نتایج جستجو برای: spheric intraocular lens

تعداد نتایج: 64746  

2017
Camila R. K Pena Priscilla A. Jorge Delano Jorge Newton Kara-Junior Yangshun Tang Honglei Ma Xiaorong Lu Quanli Feng Cheng Tang Sharon Tong Xin Zhang

Objective: Evaluate the effectiveness and efficiency of cataract task forces for underprivileged communities, in a follow-up of 4 years, with the use of low price intraocular lens. Methods: Retrospective study, based on a database of a sample of 58 patients randomly selected, submitted to a cataract task force in a rural area of Pernambuco, Brazil. All surgeries were performed by the same surge...

Journal: :بینا 0
مهدی نیلی احمدآبادی m nili ahmadabadi تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران محمدعلی زارع ma zare تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران ابراهیم مکانیکی e mekaniki تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران علیرضا لاشیئی a lashei تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران پوپک پیر p pir تهران- میدان قزوین- بیمارستان فارابی- مرکز تحقیقات چشم دانشگاه علوم پزشکی تهران

purpose: to report three cases of alport syndrome in one  family with anterior lenticonus and retinal flecks. patients and findings: three members of one family with consanguineous parents are presented who had renal and ocular involvement. they had anterior lenticonus and a beaten bronze appearance in the macula. reduced visual acuity and photophobia were the chief complaints of these patients...

Journal: :Arquivos brasileiros de oftalmologia 2005
Roberto Pinto Coelho Maria Cristina Zanatto Jayter Silva de Paula Erasmo Romão

We report a case of a 58-year-old man presenting with a spontaneous and late in-the-bag intraocular lens dislocation to the vitreous. A previous uneventful extracapsular cataract extraction with can-opener style capsulotomy and implantation of a polymethylmethacrylate three-piece lens was performed and, two years after the surgery, the patient developed capsule contraction syndrome with a fibro...

Journal: :Ophthalmology clinics of North America 2006
Mark Packer I Howard Fine Richard S Hoffman

This article compares methods of axial length measurement for determining intraocular lens power and describes bimanual micro incision phacoemulsification for refractive lens exchange and routine cataract surgery, which offers an enormous advantage of maintaining a more stable intraocular environment during lens removal. This advantage may be especially important in high myopes who are at a gre...

Journal: :Investigative ophthalmology & visual science 2014
Roy Alon Ehud I Assia Guy Kleinmann

PURPOSE To investigate the ability of an open capsule device to prevent posterior capsule opacification. METHODS A total of 40 eyes of 20 New Zealand white rabbits were randomly divided into six similar groups of 6 to 7 eyes each. After crystalline lens evacuation, one control group (group A) was implanted with a hydrophilic acrylic intraocular lens and no device, and another control group (g...

Journal: :BMC Ophthalmology 2008
Bruno Zuberbuhler Theo Signer Richard Gale Eduard Haefliger

BACKGROUND To evaluate the rotational stability of the three types of AcrySof SA60TT toric intraocular lenses (Alcon, Switzerland) in cataract surgery after the first postoperative week. METHODS A retrospective study of 44 eyes in 33 patients. All patients underwent similar uncomplicated phacoemulsification cataract surgery. Seven eyes with corneal astigmatism of less than 1.5 D were implante...

Journal: :The British journal of ophthalmology 2005
G Sauder R F Degenring B Kamppeter P Hugger

AIM To assess the accommodative power of a new foldable monofocal intraocular lens. METHOD A prospective randomised non-masked clinical interventional study. The study included 40 patients attending the hospital for cataract surgery and who were randomly distributed into a study group receiving a new foldable monofocal intraocular lens with flexible haptics, and a control group receiving a st...

Journal: :بینا 0
محمدعلی جوادی ma javadi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم سپهر فیضی s feizi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم حمیدرضا معین hr moein ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم لیلا غیاثیان l qiasian ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم

purpose: to assess the results of combined penetrating keratoplasty and cataract extraction by extracapsular extraction versus phacoemulsification and to compare outcomes and complications. methods: in this interventional retrospective study, 76 eyes that had undergone triple surgery were included. cataract surgery was done in two different methods of extracapsular extraction and phacoemulsific...

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