نتایج جستجو برای: extruded intraocular lens
تعداد نتایج: 69220 فیلتر نتایج به سال:
BACKGROUND Despite growing number of intraocular lens power calculation formulas, there is no evidence that these formulas have good predictive accuracy in pediatric, whose eyes are still undergoing rapid growth and refractive changes. This study is intended to compare the prediction error and the accuracy of predictability of intraocular lens power calculation in pediatric patients at 3 month ...
BACKGROUND Anterior segment optical coherence tomography (ASOCT) was used to categorize and provide insights into the etiology of capsular bag distension syndrome (CBDS). METHODS A prospective review was undertaken of 10 cases who presented with signs of late CBDS 5-11 years after uneventful phacoemulsification with in-the-bag posterior chamber intraocular lens implantation. RESULTS All 10 ...
In the past, patients with uniocular cataracts who underwent cataract extraction were not able to tolerate aphakic spectacles due to 30% magnification of visual images thus giving rise to diplopia. The other alternative was to use contact lens which needed motivation. Some could not tolerate contact lens and its magnification of 5% to 7%. These failures eventually led to the idea of intraocular...
Yellow filters for the eye have been of interest to ophthalmologists and optometrists for the last 30 years. Certain fish species can change the colour of the cornea in response to the level of illumination and regulate the amount of short-wavelength light reaching the retina. A positive influence of yellow eye filters on reduction of chromatic aberration has been found in a fish eye model. Blu...
Correspondence: CK Patel The Oxford Eye Hospital, West Wing, John Radcliffe Hospital, Headley Way, Headington, Oxford, OX3 9DU, United Kingdom Tel +44 18 6523 4736 Fax +44 18 6524 0097 Email [email protected] We read with great interest the recent article by Lee et al, who described their clinical experience with three patients who underwent primary implantation of Morcher (Stuttgart, Germ...
Objective. To compare patient's satisfaction level in performing routine activities during daylight and night vision after implantation with rigid, foldable, or rollable posterior chamber intraocular lens implants in uneventful cataract surgery. Design. Retrospective, cross-sectional. Place and Duration of Study. PNS SHIFA Hospital, Karachi, from Nov. 2009 to Nov. 2010. Methodology. 91 cataract...
A retrospective study of 102 cases of Boberg-Ans intraocular lens implantations was conducted. The operations were performed in 3 Birmingham eye units by 5 consultants and 6 surgeons in training. Follow-up ranged from 6 months to 2 years, with a mean of 12.6 months. No cases with adequate follow-up were excluded. When eyes with pre-existing adverse factors were excluded, 87% achieved 6/12 or be...
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