Distributors
Distributors

Publications

Clinical Papers

OCT

Ultra-Widefield Retinal Optical Coherence Tomography (OCT) and Angio-OCT Using an Add-On Lens

Bartosz L. Sikorski

2025 July

Purpose. To compare two threshold strategies for visual field assessment, ZETA Fast (Optopol Technology) and Humphrey SITA Fast (Carl Zeiss Meditec), in controls and subjects with glaucoma.

OCT Biometry (B-OCT): A New Method for Measuring Ocular Axial Dimensions

Bartosz L. Sikorski, Pawel Suchon

2019 August

Purpose. To present a new method of measuring ocular axial dimensions, termed OCT biometry (B-OCT).

Repeatability, reproducibility, and comparison of ocular biometry using a new optical coherence tomography-based system and another device

Adam Wylęgała, Bartłomiej Bolek, Robert Mazur & Edward Wylęgała

2020 September

Purpose. The study focuses on precise measurement of axial length before cataract surgery is necessary for the proper lens implantation.

Reproducibility, and repeatability of corneal topography measured by REVO NX, Galilei G6 and Casia in normal eyes

Adam Wylęgała, Robert Mazur, Bartłomiej Bolek, Edward Wylęgała

2020 April

Purpose. Test the repeatability and reproducibility of the topography module in posterior segment spectral domain…

Ganglion Cell Loss in the Course of Central Serous Chorioretinopathy

Maciej Gawęcki, Andrzej Grzybowski

2022 December

Purpose. Central serous chorioretinopathy (CSCR) as a clinical entity is potentially damaging and may significantly affect retinal morphology and function, especially in the chronic form. The study aimed to determine the amount of deficit of best corrected visual acuity (BCVA) and individual retinal layers, including ganglion cells, in different types of CSCR and with reference to its duration.

Role of ASOCT in Preoperative Assessment of Posterior Polar Cataract

Abhinav Dhami, Nimratabajaj Dhami, Gobinder Singh Dhami

2020 October

Purpose. The subject of the study is preoperative anterior segment optical coherence tomography in assessing posterior polar capsule integrity

Normal Reference Ranges of Optical Coherence Tomography Parameters in Children

Silviya Krumova, Nelly Sivkova, Vassil Marinov, Desislava Koleva-Georgieva, Desislava Voynikova

2020 June

Purpose. Study was to measure the macular thickness, macular volume and peripapillary retinal nerve fiber layer (RNFL) in healthy Caucasian children using spectral domain optical coherence tomography…

Association of lamina cribrosa morphometry with retinal nerve fiber layer loss and visual field defects in primary open angle glaucoma

Ayesha Saba Naz, Bahria University Medical and Dental College, Karachi Pakistan, Aisha Qamar, Sama Ul Haque, Yawar Zaman, Faisal Faheem

2020 March

Purpose. The authors of the study aimed to calculate the anterior lamina cribrosa depth (ALCD) and lamina cribrosa thickness (LCT) in primary open angle…

Macular Morphology in Patients with Retinopathy of Prematurity

Silviya Krumova, Desislava Voynikova, Desislava Koleva-Georgieva, Vasil Marinov, Nelly Sivkova

2020 February

Purpose. In the study, the authors investigate macular morphology by spectral domain optical coherence tomography (SDOCT) in children with history of the retinopathy of prematurity (ROP).

Quality improvement of OCT angiograms with elliptical directional filtering

Michał Chlebiej, Iwona Gorczynska, Andrzej Rutkowski, Jakub Kluczewski, Tomasz Grzona, Ewelina Pijewska, Bartosz L. Sikorski, Anna Szkulmowska, and Maciej Szkulmowski

2019 February

Purpose. In their study, the authors present a method of OCT angiography (OCTA) data filtering for noise suppression and improved visualization of the retinal vascular networks in en face projection images.

The interaction between homatropine and optical blur on choroidal thickness

Beata P Sander, Michael J Collins, Scott A Read

2018 May

The purpose of the study was to analyse the short-term interaction between a short period of myopic and hyperopic defocus and the muscarinic antagonist homatropine upon the choroidal thickness and ocular biometrics of healthy subjects.

Macular Integrity Assessment and Fixation Analysis in Chronic Central Serous Chorioretinopathy

Joanna Dolar-Szczasny, Anna Święch-Zubilewicz, Jerzy Mackiewicz

2018 March

The study was aimed to investigate retinal sensitivity characteristics associated with morphologic changes in the eyes exhibiting chronic central serous chorioretinopathy (CSC), using macular integrity assessment (MAIA) microperimetry. Methods. A retrospective, cross-sectional, observational study was constructed.

Retinal Microvasculature Alteration In Paracentral Acute Middle Maculopathy And Acute Macular Neuroretinopathy : A Quantitative Optical Coherence Tomography Angiography Study

Kulikov, Alexei N. MD, DScMaltsev, Dmitrii S. MD, PhDLeongardt, Tatiana A. MD, PhD

2018 February

The aim of this study was to present a series of idiopathic paracentral acute middle maculopathy (PAMM) and acute macular neuroretinopathy (AMN) cases and to compare the microvascular retinal status of PAMM/AMN eyes with those of healthy individuals.

Influence of OCT acquisition on fovea shape analysis in the parameterization applications

Agnieszka Stankiewicz, Tomasz Marciniak, Adam Dąbrowski, Marcin Stopa, Piotr Rakowicz, Elżbieta Marciniak

2018

The article presents an analysis of the effect of three-dimensional orientation of the optical coherence tomography (OCT) scan on the correctness of determination of parameters describing the shape of the human eye retina.

Influence of eye biometrics and corneal micro-structure on noncontact tonometry

Danilo A. Jesus, Małgorzata Majewska, Patrycja Krzyżanowska-Berkowska, D. Robert Iskander

2017 May

Tonometry is widely used as the main screening tool supporting glaucoma diagnosis. Still, its accuracy could be improved if full knowledge about the variation of the corneal biomechanical properties was available. In this study, Optical Coherence Tomography (OCT) speckle statistics are used to infer the organisation of the corneal micro-structure and hence, to analyse its influence on intraocular pressure (IOP) measurements.

Development and clinical utility of a novel diagnostic nystagmus gene panel using targeted next-generation sequencing

Mervyn G Thomas, Gail DE Maconachie, Viral Sheth, Rebecca J McLean, Irene Gottlob

2017 April

Infantile nystagmus (IN) is a genetically heterogeneous disorder arising from variants of genes expressed within the developing retina and brain. IN presents a diagnostic challenge and patients often undergo numerous investigations. The authors of the study aimed to develop and assess the utility of a next-generation sequencing (NGS) panel to enhance the diagnosis of IN.

High-Resolution Imaging of the Optic Nerve and Retina in Optic Nerve Hypoplasia

Anastasia Pilat, Daniel Sibley, Rebecca J. McLean, Frank A. Proudlock, Irene Gottlob

2015 July

The aim of the study was to investigate the optic nerve and macular morphology in patients with optic nerve hypoplasia (ONH) using spectral-domain optical coherence tomography (SD OCT).

The effect of adrenergic and cholinergic agents on anterior scleral thickness and Schlemm's canal in young healthy adults

Beata P Sander; Michael J Collins; Scott A Read

2014 April

The study was undertaken to investigate the effect of 2% homatropine and 2.5% phenylephrine on anterior scleral thickness and Schlemm’s canal (SC) area in young healthy subjects using anterior segment spectral-domain optical coherence tomography (SD-OCT).

Macular morphology in patients with optic nerve head drusen and optic disc edema

Anastasia V Pilat, Frank A Proudlock, Periyasamy Kumar, Helena Lee, Eleni Papageorgiou, Irene Gottlob

2013 November

The authors of this paper investigated macular morphology, including individual retinal layers, in patients with optic nerve head drusen (ONHD) and optic disc edema (ODE) compared with healthy participants, using high-resolution spectral domain optical coherence tomography (OCT).

Morphometrical indices in acquired myopia

Iryna Boychuk, TL Gorbatyuk

2012 August

The paper focuses on various aspects of myopia. On an etiology myopia can be congenital and acquired (school myopia), and on character of development – stable and progressing. According to experimental works…

"In situ" corneal and contact lens thickness changes with high-resolution optical coherence tomography

Jose M González-Méijome, Alejandro Cerviño, Sofia C Peixoto-de-Matos, David Madrid-Costa, Jorge Jorge, Teresa Ferrer-Blasco

2012 June

The aim of the study was to show the use of high-resolution spectral-domain optical coherence tomography (HR-SOCT) for the in situ evaluation of epithelial, stromal, and contact lens (CL) thickness changes under closed-eye conditions without lens removal.

Morphological and functional changes in spectral domain optical coherence tomography

Laxmi Gella, Rajiv Raman, Swakshyar Saumya Pal, Muneeswar Gupta Nittala, Tarun Sharma

2012 January

Purpose. To evaluate the relationship between the morphology and retinal function of macular microhole (MMH) variants.

OCT for assessing artificial tears effectiveness in contact lens wearers

Santiago Garcia-Lázaro, David Madrid-Costa, Teresa Ferrer-Blasco, Robert Montés-Micó, Alejandro Cerviño

2012 January

The authors of the study applied a commercially available high-resolution spectral domain optical coherence tomographer (SOCT) to assess the change in tear volume after application of a new artificial tears formulation specifically developed for contact lens (CL) users.

Validation of optical low coherence reflectometry retinal and choroidal biometry

Scott A Read, Michael J Collins, David Alonso-Caneiro

2011 July

The aim of this study was to determine the reliability of corneal thickness measurements derived from SOCT Copernicus HR (Fourier domain OCT).

Structural Grading of Foveal Hypoplasia Using Spectral Domain Optical Coherence Tomography; A Predictor of Visual Acuity?

Mervyn G Thomas, Anil Kumar, Sarim Mohammad, Frank A Proudlock, Elizabeth C Engle, Caroline Andrews, Wai-Man Chan, Shery Thomas, Irene Gottlob

2011 April

The authors aimed to characterize and grade the spectrum of foveal hypoplasia based on different stages of arrested development of the fovea. Grading was performed using morphological findings obtained by ultrahigh resolution spectral domain optical coherence tomography (UHR-OCT). Best corrected visual acuity (BCVA) was calculated for different grades.

High-resolution spectral domain optical coherence tomography technology for the visualization of contact lens to cornea relationships

Jose M Gonzalez-Meijome, Alejandro Cerviño, Gonzalo Carracedo, Antonio Queiros, Santiago Garcia-Lázaro, Teresa Ferrer-Blasco

2010 December

In the study, the authors aimed to study the utility of high-resolution spectral domain optical coherence tomography (HR SOCT) in imaging the contact lens (CL) to cornea relationships with advanced CL…

OCT features of the optic disk parameters and peripapillary nervous fibres layer thickness in children with acquired myopia

IM Boychuk, TL Gorbatyuk

2010 September

The goal of the paper was to reveal morphological and structural peculiarities of retinal nerve fiber layer thickness (RNFLT) and optic nerve parameters in schoolchildren with acquired myopia in…

The role of spectral-domain optical coherence tomography in the diagnosis of retinal angiomatous proliferation

I K Petropoulos, M A Matter, J M Katsimpris, P M Desmangles

2010 April

The study presents the findings of spectral-domain optical coherence tomography (OCT) in 8 patients with retinal angiomatous proliferation.

A study of macular hole formation by serial spectral optical coherence tomography

Zofia Michalewska, Janusz Michalewski, Bartosz L Sikorski, Jakub J Kałuzny, Maciej Wojtkowski, Ron A Adelman, Jerzy Nawrocki

2009 May

The purpose of this paper is to evaluate changes of the vitreoretinal interface in fellow eyes of eyes with a macular hole and to study early stages of macular hole formation by spectral optical coherence tomography (SOCT).

Macular Hole Closure After Vitrectomy: The Inverted Flap Technique

Zofia Michalewska, Md; Janusz Michalewski, Md; And Jerzy Nawrocki, Md

2009 March

The paper is concerned with how the SOCT Copernicus HR improves visualization of the retina and increases the understanding of retina pathology.

Peeling Through the Layers: SD OCT

Zosia Michalewska, Md; Janusz Michalewski, Md; And Jerzy Nawrocki, Md, Phd

2008 May

The study is concerned with the usefulness of the SD OCT technology for imaging a variety of retinal diseases.

Spectral optical coherence tomography findings in adult-onset foveomacular vitelliform dystrophy

I K Petropoulos, P M Desmangles, M A Matter

2008 May

Adult-onset foveomacular vitelliform dystrophy (AOFVD) is typically bilateral and symmetrical. The authors present the spectral optical coherence tomography (OCT) findings in two…

PTS

Comparison of ZETA Fast (PTS) (OPTOPOL Technology) and Humphrey SITA Fast (SFA) (Carl Zeiss Meditec) Perimetric Strategies

Basil Mathews, Jeff Laux, Cassandra Barnhart, David Fleischman

2022 February

Purpose. To compare two threshold strategies for visual field assessment, ZETA Fast (OPTOPOL Technology) and Humphrey SITA Fast (Carl Zeiss Meditec), in controls and subjects with glaucoma.

Comparison of Advanced Threshold and SITA Fast Perimetric Strategies

Bartosz L. Sikorski, Adriana Laudencka

2020 December

Purpose. To compare the results obtained with two threshold strategies of visual field assessment: Humphrey SITA Fast (SFA) (Carl Zeiss Meditec) and PTS 2000 Advanced Threshold (ADV) (OPTOPOL Technology) in healthy subjects and patients with glaucoma.
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