Results 81 to 90 of about 59,485 (323)

Patient-Perceived and Laboratory-Measured Halos Associated with Diffractive Bifocal and Trifocal Intraocular Lenses [PDF]

open access: yes, 2017
Purpose: To examine and assess the halos generated in distance vision by multifocal intraocular lenses (IOLs) using both in vitro objective and in vivo subjective methods.
Alba Bueno, Francisco   +4 more
core   +4 more sources

Intraocular lenses in the 21st Century [PDF]

open access: yesClinical and Experimental Optometry, 2010
Editorial
Wolffsohn, James S., Davies, Leon N.
openaire   +2 more sources

Implantable drug delivery system: Frontiers of medicine‐engineering interdisciplinary

open access: yesInterdisciplinary Medicine, EarlyView.
This review systematically summarizes the driving mechanisms of implantable on‐demand drug delivery systems (IDDS), including endogenous, exogenous, and closed‐loop strategies. It highlights the pivotal roles of flexible electronics and miniaturization in enhancing the tissue conformity and spatial adaptability.
Yu Zeng   +9 more
wiley   +1 more source

Comparison of Two Intraocular Lens Implantation Techniques in Pediatric Cataract Surgery in Terms of Postoperative Complications

open access: yesBalkan Medical Journal, 2018
Background: Pediatric cataract surgery differs substantially from adult cataract surgery. Numerous studies have focused on reducing the development of postoperative complications.
Mustafa Erdoğan Cicik   +4 more
doaj   +1 more source

A Novel Slit Lamp‐Based System for 3D Ultrasound of the Eye

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Objectives This study aims to develop and evaluate a novel slit‐lamp‐based system to acquire 3‐dimensional (3D) ultrasound volumes using conventional ultrasound probes. Methods A slit‐lamp adapter was 3D printed and connected with a linear actuator and graphical user interface (GUI) system to control movement and create volumes of 2‐dimensional scans ...
Claire E. Malley   +9 more
wiley   +1 more source

The scale matters: A review on stimuli‐responsive microrobots categorized by scale for biomedical applications

open access: yesResponsive Materials, EarlyView.
We systematically summarize how each scale dictates fundamental choices in design feature, manufacturing technology, driving mechanism, and control strategy, which are inherently governed by scale‐dominated physical principles. Furthermore, the application of scale‐determined operation modes of microrobots across different stages of medical ...
Hang Yin   +3 more
wiley   +1 more source

Toxic Anterior Segment Syndrome (TASS)

open access: yesTürk Oftalmoloji Dergisi, 2011
Toxic anterior segment syndrome (TASS) is a sterile intraocular inflammation caused by noninfectious substances, resulting in extensive toxic damage to the intraocular tissues.
Özlem Öner   +2 more
doaj   +1 more source

Phakic intraocular lenses: An overview

open access: yesIndian Journal of Ophthalmology, 2020
Phakic intraocular lenses (pIOLs) are a common solution for the surgical correction of high myopia and myopia in thin corneas. Global trends result in increasing rates of patients with high myopia which will result in increased rates of pIOL implantation.
Jonker, Soraya M.R.   +4 more
openaire   +5 more sources

Fiber Bragg Grating Force Sensors for Minimally Invasive Surgery: State of the Art, Challenges, and Opportunities

open access: yesSmartBot, EarlyView.
This article reviews the application of fiber Bragg grating (FBG) technology for precise force sensing in minimally invasive surgery. It outlines the fundamental working principles and algorithms used to interpret sensor data. The text surveys clinical applications across various medical fields, such as ophthalmology and vascular intervention (Table of
Shiyuan Dong   +9 more
wiley   +1 more source

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