نتایج جستجو برای: iol exposure

تعداد نتایج: 309395  

Journal: :Journal of refractive surgery 2018
Jorge L Alió Aleksey N Simonov Daniel Romero Alexander Angelov Yavor Angelov Willem van Lawick Michiel C Rombach

PURPOSE To compare objective and subjective accommodation and visual acuities with a new accommodative intraocular lens (IOL) (Lumina; AkkoLens Clinical BV, Rijswijk, The Netherlands) with a monofocal IOL and young phakic eyes. METHODS In this prospective, randomized controlled clinical investigation, patients aged 51 to 85 years with symptomatic cataract were enrolled in the study. A total o...

2017
Zina Zhang Logan William Thomas Szu-Yen Leu Steven Carter Sumit Garg

PURPOSE To compare the outcomes of intraoperative wavefront aberrometry versus optical biometry alone for intraocular lens (IOL) power calculation in eyes undergoing cataract surgery with monofocal IOL implantation. METHODS Preoperative data were obtained with the IOLMaster. Intraoperative aphakic measurements and IOL power calculations were obtained in some patients with the optiwave refract...

2017
Carla J. Siegfried Ying-Bo Shui Baohe Tian T. Michael Nork Gregg A. Heatley Paul L. Kaufman

Purpose The purpose of this study is to evaluate effects of vitrectomy (PPV) and lens extraction with intraocular lens implantation (PE/IOL) on molecular oxygen (pO2) distribution, aqueous humor antioxidant-oxidant balance, aqueous humor dynamics, and histopathologic changes in the trabecular meshwork (TM) in the older macaque monkey. Methods Six rhesus monkeys underwent PPV followed by PE/IO...

2015
Tanya A Nippita Judy A Trevena Jillian A Patterson Jane B Ford Jonathan M Morris Christine L Roberts

OBJECTIVES To examine interhospital variation in rates of induction of labour (IOL) to identify potential targets to reduce high rates of practice variation. DESIGN Population-based record linkage cohort study. SETTING New South Wales, Australia, 2010-2011. PARTICIPANTS All women with live births of ≥24 weeks gestation in 72 hospitals. PRIMARY OUTCOME MEASURE Variation in hospital IOL r...

Journal: :Journal of cataract and refractive surgery 2009
W Andrew Maxwell Stephen S Lane Fan Zhou

PURPOSE To compare the optical performance of 6 presbyopia-correcting intraocular lenses (IOLs) of different designs (accommodating or multifocal and aspheric or spheric). SETTING Alcon Laboratories, Inc., Fort Worth, Texas, USA. METHODS The optical performance of 6 IOLs were compared using modulation transfer function (MTF) and the United States Air Force 1951 Resolution Target (AFT) testi...

2014
Daniel Röck Tobias Röck Karl-Ulrich Bartz-Schmidt Efdal Yoeruek

BACKGROUND To report two cases of Descemet Membrane Endothelial Keratoplasty (DMEK) in patients with existing scleral-fixated and iris-fixated intraocular lenses (sf-IOL and if-IOL, respectively). CASE PRESENTATION DMEK procedures were performed on a 49-year-old woman with a pre-existing sf-IOL (case 1) and a 69-year-old woman with a pre-existing if-IOL (case 2) in order to treat secondary co...

2017
Kjell Gunnar Gundersen Rick Potvin

PURPOSE The purpose of this study was to provide clinical outcomes data related to secondary intraocular lens (IOL) implantation for the correction of residual refractive error after cataract surgery. PATIENTS AND METHODS A chart review was conducted to identify all eyes implanted with the monofocal spherical or toric AddOn® secondary IOL. Data were collated from charts where uncomplicated in...

Journal: :Journal of refractive surgery 1997
R J Uusitalo H M Uusitalo

OBJECTIVE We retrospectively analyzed the visual results and postoperative complications associated with severely traumatized eyes in which aphakia was corrected with epikeratophakia or a sutured iris prosthesis/intraocular lens (IOL). METHODS Fourteen eyes (14 patients) with traumatic aphakia and severe anterior segment complications were corrected either with epikeratophakia or a sutured ir...

Journal: :Journal of cataract and refractive surgery 2011
Ana Prinz Thomas Neumayer Wolf Buehl Lorenz Vock Rupert Menapace Oliver Findl Michael Georgopoulos

PURPOSE To compare the rotational stability and posterior capsule opacification (PCO) rate in eyes with a 1-piece or 3-piece acrylic intraocular lens (IOL). SETTING Department of Ophthalmology, Medical University of Vienna, Vienna, Austria. DESIGN Prospective randomized masked clinical trial. METHODS Patients with age-related cataract received a plate-haptic acrylic IOL (Acri.Smart 46S) i...

Journal: :The British journal of ophthalmology 2004
S R Lambert M Lynn C Drews-Botsch L DuBois D A Plager N B Medow M E Wilson E G Buckley

AIMS To compare optotype acuities and re-operation rates in children corrected with a contact lens (CL) compared with an intraocular lens (IOL) following unilateral cataract extraction during infancy in a non-randomised, retrospective case series. METHODS 25 infants with a unilateral congenital cataract underwent cataract surgery with (IOL group, n = 12) or without (CL group, n = 13) IOL impl...

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