Comparison of Sealing Efficiency of Mineral Trioxide Aggregate and Biodentine used in Perforation Repair in Acidic and Neutral Environments- An In-vitro Study by Güney Mustafa Yüzer, Sadullah Kaya

“…The dye penetration level of the divided sections was examined under a stereomicroscope (Leica, Wetzlar, Germany). Microleakage data of all groups were statistically analysed using Kolmogorov Smirnov, Shapiro Wilk’s and Mann-Whitney U Test. …”
Get full text

Corneal Epithelium Asymmetry in Children With Atopy: The Effect of Hand Dominance by Loureiro T, Rodrigues-Barros S, Carreira AR, Gouveia-Moraes F, Carreira P, Vide Escada A, Campos P, Machado I, Campos N, Archer TJ, Reinstein DZ, Ambrósio R Jr

“…Tomás Loureiro,1 Sandra Rodrigues-Barros,1 Ana Rita Carreira,1 Filipe Gouveia-Moraes,1 Pedro Carreira,1 Ana Vide Escada,1 Paul Campos,1 Inês Machado,1 Nuno Campos,1 Timothy J Archer,2 Dan Z Reinstein,2 Renato Ambrósio Jr3 1Ophthalmology Department, Hospital Garcia de Orta, Almada, Portugal; 2London Vision Clinic, London, UK; 3Federal University of the State of Rio de Janeiro, Rio de Janeiro, BrazilCorrespondence: Tomás Loureiro, Ophthalmology Department, Hospital Garcia de Orta, Avenida Torrado da Silva, Almada, 2805-267, Portugal, Tel +35 1 913 513 175, Email loureiro.tomas@gmail.comPurpose: To evaluate the effect of eye rubbing on the epithelial thickness profile in tomographically normal corneas by AS-OCT and to compare right and left eyes in right-handed children.Methods: Thirty right-handed boys (mean age 11.2 years) with ocular allergy and history of eye rubbing were evaluated using Scheimpflug (Pentacam HR, Oculus Wetzlar, Germany) and anterior segment optical coherence tomography. …”
Get full text

Non-invasive Tear Film Assessment in Normal Population: Effect of Age, Sex, and Interparametric Relationship by Swati Singh, Swati Singh, Saumya Srivastav, Ashik Mohamed, Sayan Basu, Sayan Basu

“…Purpose:To investigate age- and sex-related differences in tear film parameters of normal Indian population and study interparametric relationships.MethodsHealthy subjects with no ocular disease (median ocular surface disease index = 0) were subjected to an automated evaluation of tear meniscus height (TMH), non-invasive tear breakup time (NIBUT) using Keratograph 5M (OCULUS GmbH, Wetzlar, Germany), and tear osmolarity using the TearLab Osmolarity System (TearLab Corporation, California, USA). …”
Get full text

Tomography-based definition of keratoconus for Down syndrome patients by Soheila Asgari, Shiva Mehravaran, Mohammadreza Aghamirsalim, Hassan Hashemi

“…Abstract Background To assess the diagnostic ability of Pentacam HR (Oculus Optikgeräte, GmbH, Wetzlar, Germany) tomographic indices in discriminating keratoconus (KC) and KC suspect (KCS) in 10- to 30-year-old patients with Down syndrome (DS). …”
Get full text

Review of in-vivo characterisation of corneal biomechanics by Bernardo T. Lopes, FangJun Bao, JunJie Wang, XiaoYu Liu, LiZhen Wang, Ahmed Abass, Ashkan Eliasy, Ahmed Elsheikh

“…This review focuses on three techniques that are available for clinical use, namely the Ocular Response Analyzer (Reichert Ophthalmic Instruments, Buffalo, NY, USA), the Corvis ST (Oculus Optikgeräte GmbH, Wetzlar, Germany) and the Brillouin Optical Scattering System (Intelon Optics Inc., Lexington, MA, USA). …”
Get full text

The Effect of Upper Eyelid Blepharoplasty on Corneal Tomography and Epithelial Profile by Carreira P, Loureiro T, Carreira AR, Gouveia-Moraes F, Cardoso A, Sampaio A, Campos P, Rodrigues-Barros S, Machado I, Campos N

“…Anterior segment optical coherence tomography (AS-OCT) (Zeiss Cirrus 5000 HD-OCT) and Pentacam (Oculus, Wetzlar Germany) were performed before surgery and in the 8th postoperative week. …”
Get full text

Biomechanics of common fixation devices for first tarsometatarsal joint fusion—a comparative study with synthetic bones by Rene Burchard, Robin Massa, Christian Soost, Wolfgang Richter, Gerhard Dietrich, Arne Ohrndorf, Hans-Jürgen Christ, Claus-Peter Fritzen, Jan Adriaan Graw, Jan Schmitt

Get full text

Effect of Dry Eye Disease on Central Corneal Thickness and Corneal Topometric Indices Measured by Scheimpflug Tomography by Masoud Siyahkamari, Amir Asharlous, Ali Mirzajani, Hassan Koohian, Ebrahim Jafarzadepour, Hadi Ostadimoghaddam, Nazereh Babaei, Abbasali Yekta, Mehdi Khabazkhoob

“…The central corneal thickness (CCT) and the topometric indices of the anterior corneal surface, including IVA, IHA, ISV, and IHD, were measured using the Pentacam HR (Pentacam-HR, Oculus, Wetzlar, Germany). Dry eye was diagnosed using a symptom questionnaire, TBUT, and Schirmer’s test without anesthesia. …”
Get full text

Development of a classification system based on corneal biomechanical properties using artificial intelligence predicting keratoconus severity by Robert Herber, Lutz E. Pillunat, Frederik Raiskup

“…Abstract Background To investigate machine-learning (ML) algorithms to differentiate corneal biomechanical properties between different topographical stages of keratoconus (KC) by dynamic Scheimpflug tonometry (CST, Corvis ST, Oculus, Wetzlar, Germany). In the following, ML models were used to predict the severity in a training and validation dataset. …”
Get full text

Simultaneously Monitoring Whole Corneal Injury with Corneal Optical Density and Thickness in Patients Undergoing Cataract Surgery by Tzu-Han Hsieh, Hun-Ju Yu, I-Hui Yang, Ren-Wen Ho, Yu-Ting Hsiao, Po-Chiung Fang, Ming-Tse Kuo

“…The prospective cohort study involved thirty-two patients, who were assessed by a Scheimpflug tomography AxL^® (Oculus GmbH, Wetzlar, Germany) via the following two kinds of indices: whole corneal optical density (COD) and corneal thickness (CT), two weeks before and one month after cataract surgery. …”
Get full text

In vivo Assessment of Localised Corneal Biomechanical Deterioration With Keratoconus Progression by Bernardo T. Lopes, Bernardo T. Lopes, Prema Padmanabhan, Ashkan Eliasy, Haixia Zhang, Haixia Zhang, Ahmed Abass, Ahmed Abass, Ahmed Elsheikh, Ahmed Elsheikh, Ahmed Elsheikh

“…The examinations included the tomography and the SSI measured by the Pentacam HR and the Corvis ST (Oculus, Wetzlar, Germany), respectively. The results were recorded twice, the latter of which was at the last visit before the CXL procedure. …”
Get full text

Anterior Chamber Angle in Adults Born Extremely, Very, and Moderately Preterm with and without Retinopathy of Prematurity—Results of the Gutenberg Prematurity Eye Study by Achim Fieß, Sandra Gißler, Eva Mildenberger, Michael S. Urschitz, Agnes Fauer, Heike M. Elflein, Fred Zepp, Bernhard Stoffelns, Norbert Pfeiffer, Alexander K. Schuster

“…All participants were examined with Scheimpflug imaging (Pentacam HR, Oculus Optikgeräte GmbH, Wetzlar, Germany) using linear regression analysis to assess the associations of ACA in the different sectors with gestational age (GA), birth weight, birth weight percentile, retinopathy of prematurity (ROP), ROP treatment, placental insufficiency, preeclampsia, and breastfeeding. …”
Get full text

Application of a scheimpflug-based biomechanical analyser and tomography in the early detection of subclinical keratoconus in chinese patients by Yan Liu, Yu Zhang, Yueguo Chen

“…Corneal morphological and biomechanical parameters were measured using a Pentacam HR and a Corvis ST (OCULUS, Wetzlar, Germany). The diagnostic ability of computed parameters reflecting corneal biomechanical and morphological traits [including the Belin-Ambrósio deviation index (BAD_D), the Corvis biomechanical index (CBI) and the tomographic and biomechanical index (TBI)] was determined using receiver operating characteristic (ROC) curve analysis and compared by the DeLong test. …”
Get full text

Importancia y uso de la biomecánica corneal y su utilidad diagnóstica by Arturo Ramirez-Miranda, Simran Mangwani-Mordani, José Y. Arteaga-Rivera, Renato Ambrosio Jr., Alejandro Navas, Enrique O. Graue-Hernandez, Jorge E. Valdez-García

“…UU.) y el Corvis ST (Oculus Optikgergäte GmbH, Wetzlar, Alemania). Ambos son tonómetros de no contacto que proporcionan una evaluación clínica de la biomecánica corneal. …”
Get full text

The Role of Hi-Tech Devices in Assessment of Corneal Healing in Patients with Neurotrophic Keratopathy by Leandro Inferrera, Emanuela Aragona, Adam Wylęgała, Antonio Valastro, Gianluigi Latino, Elisa I. Postorino, Romana Gargano, Bogusława Orzechowska-Wylęgała, Edward Wylęgała, Anna M. Roszkowska

“…To prove the role of high-tech investigation in monitoring corneal morphological changes in patients with neurotrophic keratopathy (NK) using Keratograph 5M (K5M) and anterior segment OCT (AS-OCT), corneal healing was monitored with Keratograph 5M (Oculus, Wetzlar, Germany) and AS-OCT (DRI, Triton, Topcon, Tokyo, Japan) in 13 patients (8F and 5M), aged from 24 to 93 years (67.8 ± 19) with severe NK, who were treated with Cenegermin 0.002% (20 μg/mL) (Oxervate^®, Dompè, Farmaceutici Spa, Milan, Italy). …”
Get full text

Comparison of Anterior Corneal Aberrometry, Keratometry and Pupil Size with Scheimpflug Tomography and Ray Tracing Aberrometer by Zahra Ashena, Sean Gallagher, Hasan Naveed, David J. Spalton, Mayank A. Nanavaty

“…This study aimed to assess the anterior corneal wavefront aberrations, keratometry, astigmatism vectors and pupil size between Pentacam HR^® (Oculus Optikgeraete GmbH, Wetzlar, Germany) and iTrace^® (Tracey Technologies Corp., Houston, TX, USA). …”
Get full text

Agreement in anterior segment measurements between swept-source and Scheimpflug-based optical biometries in keratoconic eyes: a pilot study by Evangelia Chalkiadaki, Panos S. Gartaganis, Thomas Ntravalias, Ioannis Giannakis, Evangelos Manousakis, Efthymios Karmiris

“…Purpose: To evaluate the comparability of corneal power measurements, anterior chamber depth (ACD), and white-to-white (WTW) distance between Scheimpflug-based tomography (Pentacam AXL; OCULUS GmbH, Wetzlar, Germany) and swept-source optical biometry (IOLMaster 700; Carl Zeiss Meditec AG, Jena, Germany) in patients with keratoconus. …”
Get full text

Use of intraoperative sodium fluorescein for diagnostic tissue biopsy of spinal cord lesions by Timothy H. Ung, MD, Leslie C. Robinson, MD, PharmD, MBA, Edin Nevzati, MD, Yasuaki Harasaki, MD, D. Ryan Ormond, MD, Kevin O. Lillehei, MD, Jens-Peter Witt, MD, PhD, Michael Finn, MD

“…Intraoperative visualization of fluorescence was performed using a Zeiss Pentero (Carl Zeiss AG, Oberkochen, Germany) microscope equipped with a Yellow560 filter or a Leica OH6 (Leice Microsystems, Wetzlar, Germany) equipped with a FL560 filter. Results: Administration of sodium fluorescein resulted in lesional fluorescent contrast extravasation and facilitated surgical resection. …”
Get full text

Perfil paquimétrico horizontal para a detecção do ceratocone by Bernardo Teixeira Lopes, Isaac de Carvalho Ramos, Marcella Quaresma Salomão, Ana Laura Caiado Canedo, Renato Ambrósio Jr.

“…Todos os pacientes foram examinados por um especialista em córnea e foram submetidos ao exame de tomografia de córnea, Pentacam HR (Oculus, Wetzlar, Alemanha). Os dados de perfil paquimétrico horizontal em 6 milímetros passando pelo ápice foi avaliado. …”
Get full text

Application of a method for the sustainable planning and management of ground source heat pump systems in an urban environment, considering the effects of reciprocal thermal interf... by Marco Belliardi, Rodolfo Perego, Linda Soma, Eloisa Di Sipio, Sebastian Pera, Laura Carnieletto, Angelo Zarrella, Borja Badenes, Antonio Galgaro, David Bertermann, Riccardo Pasquali, Burkhard Sanner

Get full text