نتایج جستجو برای: intraocular lens

تعداد نتایج: 64534  

Journal: :بینا 0
علی اصغر بهنام قادر aa behnamghader po box: 14155-4777کرج- پژوهشگاه مواد و انرژی- صندوق پستی 4777-14155 افروز لطیفی a latifi دانشگاه آزاد اسلامی- واحد علوم و تحقیقات ریحانه نقابت شیرازی r neghabat-shirazi دانشگاه آزاد اسلامی- واحد علوم و تحقیقات حیدر سیاتیری h siatiri دانشگاه علوم پزشکی تهران

purpose: to compare the optical properties of hydrophilic and hydrophobic intraocular lenses (iols) containing uv-absorber and to determine their chemical composition. methods: optical properties of different foldable hydrophilic and hydrophobic as well as non-foldable hydrophobic polymethylmetacrylate (pmma) iols were evaluated in three powers of 15, 22 and 25 diopters. optical properties were...

Journal: :journal of current ophthalmology 0
محمدجواد محمدی mohammad javad mohamadi رضا سلطانی مقدم reza soltani moghadam حسن بهبودی hasan behboudi عاطفه قنبری atefeh ghanbari سهیلا حسین زاده مقدم soheila hoseynzadeh moghadam مریم خوشبخت maryam khoshbakht

purpose : to evaluate intraocular pressure (iop) and anterior chamber depth (acd) change after phacoemulsification with posterior chamber intraocular lens implantation methods : in this quasi-experimental study, 84 patients with senile cataract were included. all patients had normal iop. patients with traumatic and complicated cataract, any history of uveitis, glaucoma, or other ocular disease ...

Journal: :Arquivos brasileiros de oftalmologia 2012
Rodrigo França de Espíndola Marcony Rodrigues de Santhiago Newton Kara-Júnior

PURPOSE To investigate the possible effect of aspherical or yellow tinted intraocular lens (IOL) on contrast sensitivity and blue-on-yellow perimetry. METHODS This prospective randomized bilateral double-masked clinical study included 52 patients with visually significant bilateral cataracts divided in two groups; 25 patients (50 eyes) received aspherical intraocular lens in one eye and spher...

Journal: :بینا 0
احسان عباس نیا e abbasnia ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranدانشگاه علوم پزشکی شهید بهشتی الهام قهاری e ghahari ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی) – پلاک 23- مرکز تحقیقات چشم شاهین یزدانی sh yazdani تهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی) – پلاک 23- مرکز تحقیقات چشم مهدی یاسری m yaseri دانشکده بهداشت- دانشگاه علوم پزشکی تهران محمد پاکروان m pakravan دانشگاه علوم پزشکی شهید بهشتی

purpose: to evaluate ocular biometric changes after phacotrabeculectomy and its effect on intraocular lens power calculation. methods: twenty six eligible eyes (24 patients) underwent phacotrabeculectomy. they were reexamined at least 6 months after the operation in a historical cohort study. main outcome measures included axial length (al) with contact a- scan (us-8000, nidek, gamaguri, japan)...

2013
Masanori Fukumoto Tsunehiko Ikeda Tetsuya Sugiyama Mari Ueki Takaki Sato Eisuke Ishizaki

This case report describes a case of Alagille syndrome with developing intraocular lens subluxation and rhegmatogenous retinal detachment 4 years after cataract surgery. A 15-year-old female patient with Alagille syndrome-associated cataracts in both eyes underwent phacoemulsification aspiration and intraocular lens implantation. Four years postoperative, intraocular lens subluxation developed ...

2018
Jiawen Ling Yiyong Qian Peirong Lu

Objectives This study was designed to analyse the outcomes of secondary multifocal intraocular lens implantation in eyes with white cataracts. Methods White cataract patients undergoing secondary multifocal intraocular lens implantation between June 2014 and January 2015 were evaluated prospectively. As opposed to a conventional primary intraocular lens implantation for an optimal patient, th...

Journal: :The British journal of ophthalmology 2004
A Murchison M Richards G Tabin S Ruit R Gurung

AIM To evaluate optimal standard intraocular lens power for Nepalese eye camp cataract patients. METHOD A retrospective case series of 5109 preoperative cataract patients. RESULTS Average axial length of 23.08 (SD 1.26). Average dioptre intraocular lens power 21.37 (3.04). CONCLUSION An increase in the intraocular lens power used at Nepalese eye camps from +21.0 to 22.5 dioptres would imp...

Journal: :TNOA Journal of Ophthalmic Science and Research 2020

Journal: :Investigative ophthalmology & visual science 2006
Carole A Cooke Stuart McGimpsey Gerald Mahon Richard M Best

PURPOSE To demonstrate differences in human lens epithelial cell adhesion to different intraocular lens biomaterials in vitro and to determine whether these differences can be influenced by coating the intraocular lens surface with commercially available fibronectin. METHODS A prospective laboratory-based study comparing human lens epithelial cell adhesion to silicone (n=18), polymethylmethac...

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