Results 41 to 50 of about 32,714 (223)

Cataract prevalence, cataract surgical coverage and barriers to uptake of cataract surgical services in Pakistan: the Pakistan National Blindness and Visual Impairment Survey.

open access: yes, 2007
AIM: To estimate the prevalence of visual impairment and blindness caused by cataract, the prevalence of aphakia/pseudophakia, cataract surgical coverage (CSC) and to identify barriers to the uptake of cataract services among adults aged >or=30 years in ...
Bourne, R   +8 more
core   +1 more source

Accommodative intraocular lens versus standard monofocal intraocular lens implantation in cataract surgery. [PDF]

open access: yes, 2014
BACKGROUND: Following cataract surgery and intraocular lens (IOL) implantation, loss of accommodation or postoperative presbyopia occurs and remains a challenge.
Allan, Bruce DS   +2 more
core   +1 more source

Antibacterial Applications of Black and Violet Phosphorus‐Based Biomaterials

open access: yesAdvanced NanoBiomed Research, EarlyView.
Black and violet phosphorus‐based biomaterials exhibit broad‐spectrum antibacterial efficacy in various infections, including bone, skin, ocular, dental, lung, and sepsis cases. Their antibacterial mechanisms include physical disruption, light‐driven effects, targeted drug delivery, and enhanced composite strategies.
Zhuo Dai   +8 more
wiley   +1 more source

Spontaneous dislocation of lens bag with acrylic lens after uneventful cataract surgery – unusual complication of cataract surgery

open access: yesGMS Ophthalmology Cases, 2015
Introduction: Spontaneous dislocation of intraocular lens with bag is rare.Methods: We report a case of a 56-year-old male who presented with spontaneous anterior dislocation of an in-the-bag intraocular lens after manual small incision cataract surgery.
Shah, Mehul A.   +3 more
doaj   +1 more source

Causes of severe visual impairment and blindness in Bangladesh: a study of 1935 children.

open access: yes, 2007
OBJECTIVE: To identify the anatomical site and underlying aetiology of severe visual impairment and blindness (SVI/BL) in children in Bangladesh. DESIGN: A national case series. METHODS: Children were recruited from all 64 districts in Bangladesh through
Foster, A   +3 more
core   +1 more source

Complications in the first 5 years following cataract surgery in infants with and without intraocular lens implantation in the Infant Aphakia Treatment Study [PDF]

open access: yes, 2014
PURPOSE: To compare rates and severity of complications between infants undergoing cataract surgery with and without intraocular lens (IOL) implantation. DESIGN: Prospective randomized clinical trial.
Buckley, Edward G.   +5 more
core   +1 more source

Nanostructured drug delivery systems for posterior segment eye diseases: Strategies to defy ocular barriers

open access: yesBMEMat, EarlyView.
Efficient drug delivery to the posterior segment of the eye has long been a challenging issue due to the complex ocular barriers. The review focuses on the promise held by nanoplatforms for barrier penetration and the key mechanisms involved, also highlighting their advantages in achieving efficient drug delivery and superior treatment of PSEDs ...
Yifan Shen   +7 more
wiley   +1 more source

Multipiece posterior chamber intraocular lens as sutureless, glueless scleral fixated intraocular lens

open access: yesOman Journal of Ophthalmology, 2022
PURPOSE: The purpose of the study is to report the outcomes of sutureless, glueless multipiece posterior chamber intraocular lens (PCIOL) as scleral fixated intraocular lens (SFIOL) implantation in patients with poor or no posterior capsular support ...
Anuja Mohanty   +2 more
doaj   +1 more source

Prevalence and causes of blindness and visual impairment in Muyuka: a rural health district in South West Province, Cameroon.

open access: yes, 2006
AIM: To estimate the prevalence and causes of blindness and visual impairment in the population aged 40 years and over in Muyuka, a rural district in the South West Province of Cameroon.
Befidi-Mengue, R   +4 more
core   +2 more sources

Analysis of internal astigmatism and higher order aberrations in eyes implanted with a new diffractive multifocal toric intraocular lens [PDF]

open access: yes, 2012
Background To evaluate the intraocular lens (IOL) position by analyzing the postoperative axis of internal astigmatism as well as the higher-order aberration (HOA) profile after cataract surgery following the implantation of a diffractive multifocal ...
Ctvrteckova, Vera   +3 more
core   +2 more sources

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