Retrospective Cohort Study
Copyright ©The Author(s) 2019. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Ophthalmol. Oct 16, 2019; 8(1): 1-6
Published online Oct 16, 2019. doi: 10.5318/wjo.v8.i1.1
Series of cataract surgeries with I-ring pupil expansion ring
Kenneth Lu, Martin Garcia, Jack Tian, Rustum Karanjia
Kenneth Lu, Martin Garcia, Jack Tian, Rustum Karanjia, Doheny Eye Institute, University of California, Los Angeles, CA 91007, United States
Author contributions: Lu K and Karanjia R designed the study; Garcia M and Tian J collected the data; Lu K prepared the manuscript.
Supported by a research grant from Beaver-Visited International, the manufacturer of the I-ring.
Institutional review board statement: The UCLA Institutional Review Board has approved the above-referenced study.
Informed consent statement: Since this was a retrospective review of cases already performed with no release of any personal information, our institutional review board has waived the need for informed consent of the specific patients.
Conflict-of-interest statement: The authors do not have any financial interest in the company or the device.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See:
Corresponding author: Kenneth Lu, MD, Assistant Professor, Doheny Eye Institute, University of California, Los Angeles, 622 W. Duarte Rd, Suite 101, Arcadia, CA 91007, United States.
Telephone: +1-626-2549010
Received: May 17, 2019
Peer-review started: May 20, 2019
First decision: May 30, 2019
Revised: August 28, 2019
Accepted: October 3, 2019
Article in press: October 4, 2019
Published online: October 16, 2019
Core Tip

Core tip: Pupil expansion rings are not new devices, however, to date, there are no clinical series that examines the nuanced factors that go into the decision and use of I-ring. This study provides a front-line peek at the use of I-ring.