Browsing by Subject "Optical coherence tomography"
Now showing items 1-18 of 18
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Asymmetry of retinal physiological measurements in young adults measured with optical coherence tomography
(Universitat Politècnica de Catalunya, 2014-06)
Master thesis
Open AccessIntroduction: Optical coherence tomography (OCT) is a useful technique to assess the retina. In this study, we explored the physiological inter-ocular asymmetry of several retinal parameters in a sample of young Caucasian ... -
Healing indicators after pterygium excision by optical coherence tomography
(2015-05-01)
Article
Open AccessPurposeTo establish the sequence of tomographic changes in the tissue recovery process after pterygium excision and to propose healing indicators.; MethodsOptical coherence tomography (OCT) images were taken at 1week, 1, ... -
Manual para el registro e interpretación de capturas con tomografía de coherencia óptica
(Universitat Politècnica de Catalunya, 2019-01-25)
Bachelor thesis
Open AccessLa tomografía de coherencia óptica (OCT) es una técnica de diagnóstico por la imagen no invasiva y de no contacto que permite estudiar in vivo las estructuras oculares. Es una técnica basada en la Interferometría de baja ... -
New algorithms to characterize and classify ophthalmic images
(International Society for Photo-Optical Instrumentation Engineers (SPIE), 2020)
Conference report
Open AccessUnprecedented advances in machine learning have led to a variety of algorithms for the remote evaluation of biomedical images, allowing for cost-effective early detection of diseases. In particular, a lot of efforts are ... -
Optical technologies for the improvement of skin cancer diagnosis: a review
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-01-02)
Article
Open AccessThe worldwide incidence of skin cancer has risen rapidly in the last decades, becoming one in three cancers nowadays. Currently, a person has a 4% chance of developing melanoma, the most aggressive form of skin cancer, ... -
Optimization of a SS-OCT with a focus tunable lens for enhanced visualization of ocular opacities
(International Society for Photo-Optical Instrumentation Engineers (SPIE), 2019)
Conference lecture
Restricted access - publisher's policyOptical methods have been recently used to perform objective assessment of crystalline lens and corneal opacities. Swept-source optical coherence tomography (SS-OCT) enables measurements of the back-reflected or back-scattered ... -
Quantum Coherence and Quantum Correlations
(Universitat Politècnica de Catalunya, 2017-07-09)
Master thesis
Open Access
Covenantee: Institut de Ciències Fotòniques (ICFO) / Universitat de Barcelona / Universitat Autònoma de BarcelonaWe demonstrate a new type of optical coherence tomography (OCT) scheme based on ideas put forward by Mandel's group in 1991, curiously the same year than the first OCT scheme was demonstrated. It involves the measurement ... -
Recerca bibliogràfica sobre tècniques de mesura de l'espessor de l'epiteli corneal
(Universitat Politècnica de Catalunya, 2020-09-11)
Bachelor thesis
Open AccessObjectiu: L’objectiu principal d’aquest treball és ampliar coneixements sobre les tecnologies OCT i Scheimpflug que permeten mesurar el gruix de l’epiteli corneal, i a partir d’aquestes, comprendre la utilització dels ... -
Reduction of foveal bulges and other anatomical changes in fellow eyes of patients with unilateral idiopathic macular hole without vitreomacular pathologic changes
(2017-08-23)
Article
Open AccessPurpose: To compare the foveal characteristics in fellow eyes (FE) of patients with unilateral idiopathic macular hole without vitreomacular pathologic changes with eyes of healthy controls. Methods: Forty-seven FE and 52 ... -
Uso de la OCT en casos de glaucomas secundarios
(Universitat Politècnica de Catalunya, 2019-01-10)
Bachelor thesis
Open AccessLa tomografía de coherencia óptica (OCT), es una prueba de diagnostico por imagen, no invasiva que no requiere contacto ocular, y permite observar imágenes transversales por secciones de tejidos vivos del ojoentiempo ... -
Uso de la OCT en la valoración del segmento posterior del ojo. Coroidopatía serosa
(Universitat Politècnica de Catalunya, 2018-06-27)
Bachelor thesis
Open AccessLa Tomografía de Coherencia Óptica (OCT) es una técnica de diagnóstico que nos permite observar y controlar cortes histológicos de una estructura en vivo. En la evolución de este instrumento, surgió una prueba complementaria ... -
Ús clínic de l'OCT en la valoració del segment posterior de l'ull
(Universitat Politècnica de Catalunya, 2018-06-15)
Bachelor thesis
Open AccessEn aquest treball es descriuen les condicions oculars que afecten a la màcula, les quals poden tenir greus repercussions en la visió i en la qualitat de vida de les persones. Es per això que es torna de vital importància ... -
Ús clínic de l’OCT (Optical Coherence Tomoghraphy) en la valoració del segment anterior
(Universitat Politècnica de Catalunya, 2018-01-15)
Bachelor thesis
Open AccessNo hi cap dubte de les tècniques d’imatge del segment anterior de l’ull constitueixen una eina fonamental pel diagnòstic i avaluació de les possibles anomalies que puguin existir.La tomografia de coherència òptica (OCT, ... -
Validez del ratio espesor del complejo de células ganglionares maculares respecto al espesor retiniano total en la detección del glaucoma en nuestro medio
(Universitat Politècnica de Catalunya, 2014-12-12)
Master thesis
Open AccessEn la actualidad las pruebas anatómicas para el diagnóstico y seguimiento en glaucoma, cada vez tienen más relevancia en la práctica clínica. La utilización de la tomografía de coherencia óptica es básica en las consultas ... -
Variations of OCT measurements corrected for the magnification effect according to axial length and refractive error in children
(2018-01-02)
Article
Open AccessThe aim of this paper was to examine the distribution of macular, retinal nerve fiber layer (RNFL) thickness and optic disc parameters of myopic and hyperopic eyes in comparison with emmetropic control eyes and to investigate ... -
Whats biomarkers explain about pterygium OCT pattern
(2016-01-01)
Article
Open AccessBackground Optical coherence tomography (OCT) has become a very useful tool to study in vivo different ocular structures and to improve differential diagnosis and management of many ocular pathologies. This study aims ... -
Whole anterior segment and retinal swept source OCT for comprehensive ocular screening
(2021-03-01)
Article
Open AccessWhole eye visualization and morphometry are of high relevance in clinical practice. However, most standard ophthalmic OCT instruments are dedicated either to retinal or to anterior segment imaging. We demonstrate a swept ...