Results 61 to 70 of about 406,516 (266)

Scheimpflug Topography Oriented Adequate Repositioning of a Misaligned Free Flap after Laser in situ Keratomileusis

Case Reports in Ophthalmology, 2021
This report describes a case of Scheimpflug topography oriented adequate repositioning of a misaligned thick free flap after laser in situ keratomileusis (LASIK).
Ha Eun Sim, Min Ji Kang, Jee Hye Lee, Seung Hwa Baik, Sun Young Kim, Seong Woo Lee, Je Hyung Hwang   +6 more
doaj   +1 more source

Refractive change following pseudophakic vitrectomy: a retrospective review [PDF]

, 2008
Background To assess the occurrence and magnitude of refractive change in pseudophakic eyes undergoing 20 gauge pars plana vitrectomy without scleral buckling and to investigate possible aetiological factors.
Anthony Hildreth, CY Hu, David HW Steel, James Ng, JB Randleman, Jean-Pierre Danjoux, JR McEwan, JW Jeoung, L Zheng, M Shioya, O Cekic, O Findl, P Brazitikos, RV Campo, S Cisiecki, Sinead Byrne, T Eckert, T Oshika, Y Suzuki, YR Sharma   +19 more
core   +5 more sources

3D Printing Strategies for Bioengineering Human Cornea

Advanced Healthcare Materials, EarlyView.
This review highlights recent progress in 3D bioprinting strategies for engineering human corneas. Key aspects include the replication of corneal transparency, curvature, and biomechanical properties, alongside innovations in recent advancements in 3D printing methods, which benefit in overcoming current challenges.
Yunong Yuan, Khoon S. Lim, Gerard Sutton, Gordon G. Wallace, Jingjing You   +4 more
wiley   +1 more source

Primary Topography-Guided LASIK: Treating Manifest Refractive Astigmatism Versus Topography-Measured Anterior Corneal Astigmatism.

Journal of refractive surgery, 2019
PURPOSE To investigate whether topography-guided laser in situ keratomileusis (LASIK) with anterior corneal astigmatism measured on the WaveLight Contoura (Alcon Laboratories, Inc., Fort Worth, TX) leads to better refractive outcomes compared to treating
Avi Wallerstein, Mathieu Gauvin, S. R. Qi, M. Bashour, Mark Cohen   +4 more
semanticscholar   +1 more source

Progressive Insights into 3D Bioprinting for Corneal Tissue Restoration

Advanced Healthcare Materials, EarlyView.
This review explores the potential of 3D bioprinting to replicate the complex structure and function of the human cornea. It highlights key advances in bioink development, printing modalities, and in vivo performance, while addressing current challenges and emerging strategies. The review emphasizes bioprinting's promise to overcome donor shortages and
Ilayda Namli, Deepak Gupta, Yogendra Pratap Singh, Pallab Datta, Muhammad Rizwan, Mehmet Baykara, Ibrahim T. Ozbolat   +6 more
wiley   +1 more source

Diagnosis of keratoconus with optical coherence tomography

Journal of the Egyptian Ophthalmological Society, 2016
Purpose The aim of the study was to assess the accuracy of optical coherence tomography (OCT) (3D OCT-2000) in diagnosing keratoconus by measuring the central corneal thickness and the central curvature radius.
Mortada A Abozaid, Ashraf M Mohammed
doaj   +1 more source

A New Parameter in The Etiology of Hyperopic Anisometropic Amblyopia: Corneal Densitometry

Journal of Ophthalmology, 2020
Objectives. To evaluate the anterior segment parameters and densitometric values of cornea and lens in children with anisohipermetropic amblyopia by corneal topography and optical biometry devices. Design.
Erdin Bozkurt, Ersin Muhafz,, Hayrunisa Bekis Bozkurt, Serif Nizamol   +3 more
doaj   +1 more source

Repeatability of Ophtha Top topography and comparison with IOL-Master and LenstarLS900 in cataract patients [PDF]

International Journal of Ophthalmology, 2017
AIM: To determine the repeatability of Ophtha Top topography and assess the consistency with intraocular lens (IOL)-Master and LenstarLS900 (Lenstar) in measuring corneal parameters among cataract patients.
Sha-Sha Yu, Hui Song, Xin Tang
doaj   +1 more source

Vision and Foraging in Cormorants: More like Herons than Hawks? [PDF]

, 2007
Background Great cormorants (Phalacrocorax carbo L.) show the highest known foraging yield for a marine predator and they are often perceived to be in conflict with human economic interests.
A Gislén, A Glasser, A Martyniak, B Voslamber, C Hess, C Hess, C Voisin, Craig R. White, D Grémillet, D Grémillet, D Grémillet, DN Carss, G Katzir, GR Martin, GR Martin, GR Martin, Graham R. Martin, H Engström, J Orta, JN Lythgoe, K Lilliendahl, L Reymond, L Reymond, LG Halsey, M Dickman, MF Gaffney, MJ McFall-Ngai, MR Van Eerden, NG Jerlov, Norman Day, PA Johnsgard, Patrick J. Butler, Peter Bennett, PG Jablonski, R Schlaer, S Wanless, T Strod, Y Ropert-Coudert, Y Watanuki   +38 more
core   +4 more sources

Biological and Biologically Inspired Functional Nanostructures: Insights into Structural, Optical, Thermal, and Sensing Applications

Advanced Materials, EarlyView.
Biological and biologically‐inspired functional nanostructures with structural, thermal, optical, and sensing applications are reviewed. The role of nanoscale features in biological materials on performance is described, and their blueprints are used for bio‐inspired nanomaterials, synthesized using advanced techniques (i.e., photolithography, bio ...
Chao Hsuan (Joseph) Sung, Taige Hao, Herry Fang, Andrew Tran Nguyen, Valentina Perricone, Haitao Yu, Wei Huang, Ezra Sarmiento, Adrian Francisco Duran Ornelas, Derek Lublin, Ric Wehling, Sanaz Farajollahi, Atsushi Arakaki, Dhriti Nepal, Nathan Patrick Lord, David Kisailus   +15 more
wiley   +1 more source