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Comprehensive Assessment of Posterior Corneal Asphericity Change Calculated by Tangential Radius of Curvature After FS-LASIK and SMILE J. Refract. Surg. (IF 2.4) Pub Date : 2024-03-01 Jinglu Ying, PhD, Jun Zhang, MS, Bo Wang, PhD, Fei Pan, MS, Sijing Yang, PhD
Purpose: To evaluate changes in posterior corneal asphericity (ΔQ) using the tangential radius of curvature after femtosecond laser–assisted in situ keratomileusis (FS-LASIK) and small incision lenticule extraction (SMILE) procedures. Methods: One hundred twenty right eyes of myopic patients who underwent either FS-LASIK or SMILE procedures were analyzed using Sirius 3D corneal topography for assessment
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Anterior Segment Biometry During Accommodation After Posterior Chamber Phakic Implantable Collamer Lens Implantation J. Refract. Surg. (IF 2.4) Pub Date : 2024-03-01 Guang-Ming Zhang, MD, Li-Jun Zhao, MD, Hua-Tao Xie, MD, PhD, Ming-Feng Wu, MD, PhD
Purpose: To evaluate the dynamic changes in anterior segment parameters during accommodation following Implantable Collamer Lens (ICL) implantation with swept-source optical coherence tomography (SS-OCT). Methods: Under the accommodation of 0.00 diopters (D), 3.00 D, and maximum amplitude, SS-OCT was used to examine the anterior segment parameters, including ICL vault, ICL depth (the distance between
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Corneal Allogenic Intrastromal Ring Segments (CAIRS) for Corneal Ectasia: A Comprehensive Segmental Tomography Evaluation. J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 Yara Bteich,Jad F Assaf,Anthony Abou Mrad,Soosan Jacob,Farhad Hafezi,Shady T Awwad
PURPOSE To evaluate the visual, refractive, and tomographic results of patients with corneal ectasia treated with corneal allogenic intrastromal ring segments (CAIRS) insertion without concomitant corneal cross-linking. METHODS Fifty-two eyes from 39 patients with stable corneal ectasia and unsatisfactory visual acuity with contact lenses were included. All patients underwent CAIRS insertion with no
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Predictability of the Achieved Lenticule Thickness in Keratorefractive Lenticule Extraction for Myopia Correction. J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 Maja Bohač,Ivan Gabrić,Krešimir Gabrić,Mateja Jagić,Samuel Arba Mosquera
PURPOSE To assess the predictability between the SCHWIND ATOS femtosecond laser (SCHWIND eye-tech-solutions) read-out and achieved lenticule thickness measured using MS-39 anterior segment optical coherence tomography (ASOCT; CSO) at the corneal vertex at postoperative 1 day and 1 and 3 months of follow-up. METHODS This retrospective case series included 130 eyes of 65 consecutive patients who were
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Cost-Effectiveness Analysis of Light Adjustable Lens Compared to Monofocal Intraocular Lens in Cataract Surgery. J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 Taiki W Nishihara,Jenny Q Hu,Rhiannon D Buchholz,James D Murphy,Natalie A Afshari
PURPOSE To analyze the cost-effectiveness of the Light Adjustable Lens (LAL; RxSight) in comparison to a monofocal intraocular lens (IOL) for individuals undergoing cataract surgery in both eyes. METHODS A cost-effectiveness analysis was performed using a Markov model that simulated the patient outcomes and costs associated with undergoing cataract surgery with the LAL or monofocal IOL. Cost-effectiveness
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Corneal Higher Order Aberrations and Epithelial Remodeling With Femtosecond Laser-Assisted LASIK Topography-guided and Customized Asphericity Ablation in the Contralateral Eye: A Randomized, Double-Blind, Prospective Study. J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 Adriana F V Lyra,Ermano M Alves,Afra A Montenegro,Natália S Parente,Manuela T Cardoso,Lucas M Alves,Carolina B Maia,Bruno M Fontes,Walton Nose
PURPOSE To evaluate refractive results, corneal higher order aberrations (HOAs), and epithelial remodeling in the preoperative and postoperative period of regular corneas that had topography-guided femtosecond laser-assisted laser in situ keratomileusis (LASIK) (Contoura WaveLight; Alcon Laboratories, Inc) and compare them with the contralateral eye that underwent ablation customized by asphericity
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The Most Cited Modern Articles in Refractive Surgery (2010-2020). J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 J Bradley Randleman
PURPOSE To provide a comprehensive analysis of the most highly cited modern articles in refractive surgery, those published between 2010 and 2020, and compare these results to a list of the most highly cited articles in refractive surgery from all timepoints. METHODS The Scopus database was searched for articles pertaining to refractive surgery using multiple search terms to identify the top 100 most
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Comparing Effective Optical Zones After Myopic Ablation Between LASIK, PRK, and SMILE With Correlation to Higher Order Aberrations. J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 Majid Moshirfar,Michael S Herron,David S Cha,Jordan Santos,Carter J Payne,Phillip C Hoopes
PURPOSE To explore size, decentration, and eccentricity of effective optical zones (EOZs) in laser in situ keratomileusis (LASIK), photorefractive keratectomy (PRK), and small incision lenticule extraction (SMILE) and correlate them to higher order aberrations (HOAs). METHODS This was a retrospective chart review of 188 eyes that underwent refractive surgery for compound myopia (61 LASIK, 84 PRK, 43
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Effective Optical Zone and Centration Following SMILE and FS-LASIK for High Myopia Calculated With a Novel Method. J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 Shengtao Liu,Jingying Liu,Chiwen Cheng,Yu Cai,Yangyi Huang,Tian Han,Yichen Xiao,Xingtao Zhou
PURPOSE To compare the effective optical zone (EOZ) and centration in eyes with high myopia after small incision lenticule extraction (SMILE) and femtosecond laser-assisted in situ keratomileusis (FS-LASIK) using a novel method. METHODS Forty eyes of 40 consecutive patients with high myopia scheduled for SMILE or FS-LASIK were enrolled in the study. The EOZ, optical zone decentration, and corneal aberrations
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Simultaneous Topography-guided Custom Ablation With Corneal Cross-linking for Keratoconus: 10-Year Prospective Outcomes. J. Refract. Surg. (IF 2.4) Pub Date : 2023-11-01 Gairik Kundu,Pooja Khamar,Durgalaxmi Modak,Ritica Mukherji,Anushree Bhatkal,Abhijit Sinha Roy,Rohit Shetty
PURPOSE To assess 10-year visual and tomographic outcomes of topography-guided custom ablation (T-CAT) with corneal cross-linking (CXL) in eyes with keratoconus. METHODS T-CAT with CXL was performed in 600 eyes (522 patients). Based on the T-CAT ablation plan, the theoretical maximum ablation depth was 50 µm after epithelium removal. After ablation, accelerated corneal cross-linking (CXL) was performed
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New Nitinol-based Thermomechanically Adjustable IOL Technology. J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 Ruth Lapid-Gortzak,Thomas Kohnen,Nir Israeli,Philip Mitsel,Vadim Shmukler
PURPOSE To evaluate the feasibility of new adjustable intraocular lens (IOL) technology. METHODS The foldable adjustable IOL consists of a nitinol mechanism placed in a haptic-optic cradle. Heating actuators on the nitinol mechanism with a continuous green laser achieve controlled movement of the mechanism and optic. Activation occurs in controlled steps: rotation in 1-degree steps over 360 degrees
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12-Month Outcomes of Small Incision Lenticule Extraction With Proper Head Positioning but No Reference Marking for the Correction of Astigmatism. J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 Varintorn Chuckpaiwong,Ekktet Chansue,Kaevalin Lekhanont,Morakot Tanehsakdi,Passara Jongkhajornpong,Manachai Nonpassopon
PURPOSE To investigate the 12-month outcomes of small incision lenticule extraction (SMILE) with proper head positioning but no reference marking for correcting astigmatism. METHODS This was a retrospective cohort study of 3,541 patients (5,953 eyes) who underwent SMILE between July 2010 and April 2021. Patient positioning on the treatment bed was meticulously done in every patient to avoid face turn
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Efficacy and Safety of Implantable Collamer Lens V4c Implantation in 1,834 Myopic Eyes for 1 Year of Follow-up. J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 Jingxiao Du,Wenkai Zhou,Ting Zhao,Tianwei Qian,Yi Lu,Haiyan Li,Zhihua Zhang,Jingcai Lian
PURPOSE To evaluate visual outcomes of patients with myopia after EVO Implantable Collamer Lens (ICL) (STAAR Surgical) implantation and predict risk factors of postoperative vault abnormalities. METHODS In this single-center, retrospective analysis, 1,834 eyes of 926 patients with myopia who underwent EVO ICL implantation were recruited between 2020 and 2021. Patients were followed up for 1 year, during
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Standard Clinical Outcomes, Light Distortion, Stereopsis, and a Quality-of-Life Assessment of a New Binocular System of Complementary IOLs. J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 Jerónimo Lajara-Blesa,Miguel Ángel Rodríguez-Izquierdo,Lorenzo Vallés-San-Leandro,Gurjeet Jutley,María de Los Remedios Ortega-García,Juan F Zapata-Díaz
PURPOSE To evaluate the visual outcome, light distortion index (LDI), and quality of life (QoL) of patients implanted with two complementary intraocular lenses (IOLs) to treat cataract and presbyopia. METHODS Twenty-seven consecutive patients with cataract were treated with the implantation of the Artis Symbiose Mid (Mid) IOL (Cristalens Industrie) in the distance-dominant eye and the Artis Symbiose
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Eye Rubbing in Chinese Patients With Keratoconus: A Multicenter Analysis. J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 XingHan Guo,Jiang Bian,Kaili Yang,Xiaoxue Liu,Yu Sun,Mingna Liu,Xiaolin Qi,Shengwei Ren,Yanling Dong,Hua Gao
PURPOSE To investigate the eye rubbing habits of Chinese patients with keratoconus. METHODS This study was carried out from 2018 to June 2022 at Shandong Eye Hospital, Qingdao Eye Hospital, and Henan Eye Hospital. The study compared the number of patients who rubbed their eyes between medical records and second time questionnaires, eye rubbing of patients with myopia and patients with keratoconus,
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Refractive Outcomes of Cataract Surgery in Patients With Intrastromal Femtosecond Laser Treatment of Presbyopia (INTRACOR). J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 Tadas Naujokaitis,Mustafa K Hallak,Louise Blöck,Ramin Khoramnia,Gerd U Auffarth
PURPOSE To evaluate the outcomes of cataract surgery with intraocular lens (IOL) implantation in patients who underwent intrastromal femtosecond laser treatment of presbyopia (INTRACOR). METHODS This was an interventional case series of 8 patients (10 eyes) who presented for cataract surgery 6.1 ± 3.2 years (mean ± standard deviation [SD]) after INTRACOR (Technolas Perfect Vision GmbH) treatment. A
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Optical Quality and Higher Order Aberrations of Refractive Extended Depth of Focus Intraocular Lenses. J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 Isabella D Baur,Weijia Yan,Gerd U Auffarth,Ramin Khoramnia,Grzegorz Łabuz
PURPOSE To compare the optical quality and higher order aberrations of four different refractive extended depth of focus intraocular lens (EDOF IOL) models (Lentis Comfort [Teleon Surgical BV], MiniWell (SIFI), LuxSmart [Bausch & Lomb], and AcrySof IQ Vivity [Alcon Laboratories, Inc]) and a monofocal IOL (Tecnis ZCB00; Johnson & Johnson Surgical Vision, Inc). METHODS An optical metrology instrument
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Accuracy of Seven Modern Online IOL Formulas in Eyes With Axial Lengths Longer Than 30 mm. J. Refract. Surg. (IF 2.4) Pub Date : 2023-10-01 Er Mo,Zexin Chen,Ke Feng,Fuman Yang,Jin Li,Yun-E Zhao
PURPOSE To evaluate the accuracy of newer online intraocular lens (IOL) formulas in extremely elongated eyes (axial length > 30 mm). METHODS This retrospective case series study included 236 patients (236 eyes). Postoperative refractive outcomes of the Barrett Universal II (BU II), Cooke K6 (K6), Emmetropia Verifying Optical (EVO) 2.0, Hoffer QST (HQST), Kane, Pearl-DGS, and Radial Basis Function (RBF)
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The Implementation of Glasses-free 3D Display in ICL Surgery: A Pilot Study. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 Ke Zheng,Xiaohong Zheng,Jing Wang,Yinan Han,Xiaoying Wang,Xingtao Zhou
PURPOSE To compare the efficacy and safety of the glasses-free three-dimensional (3D) display and conventional optical microscope in Implantable Collamer Lens (ICL; STAAR Surgical) surgery. METHODS This randomized controlled trial enrolled 51 eyes of 26 patients who received ICL surgery. After random allocation, patients received surgery under either a glasses-free 3D display (16 eyes) or a conventional
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Surgical Technique to Treat Presbyopic Inlay-Associated Corneal Haze With Sequential Excimer Photoablation: A Case Series. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 Brian J H Lee,Hon Shing Ong,Beau J Fenner,Jodhbir S Mehta
PURPOSE To describe an approach using sequential excimer laser ablation of the stromal surface of the corneal flap with or without subsequent excimer ablation to the stromal bed to reduce presbyopic inlay-associated corneal haze. METHODS Twelve patients who underwent KAMRA inlay (Acufocus) explantation due to corneal haze were included. The mean interval between explantation and the primary surgery
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Visual Performance at All Distances and Patient Satisfaction With a New Aspheric Inverted Meniscus Intraocular Lens. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 José M Marín,Lucía Hervella,Eloy Villegas,Consuelo Robles,Encarna Alcón,Inés Yago,Pablo Artal
PURPOSE To evaluate visual performance, spectacle independence, and quality of vision of new intraocular lenses (IOLs) for presbyopia correction with an aspheric inverted meniscus optical design (ArtIOLs; Voptica SL) in patients undergoing bilateral cataract surgery. METHODS In this prospective study, 60 eyes from 30 patients implanted bilaterally with Art40 and Art70 IOLs were included. These new
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Comparison of Intraoperative Time Taken for Docking, Lenticule Dissection, and Overall Workflow for SMILE Performed With the VisuMax 800 Versus the VisuMax 500 Femtosecond Laser. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 Sheetal Brar,Sri Ganesh,Sindhu Bhargav
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Diffusion Depth and Efficacy of Different Infiltration Times for Rose Bengal/Green Light Corneal Cross-linking in Rabbit Eyes. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 Rongrong Gao,Ming Chen,Xueyang Chen,Xinyu Liu,Qingqing Jiang,Keith M Meek,Qinmei Wang,Shihao Chen,Jinhai Huang
PURPOSE To explore the diffusion depth and green light corneal cross-linking efficacy of different rose bengal (Rb) infiltration times in rabbit eyes. METHODS Twenty-eight fresh rabbit eyes were deepithelialized and infiltrated in 0.1% Rb solution for 2 to 30 minutes. Corneal frozen sections were cut and Rb diffusion depth was observed under the confocal microscope. A further 36 rabbits were randomly
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Changes of Subjective Symptoms and Tear Film Biomarkers Following Lenticule Extraction. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 Mohannad Alwees,Teresa Tsai,Anika Foerster,Janine Theile,H Burkhard Dick,Stephanie C Joachim,Suphi Taneri
PURPOSE To investigate the influence of lenticule extraction on subjective symptoms and objective biomarkers of dry eye and to clarify relationships between markers and find indicators for subjective symptoms after lenticule extraction. METHODS Right eyes of myopic patients undergoing lenticule extraction surgery (n = 35) were examined preoperatively and 5 and 90 days postoperatively using established
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Efficacy, Safety, Predictability, and Stability of LASIK for Presbyopia Correction: A Systematic Review and Meta-analysis. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 Guanghong Zhang,Haixing Cao,Chao Qu
PURPOSE To determine the efficacy, safety, predictability, and stability of laser in situ keratomileusis (LASIK) in the treatment of presbyopia. METHODS The databases of CNKI, VIP, Wan-Fang, CBM, Chinese Clinical Registry, PubMed, The Cochrane Library, Web of Science, Embase, and ClinicalTrials.gov were searched until March 2023. The authors chose the studies of LASIK in the treatment of presbyopia
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Impact of Small Incision Lenticule Extraction for High Myopia on Intraocular Pressure Measurements With Pneumotonometry. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 Kjeld M Mohr,Anders N Gyldenkerne,Jesper Ø Hjortdal
PURPOSE To evaluate the medium-term impact of small incision lenticule extraction (SMILE) on air-puff tonometry (APT) and how it may be corrected. METHODS In this controlled prospective study, 69 eyes from 69 patients treated with SMILE for high myopia (mean: -7.22 diopters) were included. Central corneal thickness (CCT), spherical equivalent refraction (SEQ), corneal power, and intraocular pressure
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Clinical and Aberrometric Outcomes of a New Implantable Collamer Lens for Myopia and Presbyopia Correction in Phakic Patients. J. Refract. Surg. (IF 2.4) Pub Date : 2023-09-01 José F Alfonso,Luis Fernández-Vega-Cueto,Carlos Lisa,Belén Alfonso-Bartolozzi,Ana Palacios,David Madrid-Costa
PURPOSE To assess the clinical and aberrometric outcomes of a new Implantable Collamer Lens (EVO Viva ICL; STAAR Surgical) to correct moderate to high myopia and presbyopia. METHODS The study included 80 eyes of 40 patients who had bilateral EVO Viva ICL implantation. Uncorrected (UDVA) and corrected (CDVA) distance visual acuities, refraction, presbyopic add power, binocular through-focus visual acuity
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What Do Surgeons Mean With the Term "Surgically Induced Astigmatism"? J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Avi Wallerstein,Mathieu Gauvin
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Visual Performance After Unilateral Implantation of an Extended Depth-of-Focus Intraocular Lens in Patients With Unilateral Cataract. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Ali Nowrouzi,Jorge L Alió Del Barrio,Francesco D'Oria,Nabil Ragaei Kamel,Jorge L Alió
PURPOSE To investigate the visual performance after unilateral implantation of an extended depth-of-focus intraocular lens (IOL) in patients with unilateral cataracts. METHODS In this prospective study, uneventful phacoemulsification with LuxSmart IOL (Bausch & Lomb) implantation was performed in 25 eyes of 25 patients with unilateral cataracts. At postoperative 1, 4, 12, and 24 weeks, uncorrected
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Comparison of Dynamic Vault Changes Following Implantation of Two Different Models of Phakic Intraocular Lenses. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Sheetal Brar,Sanjali Tadas Wadhokar,Supriya Samak Sriganesh,Sriganesh
PURPOSE To compare the dynamic vault range (the difference in the central vault height from scotopic to photopic light condition) after implantation of the ICL/TICL (STAAR Surgical) and Eyecryl phakic/Eyecryl phakic toric intraocular lens (IOL) (Biotech Healthcare). METHODS This retrospective study included patients with myopia or myopic astigmatism eligible for phakic IOL implantation with either
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Efficacy Comparison Between Toric Posterior Chamber Phakic IOL and Posterior Chamber Phakic IOL Plus Modified Steep Meridian Corneal Relaxing Incision for Moderate to High Astigmatism Corrections. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Shengtao Liu,Xuejun Wang,Xun Chen,Xiaoying Wang,Jing Zhao,Xingtao Zhou
PURPOSE To compare posterior chamber phakic intraocular lens (Implantable Collamer Lens [STAAR Surgical]) (ICL) plus modified steep meridian corneal relaxing incision (MS-CRI) to toric posterior chamber phakic intraocular lens (Toric Implantable Collamer Lens [STAAR Surgical]) (TICL) implantation for the correction of moderate to high astigmatism. METHODS In this prospective, randomized clinical trial
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Clinical Characteristics and Tear Film Biomarkers in Patients With Chronic Dry Eye Disease After Femtosecond Laser-Assisted Laser in Situ Keratomileusis. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Lu Zhao,Yu Zhang,Hongyu Duan,Tingting Yang,Yifan Zhou,Baikai Ma,Yueguo Chen,Hong Qi
PURPOSE To investigate clinical characteristics and tear film biomarkers of patients with chronic dry eye disease (DED) following femtosecond laser-assisted laser in situ keratomileusis (FS-LASIK). METHODS Patients were divided into the chronic DED after FS-LASIK (n = 36), DED without FS-LASIK (n = 39), and normal control (without FS-LASIK; n = 34) groups. Dry eye, pain, and psychological-related symptoms
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SMILE, CLEAR, SILK: It's Time for a Common Term. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Majid Moshirfar,Jared J Tuttle,Isabella M Stoakes,Nour Bundogji,Phillip C Hoopes
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A Case Series of Infectious Keratitis After Corneal Cross-linking. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Hossein Farrokhpour,Mohammad Soleimani,Kasra Cheraqpour,Ahmad Masoumi,Seyed Ali Tabatabaei,Mansoor Shahriari,Sara Hobaby,Seyed Mahbod Baharnoori,Ahmed Chaudhry,Ali R Djalilian
PURPOSE To present the 7-year experience of a tertiary eye hospital while exploring possible risk factors and incidence of infectious keratitis in patients undergoing standard corneal cross-linking (CXL). METHODS This retrospective cohort study included patients with progressive keratoconus undergoing standard CXL in the Farabi Eye Hospital and all other patients who had undergone CXL in other facilities
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Spherical Aberration of Astigmatic Corneas in a Cataract Population. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Isabella D Baur,Gerd U Auffarth,Ramin Khoramnia,Grzegorz Łabuz
PURPOSE To study the distribution of spherical aberration (SA) in astigmatic corneas in a cataract population and the relationship between magnitude of corneal astigmatism and fourth-order corneal SA. METHODS Data routinely collected using a Scheimpflug camera (Pentacam; Oculus Optikgeräte GmbH) were retrospectively analyzed. Patients with a minimum age of 60 years were included. Total corneal SA (from
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Assessment of Visual Habituation Measured With the Halo & Glare Simulator and Its Impact on Patient Satisfaction Following Quadrifocal IOL Implantation. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Christoph Lwowski,Vladimir Rusev,Thomas Kohnen
PURPOSE To evaluate the levels of habituation and its influence on outcome satisfaction in patients who underwent bilateral multifocal intraocular lens (IOL) implantation. METHODS A total of 24 patients underwent bilateral multifocal IOL implantation surgery with the AcrySof IQ PanOptix trifocal diffractive IOL (Alcon Laboratories, Inc) following cataract extraction or for refractive purposes. Data
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Comparison of Visual Outcomes of Two Trifocal IOLs. J. Refract. Surg. (IF 2.4) Pub Date : 2023-08-01 Aylin Kılıç,Ayse Özpınar,Cafer Tanrıverdi
PURPOSE To compare the visual outcomes of bilateral implantation of two commercially available trifocal intraocular lenses (IOLs) (AcrySof IQ PanOptix IOL; Alcon Laboratories, Inc and AcrivaUD Trinova IOL; VSY Biotechnology). METHODS This comparative, investigator-initiated, single-center randomized trial was conducted by the Department of Ophthalmology of the Medipol Mega University Hospital in Istanbul
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Rotational Stability After Implantation of Two Different Phakic Toric Intraocular Lenses. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Deniz Kilic,Anika Förster,Erik Mertens,H Burkhard Dick,Suphi Taneri
PURPOSE To compare clinical outcomes and rotational stability of the toric implantable Collamer lens (TICL) and toric implantable phakic contact lens (TIPCL). METHODS Charts were reviewed from January 2011 to January 2023 to identify all TICLs and TIPCLs implanted by a single surgeon. Implant size was generally chosen according to the manufacturer's recommendation, but 15 TIPCLs 0.25 mm larger than
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Analysis of Wavefront Data Obtained With a Pyramidal Sensor in Pseudophakic Eyes Implanted With Diffractive Intraocular Lenses. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Miguel Faria-Ribeiro,José Manuel González-Méijome,Maria Isabel Pinho Ferreira,Anabela Ferreira Morais-Borges,José Salgado-Borges
PURPOSE To investigate the clinical validity of using wavefront measurements obtained with a recently available pyramidal aberrometer to assess the optical quality of eyes implanted with diffractive intraocular lenses (IOLs). METHODS Individual biometric data were used to create models of pseudophakic eyes implanted with two diffractive IOLs. Their synthetic wavefronts were calculated by ray-tracing
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Corneal Biomechanical Evaluation After Meniscus-Shaped Stromal Lenticule Addition Keratoplasty (MS-SLAK) for Keratoconus. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Emilio Pedrotti,Erika Bonacci,Adriano Fasolo,Rosa Longo,Giovanlorenzo Pastore,Riccardo Vinciguerra,Paolo Vinciguerra,Giorgio Marchini
PURPOSE To evaluate corneal biomechanical changes after meniscus-shaped stromal lenticule addition keratoplasty (MS-SLAK) performed for the treatment of keratoconus. METHODS This interventional study included patients affected by advanced keratoconus (stage III and IV) who underwent examination with a dynamic Scheimpflug analyzer and non-contact tonometer (Corvis ST; Oculus Optikgeräte GmbH) at baseline
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An Efficient Technique for the Long-term Preservation of SMILE Lenticules Using Desiccation. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Anaïs Vautier,Jean-Louis Bourges,Eric Gabison,Fanny Chaventre,Sabine Lefevre,David Toubeau,Christophe Arnoult,Catherine Albou-Ganem,Olivier Boyer,Marc Muraine
PURPOSE To evaluate a desiccation protocol for the long-term preservation of human small incision lenticule extraction (SMILE) lenticules and to study their integration in an in vivo rabbit model. METHODS Lenticules were retrieved after SMILE procedures in patients, then desiccated according to a novel protocol. Histologic and electron microscopic analyses were performed. Six rabbit eyes received grafts
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Impact of Corneal Toricity on the Distribution of Corneal Epithelial Thickness. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Jiafan Zhang,Sai Liu,Ting Shao,Hua Li,Huifeng Wang,Keli Long
PURPOSE To investigate the impact of corneal toricity on the distribution characteristics of corneal epithelial thickness (CET). METHODS A total of 330 eyes in 330 healthy participants were included in this study. They were divided into two groups based on the median of the corneal toricity value: low-toricity group (corneal toricity < 1.50 diopters) and high-toricity group (corneal toricity ≥ 1.50
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Epithelial Thickness Mapping in Keratoconic Corneas: Repeatability and Agreement Between CSO MS-39, Heidelberg Anterion, and Optovue Avanti OCT Devices. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Yue Feng,Dan Z Reinstein,Tore Nitter,Timothy J Archer,Colm McAlinden,Geir Bertelsen,Aleksandar Stojanovic
PURPOSE To assess repeatability and agreement of corneal epithelial thickness mapping in eyes with keratoconus using three optical coherence tomography (OCT) devices featuring different technologies: spectral-domain (SD) OCT combined with Placido disk corneal topography (MS-39), swept-source OCT (Anterion), and SD-OCT (Avanti). METHODS Three consecutive measurements were acquired with the three devices
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Evaluation of the Performance of Two Nomograms and Four Vault Prediction Formulas for Implantable Collamer Lens Size Selection. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Chuhao Tang,Tong Sun,Hongyu Duan,Yilin Liu,Hong Qi
PURPOSE To evaluate the performance of different nomograms and vault prediction formulas in predicting the optimal Implantable Collamer Lens (ICL; STAAR Surgical) size and vault. METHODS This retrospective study included 108 participants (214 eyes) who underwent ICL implantation. The efficacy of the manufacturer's nomogram, Parkhurst nomogram, NK formula, KS formula, Zhu formula, and ZZ formula was
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Laboratory Evaluation of Optical Performance of Aspheric Monofocal Intraocular Lenses With Various Anti-misalignment Designs Under the Influence of Decentration and Tilt. J. Refract. Surg. (IF 2.4) Pub Date : 2023-07-01 Zhichao Ren,Xiaomin Liu,Ying Zhang,Wenfeng Li,Yusen Huang
PURPOSE To assess the effectiveness and characteristics of aspheric monofocal intraocular lenses (IOLs) with different anti-misalignment designs. METHODS Three types of anti-misalignment IOLs (with aspheric balance curve design, ZO optic design, and high-order optical aspheric surface design) and no anti-misalignment IOLs were involved. From each type of these IOLs, +8.00, +17.00, and +26.00 diopter
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Transient Light Sensitivity Syndrome (TLSS) Incidence Following Femtosecond LASIK for Myopic and Hyperopic Eyes and Femtosecond SMILE for Myopic Eyes. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Dan Z Reinstein,Joseph G Potter,Ruchi Gupta,Robert Yammouni,Timothy J Archer
PURPOSE To evaluate and compare the incidence of transient light sensitivity syndrome (TLSS) after myopic laser in situ keratomileusis (LASIK), hyperopic LASIK, and myopic small incision lenticule extraction (SMILE). METHODS A retrospective analysis was performed of consecutive LASIK and myopic SMILE cases, performed with the VisuMax femtosecond laser and MEL 80 or MEL 90 excimer laser (both Carl Zeiss
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Influencing Factors of Glare in Patients With Myopia After Small Incision Lenticule Extraction. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Wuxiao Zhao,Jifang Wang,Dan Fu,Yangyi Huang,Tian Han,Xingtao Zhou,Jing Zhao
PURPOSE To investigate influencing factors of glare in patients with myopia after small incision lenticule extraction (SMILE). METHODS Thirty patients (60 eyes) aged 24.9 ± 4.5 years with spherical equivalent of -6.69 ± 1.10 diopters (D) and astigmatism of -1.25 ± 0.76 D who underwent SMILE were consecutively recruited in this prospective study. Visual acuity, subjective refraction, Pentacam corneal
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Pharmacological Accommodative Changes of the Anterior Segment and Its Impact on the Vault in Implantable Collamer Lens Implantation. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Mingrui Cheng,Shengtao Liu,Xun Chen,Xiaodong Zhou,Xingtao Zhou,Xiaoying Wang
PURPOSE To estimate the accommodative changes of the anterior segment and its impact on the central and peripheral vaults after Visian Implantable Collamer Lens (ICL) (STAAR Surgical) implantation. METHODS Eighty eyes of 40 consecutive patients (mean age: 28.05 years; range: 19 to 42 years) were examined 3 months after ICL implantation. Eyes were randomly divided into a mydriasis group and a miosis
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Sequential Custom Therapeutic Keratectomy for the Treatment of Granular Corneal Dystrophy Type 1: A Long-term Study. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Fabrizio I Camesasca,Riccardo Vinciguerra,Emanuela F Legrottaglie,Emanuela Morenghi,Silvia Trazza,Paolo Vinciguerra
PURPOSE To evaluate the effectiveness of sequential custom phototherapeutic keratectomy (SCTK) for granular corneal dystrophy type 1 (GCD1). METHODS Thirty-seven eyes of 21 patients with GCD1 were treated with SCTK to remove superficial opacifications, regularize the corneal surface, and decrease optical aberrations. SCTK is a sequence of custom therapeutic excimer laser keratectomies with step-by-step
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Incidence of Microfolds Using a Standardized Three-Stage LASIK Flap Replacement Protocol. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Dan Z Reinstein,Ruchi Gupta,Timothy J Archer,Joseph G Potter,Alexander C Day
PURPOSE To describe a standardized three-stage flap replacement protocol and report the incidence of microfolds after femtosecond laser-assisted laser in situ keratomileusis (LASIK) surgery. METHODS A retrospective analysis of 14,374 consecutive LASIK procedures with the VisuMax femtosecond laser (Carl Zeiss Meditec) by two surgeons was conducted. As per the standardized procedure, all eyes underwent
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Precision of Corneal Aberrations Measured by a New SD-OCT/Placido Topographer and Its Agreement With a Scheimpflug/Placido Topographer. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Rui Ning,Lingling Niu,Wenqian Xing,Ting Wan,Xiaomin Huang,Jinxuan Xiahou,Yiran Wang,Giacomo Savini,Domenico Schiano-Lomoriello,Xingtao Zhou,Xiaoying Wang,Jinhai Huang
PURPOSE To evaluate the precision of corneal aberrations measured by a new SD-OCT/Placido topographer, the MS-39 (CSO), and to compare them with those provided by a Scheimpflug/Placido device, the Sirius (CSO), in normal eyes. METHODS This study enrolled 90 normal eyes of 90 patients. Total root mean square (RMS), higher order RMS, coma, trefoil, spherical aberration, and astigmatism II were analyzed
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Analysis of Posterior Corneal Surgically Induced Astigmatism Following Cataract Surgery With a 1.8-mm Temporal Clear Corneal Incision. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Jack X Kane,Benjamin R LaHood,Michael Goggin
PURPOSE To determine posterior corneal surgically induced astigmatism (SIA) when using a temporal clear corneal incision and the IOLMaster 700 (Carl Zeiss Meditec AG) for biometric measurements and to determine whether posterior corneal SIA can be predicted from preoperative data. METHODS A total of 258 consecutive eyes of 258 patients underwent cataract surgery with a 1.8-mm temporal clear corneal
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Reply: The Importance of a Correct Preliminary Sample Size Calculation to Have Reliable Results in Astigmatism Analysis Studies. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Charles-Henry Rémignon,Antoine Levron,Corinne Dot
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Rotational Stability of a New Progressive Toric Hydrophobic Intraocular Lens With Gradually Decreasing Cylinder Power. J. Refract. Surg. (IF 2.4) Pub Date : 2023-06-01 Giacomo Savini,Alessandro Mularoni,Ettore Destro,Piero Barboni,Domenico Schiano-Lomoriello
PURPOSE To investigate the rotational stability of a new hydrophobic C-loop one-piece toric intraocular lens (IOL). METHODS In this retrospective multicenter case series, the Avansee Preload1P Toric Clear (Kowa Co Ltd) was implanted using a digital marking system. Its orientation was assessed with retroillumination photographs at 1 hour, 1 day, 1 week, 1 month, 3 months, and 6 months. The mean rotation
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Prediction of Implantable Collamer Lens Vault Based on Preoperative Biometric Factors and Lens Parameters. J. Refract. Surg. (IF 2.4) Pub Date : 2023-05-01 Yu Di,Ying Li,Yan Luo
PURPOSE To establish and validate the accuracy of implantable collamer lens (ICL) vault size prediction formula based on preoperative biometric factors and lens parameters. METHODS This study included 300 patients (300 eyes) with Visian ICL V4c (STAAR Surgical) implantation. They were randomly divided into the formula establishment group and formula validation group. Anterior segment measurements,
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Toric Intraocular Lens Rotational Stability Comparison Studies: Preoperative Characteristic Selection Importance. J. Refract. Surg. (IF 2.4) Pub Date : 2023-05-01 Ankur Gupta,Alexander Ionides
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Refractive and Visual Outcomes of SMILE for Compound Myopic Astigmatism With the VISUMAX 800. J. Refract. Surg. (IF 2.4) Pub Date : 2023-05-01 Dan Z Reinstein,Timothy J Archer,Joseph G Potter,Ruchi Gupta,Rainer Wiltfang
PURPOSE To report the first refractive and visual outcomes of small incision lenticule extraction (SMILE) using the VISUMAX 800 femtosecond laser (Carl Zeiss Meditec AG). METHODS This was a retrospective analysis of consecutive eyes treated by SMILE using the VISUMAX 800 femtosecond laser at London Vision Clinic, EuroEyes Group, London, United Kingdom. Inclusion criteria were patients aged younger
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Keratometry Agreement Between Two Swept-Source OCT Devices in Healthy and Post-refractive Surgery Eyes. J. Refract. Surg. (IF 2.4) Pub Date : 2023-05-01 Noelia Martínez-Albert,Juan Carlos Nieto-Fernández,José Vicente García-Marqués
PURPOSE To evaluate the keratometry agreement between two swept-source devices for healthy and post-refractive surgery eyes and compare them. METHODS One hundred volunteers between 20 and 55 years of age were recruited for this study including both healthy and post-refractive surgery eyes. Three consecutive measurements of simulated keratometry (Sim K), posterior keratometry (PK), and total keratometry
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Influence of the Reference Center on the Calculation of Corneal Higher Order Aberrations. J. Refract. Surg. (IF 2.4) Pub Date : 2023-05-01 David Smadja,Assaf Greenbaum,Avi Shoshani,Adi Abulafia,David Zadok,Itay Lavy
PURPOSE To evaluate the differences in corneal wavefront measurements in myopic and hyperopic eyes when calculated using three different reference centers and explore possible influencing factors for such differences. METHODS Corneal wavefront measurements were performed in myopic and hyperopic eyes using a GALILEI Placido Dual Scheimpflug Analyzer (Ziemer Ophthalmic Systems AG). Corneal higher order
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Visual Outcomes of Cataract Surgery in Patients With Keratoconus Using Toric and Non-toric Lenses. J. Refract. Surg. (IF 2.4) Pub Date : 2023-05-01 Jennifer Y M Ling,Grace Qiao,Alfonso Iovieno,Sonia N Yeung
PURPOSE To compare the accuracy and outcomes of different intraocular lens (IOL) power calculation formulas in eyes with keratoconus undergoing cataract surgery with toric and non-toric IOLs. METHODS This was a consecutive retrospective case series study including patients from the Cornea Service at the Department of Ophthalmology and Visual Sciences at the University of British Columbia, Vancouver