic Graft-versus-Host Disease Open
The purpose of this study was to evaluate the impact of prosthetic replacement of the ocular surface ecosystem (BostonSight PROSE, Boston Foundation for Sight, Needham, MA) treatment, utilizing customized scleral devices, on visual acuity,…
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Safety and Efficacy of Scleral Lenses for Keratoconus Open
SIGNIFICANCE This study affirms the long-term safety and efficacy of scleral contact lens use in patients with keratoconus. PURPOSE This study aimed to evaluate the safety and efficacy of contemporary scleral contact lenses in the visual r…
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Qualitative Assessment of Scleral Shape Patterns Using a New Wide Field Ocular Surface Elevation Topographer Open
Background and Objectives: Objective was to examine new findings regarding conjunctival/scleral shape mapped with a novel wide field elevation topography device and software, to propose a new classification system for scleral shape.
Metho…
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A Systematic Review on Three Major Types of Scleral-Fixated Intraocular Lens Implantation Open
Glued SFIOL had the fewest IOL-related complications and the lowest endothelial cell loss. Sutured SFIOL carried the highest IOL-related complications, whereas sutureless, glueless SFIOL was associated with the greatest endothelial cell lo…
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Modeling Corneal Oxygen with Scleral Gas Permeable Lens Wear Open
Purpose The main goal of this current work is to use an updated calculation paradigm, and updated boundary conditions, to provide theoretical guidelines to assist the clinician whose goal is to improve his or her scleral gas permeable (GP)…
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Impact of Scleral Contact Lens Use on the Rate of Corneal Transplantation for Keratoconus Open
Purpose: To evaluate the association of scleral contact lens (SCL) use on the risk for keratoplasty for people with keratoconus. Methods: The electronic health records of patients receiving eye care at the University of Michigan Kellogg Ey…
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In vivo assessment of the anterior scleral contour assisted by automatic profilometry and changes in conjunctival shape after miniscleral contact lens fitting Open
ESP shows mild differences in scleral shape between eyes with regular and irregular corneas. ESP might be valuable in quantifying the mechanical impact of the ScCL on the anterior eye surface.
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Visual rehabilitation using mini-scleral contact lenses after penetrating keratoplasty Open
Mini-SCL use allowed successful visual rehabilitation after corneal keratoplasty, particularly in patients who required corrective lenses for low visual acuity and were unable to wear RGP contact lenses. Our results indicate that mini-scle…
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Contact lenses in dry eye disease and associated ocular surface disorders Open
Dry eye disease (DED) is prevalent in all age groups and is known to cause chronic ocular discomfort and pain, and greatly affects the quality of life. Patients with ocular surface disease (OSD) may also have reduced tear secretion due to …
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Update on Contact Lens Treatment of Keratoconus Open
Keratoconus (KC) is a progressive disease that leads to a decrease in visual acuity and quality and impairs vision-related quality of life. Contact lens (CL) application has a primary place and importance in the correction of the optic pro…
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Novel technique of sutureless glueless scleral fixated intraocular lens (SFIOL) Open
We have developed this new technique for intrascleral IOL fixation which is quite simple, cost-effective, minimally invasive, neither requires glue nor suture and gives consistent outcome.
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A hypothesis that scleral contact lenses could elevate intraocular pressure Open
Forces which contribute to the security of scleral lenses on the eye include the surface tension created by the concave tear meniscus at the edge of the lens as well as forces associated with the l...
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Sutureless scleral fixation Carlevale IOL: a review on the novel designed lens Open
Background : Complicated cataract surgery is the main cause of secondary lens implantation surgery. Several approaches have been introduced to face those circumstances. As it concerns scleral-fixated IOLs for the posterior chamber, many ty…
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FIL-SSF Carlevale intraocular lens for sutureless scleral fixation: 7 recommendations from a serie of 72 cases. MICA study (Multicentric Study of the Carlevale IOL) Open
In light of the results of this study, we propose the Carlevale FIL-SSF intraocular lens as the new standard for the correction of aphakia without capsular support, but other studies are necessary to determine its exact place within the he…
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Visual performance of scleral lenses and their impact on quality of life in patients with irregular corneas Open
Scleral contact lenses are an effective alternative visual correction method for keratoconus, pellucid marginal degeneration, and post-keratoplasty astigmatism. A significant increase in visual acuity and contrast sensitivity can be obtain…
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Scleral remodelling in myopia and its manipulation: a review of recent advances in scleral strengthening and myopia control Open
The biological mechanisms of eye growth and refractive development are increasingly well characterised, a result of many careful studies that have been carried out over many years. As the outer coat of the eye, the sclera has the ultimate …
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A Comparison of Three Methods to Increase Scleral Contact Lens On-Eye Stability Open
All three stabilization methods provided superior stability, as compared with the spherical lens design. Simulations of the optical and visual performance suggest that all three stabilization designs can provide desirable results when used…
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Contact lenses for the treatment of ocular surface diseases Open
Contact lens wear is useful in ocular conditions such as high refractive errors, irregular astigmatism, corneal ectasias, corneal dystrophies, post-keratoplasty, post-refractive surgeries, trauma, and ocular surface diseases. The new innov…
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Change in over‐refraction after scleral lens settling on average corneas Open
Purpose The purpose of this study was to determine the change in over‐refraction, if any, after a scleral lens settled on the eye for 6–8 h. Methods Sixteen patients of varying refractive errors and normal corneal curvatures (measured with…
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Influence of Scleral Lens on Intraocular Pressure Open
Purpose
Since Scleral Lenses (SL) rest entirely on the sclera and may affect underlying anatomical structures that may influence aqueous humor flow, it is important to determine the effect of SL wear on intra-ocular pressure (IOP).
Met…