Results 71 to 80 of about 2,915 (206)
A pinhole implant to correct postoperative residual refractive error in an RK cataract patient
American Journal of Ophthalmology Case Reports, 2020 Purpose: To report the clinical outcomes after implantation of a pinhole supplementary implant (Xtrafocus, Morcher GmbH, Stuttgart, Germany) to correct fluctuating residual refraction after cataract surgery in a patient with a history of radial ...
Hyeck-Soo Son +5 more
doaj +1 more source
The Biomechanics of Keratorefractive Surgery [PDF]
, 2008 Corneal biomechanics is the study of the mechanical properties and responses of the cornea. The cornea’s remarkable transparency and strength allow it to contain the intraocular pressure, serve as a protective layer and act as the major refracting ...
Hull, C., Know-Cartwright, N.E.
core
Analysis of new technique for Ferrara ring implantation in keratoconus [PDF]
, 2004 PURPOSE: To describe a new surgical technique for Ferrara ring implantation and to evaluate its safety and efficacy in keratoconus patients. METHODS: A new technique was developed for implanting the Ferrara ring through a single corneal incision.
Godoy, Glaucio De +3 more
core +3 more sources
Bullous keratopathy: etiopathogenesis and treatment [PDF]
, 2008 Bullous keratopathy is characterized by corneal stromal edema with epithelial or subepithelial bullae due to cell loss and endothelial decompensation.
Campos, Mauro Silveira de Queiroz +4 more
core +2 more sources
Revista Cubana de Oftalmología, 1999 Damos a conocer los primeros resultados de la implementación de un nuevo procedimiento quirúrgico para la corrección de la miopía, la mini-queratotomía radial, y su evaluación frente a la queratotomía radial convencional en 25 pacientes en quienes se ...
José Pacheco Serrano +3 more
doaj
Effect of sport-tinted contact lenses for contrast enhancement on retinal straylight measurements [PDF]
, 2008 PURPOSE: To investigate the effect of two tinted contact lenses (CL) designed for outdoor sports activity on the psychometric determination of retinal straylight using the compensation comparison method.
Bohren C. +8 more
core +1 more source
Clinical examples of correct orientation of a toric intraocular lens in patients with postkeratotomic corneal ectasia [PDF]
Клиническая практикаBACKGROUND: Surgical treatment of cataract in patients with postkeratotomic corneal ectasia has various features. First, difficulties arise when calculating the optical strength of an intraocular lens and its cylindrical component and determining the ...
Igor V. Kuznetsov, Natalia V. Pasikova
doaj +1 more source
Refractive surgery - a review [PDF]
, 2007 Neðst á síðunni er hægt að nálgast greinina í heild sinni með því að smella á hlekkinn View/OpenRefractive errors, such as myopia, hyperopia and astigmatism, are very common all over the world.
Einar Stefánsson +1 more
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Elastic microfibril distribution in the cornea: Differences between normal and keratoconic stroma [PDF]
, 2017 The optical and biomechanical properties of the cornea are largely governed by the collagen-rich stroma, a layer that represents approximately 90% of the total thickness.
Inatomi, Tsutomu +6 more
core +1 more source
Oftalʹmologiâ, 2015 Cataract surgery after radial keratotomy (RK) represents many challenges as many patients who had RK are now developing visually significant cataracts. Currently, cataract surgery is not only the exchange of opaque lens but a refractive procedure as well.
Yu. A. Gusev +3 more
doaj +1 more source