Results 41 to 50 of about 597 (161)

Intraocular lens power calculation after two different successive corneal refractive surgeries

open access: yesAmerican Journal of Ophthalmology Case Reports, 2022
Purpose: To report two challenging intraocular lens power calculation cases with patients each underwent different successive corneal refractive surgeries, respectively.
Zongsheng Zeng   +4 more
doaj   +1 more source

Comprehensive comparisons of ocular biometry: A network-based big data analysis

open access: yesEye and Vision, 2023
Purpose To systematically compare and rank ocular measurements with optical and ultrasound biometers based on big data. Methods PubMed, Embase, the Cochrane Library and the US trial registry ( www.ClinicalTrial.gov ) were used to systematically search ...
Jinjin Yu   +15 more
doaj   +1 more source

Poder corneal poscirugía fotoablativa para el cálculo de la lente intraocular aportado por el Pentacam-AXL

open access: yesRevista Mexicana de Oftalmología, 2021
Objetivo: Comparar el poder de la lente intraocular calculada con la potencia refractiva total corneal (TRCP), las lecturas queratométricas efectivas (EKR) aportadas por el Holladay Report del topógrafo Pentacam-AXL y el poder corneal real (True K ...
Taimí Cárdenas-Díaz   +2 more
doaj   +1 more source

Unilateral Photorefractive Surgery in a Keratoconus Patient with Anisometropia and History of Corneal Cross-Linking: a Case Report [PDF]

open access: yes, 2017
Photorefractive keratectomy (PRK) is a common procedure for correction of refractive errors. Corneal collagen crosslinking (CXL) is a procedure used to strengthen a weakened ectatic cornea and is mainly used as a therapeutic procedure in keratoconus (KC)
Gohari, Mohsen, Jahanifard, Vahid
core   +2 more sources

Comparison of a New Optical Biometer That Combines Scheimpflug Imaging With Partial Coherence Interferometry With That of an Optical Biometer Based on Swept-Source Optical Coherence Tomography and Placido-Disk Topography

open access: yesFrontiers in Medicine, 2022
PurposeTo evaluate measurement precision and to compare the Pentacam AXL (Oculus Optikgeräte, Wetzlar, German), a new optical biometer based on Scheimpflug imaging and partial coherence interferometry (PCI) with that of the OA-2000 biometer (Tomey ...
Shihao Chen   +11 more
doaj   +1 more source

Biometric Factors Associated with the Visual Performance of a High Addition Multifocal Intraocular Lens [PDF]

open access: yes, 2018
Purpose/Aim: To evaluate the impact of ocular parameters on the visual performance achieved with the multifocal intraocular lens (IOL) Bi-Flex M 677MY. Materials and Methods: About 26 subjects were included in the current study.
Fernández, Joaquín   +4 more
core   +2 more sources

Evaluation of Anterior Chamber Volume in Cataract Patients with Swept-Source Optical Coherence Tomography [PDF]

open access: yes, 2016
Purpose. To evaluate the anterior chamber volume in cataract patients with Swept-Source Optical Coherence Tomography (SS-OCT) and its influencing factors. Methods.
Don Wolff   +5 more
core   +3 more sources

Comparison of devices for corneal parameters measurements [PDF]

open access: yes, 2022
Cílem práce bylo popsání metod pro měření rohovkových parametrů a zjistit opakovatelnost měření rohovkových parametrů za pomoci přístrojů Pentacam®, Oculus Keratograf 5M, Auto Kerato-Refracto-Tonometer TRK-1P a Javal–Schiötzův keratometr a to nejprve ...
Jan Barák
core  

Axial length acquisition success rates and agreement of four optical biometers and one ultrasound biometer in eyes with dense cataracts

open access: yesEye and Vision, 2023
Background To evaluate the axial length acquisition success rates and agreement between various biometric parameters obtained with different biometers in dense cataracts.
Pedro Tañá-Rivero   +4 more
doaj   +1 more source

Comparación entre las mediciones biométricas del IOL Master 500 y el Pentacam AXL en la biometría ocular

open access: yesRevista Cubana de Oftalmología, 2021
RESUMEN Objetivo: Comparar las mediciones biométricas realizadas con el IOL Master 500 y el Pentacam AXL. Métodos: Se realizó un estudio transversal en 99 ojos de 99 pacientes miopes con criterio de cirugía fotoablativa, atendidos en el período de ...
Taimi Cárdenas Díaz   +4 more
doaj  

Home - About - Disclaimer - Privacy