نتایج جستجو برای: ocular surface reconstruction

تعداد نتایج: 799165  

2012
Napaporn Tananuvat

The ocular surface is composed of the conjunctiva and the cornea. The conjunctiva is a mucous membrane which covers the globe and inner part of the eyelids. The morphology of conjunctival epithelial cells are nonkeratinized stratified epithelia which vary from cuboidal over the tarsus, to columnar in the fornices, to squamous epithelia on the globe. Goblet cells account for up to 10% of the bas...

2017
Pho Nguyen Shabnam Khashabi Samuel C Yiu

Journal: :Saudi journal of ophthalmology : official journal of the Saudi Ophthalmological Society 2014
Neda Afsharkhamseh Asadolah Movahedan Hooman Motahari Ali R Djalilian

In this article we review essentials of diagnosis and management of ocular surface disease in patients who undergo cataract surgery. It is clearly shown that dry eye disease worsens following the cataract surgery in patients with prior history of ocular surface disease, Also new cases of dry eye might appear. Current strategies for the timely diagnosis and proper management of dry eye syndrome ...

2017
Hui-hsiu Chang Edward Suh Blake H Fortes Franklin Zheng Anny MS Cheng

PURPOSE To present a successful case of single-staged total upper eyelid reconstruction after sebaceous gland carcinoma excision by using forehead galeal pericranial flap. OBSERVATIONS An 80-year-old female with a progressively enlarged left upper eyelid mass presented with ocular irritation, blurred vision, and gritty sensation despite topical antibiotics treatment. This multinodular mass in...

Journal: :Arquivos brasileiros de oftalmologia 2008
Rodrigo Doyle Libera Gustavo Barreto de Melo Acácio de Souza Lima Edna Freymüller Haapalainen Priscila Cristovam Jose Alvaro Pereira Gomes

PURPOSE To determine the efficacy of freeze-dried amniotic membrane (AM) for reconstruction of the ocular surface in rabbit eyes. METHODS The sterilized, freeze-dried amniotic membrane (lyophilized or FD-AM) is a preservative method that uses the drying by freezing process to maintain the AM well preserved for a long time even at room temperature. This paper is an experimental animal interven...

2007
David Looney Ling Li Tomasz. M. Rutkowski Danilo P. Mandic Andrzej Cichocki

Electroencephalogram (EEG) provides a non-invasive way to analyze brain activity. Blinking and movement of the eyes causes a strong electrical activity that can contaminate EEG recordings, particularly around the forehead but also as far as in occipital areas. Removal of such ocular artifacts is a considerable signal processing problem, since those artifacts overlap in frequency domain with EEG...

2002
Michael Wünstel Hagen Schumann

The methods of computer vision allow the 3D-reconstruction of an object from 2D stereo image pairs. The EU-Project Glaucad studies the glaucoma disease regarding appropriate geometric characterizations. Our task within this project is to develop a module for automatic 3D-reconstruction of the ocular fundus out of the uncalibrated stereo images. These reconstructions will be used to analyze the ...

Background and purpose: Psoriasis is an inflammatory disease with skin and joint manifestations. This disease can be associated with ocular complications and reduce vision and quality of life. The aim of this study was to determine the prevalence and type of ocular involvement in patients with psoriasis to prevent unwanted complications by identifying the disease at the right time. Materials a...

2017
Xiaobo Zhang Vimalin Jeyalatha M Yangluowa Qu Xin He Shangkun Ou Jinghua Bu Changkai Jia Junqi Wang Han Wu Zuguo Liu Wei Li

Dry eye can damage the ocular surface and result in mild corneal epithelial defect to blinding corneal pannus formation and squamous metaplasia. Significant progress in the treatment of dry eye has been made in the last two decades; progressing from lubricating and hydrating the ocular surface with artificial tear to stimulating tear secretion; anti-inflammation and immune regulation. With the ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

in this thesis protic and aprotic ammonium-based ionic liquids were synthesized and their surface tensions were measured in the range of 298-373k. the protics are alkyl ammonium-based ils with the carboxylate (formate, acetate, propionate) anion and aprotics are quaternary ammonium-based ils with bis(trifluoromethylsulfonyl)imide anion. capillary rise method was used for surface tension measure...

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