Clinical trials: Lens Disease
Astigmatism
Clinical Comfort Evaluation of Two Marketed Spherical Contact Lenses
The purpose of this study was to investigate the overall clinical comfort performance of enfilcon A (test) lens and senofilcon A (control) lens over 15-minutes of lens wear.
- Trial name
- NCT02356692
- Testing
- enfilcon A, senofilcon A
- Where
- 3 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Cataracts, Astigmatism
AcrySof Toric Clinical Results
This study is an evaluation of visual outcomes of subjects implanted with the AcrySof Toric Intraocular Lenses (IOLs) Models SN60T3, SN60T4, and SN60T5.
- Trial name
- NCT01214863
- Testing
- T3, T4, T5
- Where
- United States
- Volunteers
- 144 people
- Sponsor
- Alcon Research
Cataract
Visual Outcomes of Tecnis Symfony Opti-Blue EDOF Intraocular Lens (IOL)
Tecnis Symfony Optiblue EDOF IOL is the latest version of Tecnis Symfony IOL with a violet light filter (VLF), which blocks short-wavelength light and improves the quality of vision while minimizing visual disturbances.
- Trial name
- NCT06500416
- Testing
- Tecnis Symfony OptiBlue/ Tecnis Symfony OptiBlue toric IOL
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Coastal Eye Surgeons PLLC
Cataract
Visual Function After Implantation of Bilateral AcrySof® Toric Natural Intraocular Lens
The purpose of this study is to evaluate the effect that placement and power of the AcrySof Toric has on post-operative visual acuity and spectacle independence for distance vision.
- Trial name
- NCT00760487
- Testing
- AcrySof Toric IOL
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Alcon Research
Myopia
Comparative Clinical Evaluation of Daily Disposable Lenses in Symptomatic Lens Wearers
The purpose of this trial is to evaluate the extent to which symptoms improve in symptomatic contact lens wearers when fit with one of 5 different daily disposable contact lenses.
- Trial name
- NCT00953407
- Testing
- Nelfilcon A contact lens, Narafilcon A contact lens, Etafilcon A contact lens
- Volunteers
- 128 people
- Sponsor
- CIBA VISION
Astigmatism
Clinical Performance of a Daily Disposable Toric Silicone Hydrogel Contact Lens
The purpose of this study is to obtain on-eye clinical performance data to evaluate the stability of axis orientation of DDT2 toric contact lenses in the intended population.
- Trial name
- NCT04464044
- Testing
- verofilcon A toric contact lenses
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Alcon Research
Contact Lens Discomfort, Contact Lens-induced Corneal Disorder
Prolongation of Contact Lens Comfortable Wear Duration by CLM2 Topical Gel
This study compares contact lens comfortable wear duration, and signs and symptoms of contact lens discomfort, test versus control.
- Conditions
- Contact Lens Discomfort, Contact Lens-induced Corneal Disorder, Contact Lens Acute Red Eye, Contact Lens-induced Corneal Fluorescein Staining
- Trial name
- NCT03994406
- Testing
- CLM2 topical gel
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Glia, LLC
Cataract
Prospective Evaluation and Comparison of Bilateral Synergy Implants and Bilateral PanOptix Implants
The purpose of this study is to evaluate the AcrySof PanOptix Intraocular Lens (IOL) for binocular distance corrected near visual acuity (DCNVA) compared to TECNIS Synergy IOL.
- Trial name
- NCT05186298
- Testing
- AcrySof® IQ PanOptix®, Synergy®, Cataract Surgery
- Where
- 5 sites in United States
- Volunteers
- 320 people
- Sponsor
- Alterman, Modi, & Wolter Ophthalmic Physicians & Surgeons
Cataract
Rotational Stability of the AcrySof® Toric
To assess the rotational stability and the residual refractive cylinder and patient reported outcomes of the AcrySof Toric intraocular lens after unilateral or bilateral implantation.
- Trial name
- NCT00762216
- Testing
- AcrySof® Toric intraocular lens
- Where
- United States
- Volunteers
- 71 people
- Sponsor
- Alcon Research
Cataract, High Myopia
Artificial Intelligence for Highly Myopic Cataract
This study aims to establish a multi-center artificial intelligence model for the accurate calculation of intraocular lens and its clinical application in highly myopic cataract, so as to improve the accuracy of the prediction of…
- Conditions
- Cataract, High Myopia, Myopia, Automatic Judgement
- Trial name
- AI-HMC (NCT06616506)
- Testing
- newly-invented AI model
- Where
- China
- Volunteers
- 500,000 people
- Sponsor
- Shanghai High Myopia Study Group
Bilateral Cataract
ACRYSOF® Toric NATURAL T9 Intraocular Lens (IOL)
The purpose of this study is to describe rates of spatial distortions related to intraocular lens (IOL) misalignment for ACRYSOF® Single-Piece Toric NATURAL IOL Model SN60T9 when implanted bilaterally into the capsular bag…
- Trial name
- NCT00967473
- Testing
- ACRYSOF® Single-Piece NATURAL Toric IOL Model SN60T9 and Model SN60T8.
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Alcon Research
Cataract
Comparison of Femtosecond Laser Assisted Cataract Surgery to Conventional Phacoemulsification Cataract Surgery
In this project, the investigators aim to compare the safety, efficacy, and predictability outcomes of conventional CEIOL surgery to Femtosecond-laser-assisted CEIOL (FLACS) in an effort to improve cataract surgery outcomes.
- Trial name
- NCT02096627
- Where
- United States
- Volunteers
- 154 people
- Sponsor
- Johns Hopkins University
Astigmatism
In-office Evaluation of Two Toric Soft Contact Lenses and a Spherical Soft Contact Lens
The purpose of this study is to determine the relative performance of a new toric soft contact lens against a toric and a spherical contact lens currently available in market, specifically with regards to the fit and visual…
- Trial name
- NCT00584727
- Testing
- senofilcon A toric contact lens, alphafilcon A toric, etafilcon A sphere
- Volunteers
- 96 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Cataract Senile, Macula Hole
Ocular Coherence Tomography During Cataract Assessment
Many patients will have underlying maculopathy present when undergoing cataract surgery, which are not visible on fundoscopy alone.
- Conditions
- Cataract Senile, Macula Hole, Epiretinal Membrane, Age Related Macular Degeneration
- Trial name
- NCT05287269
- Testing
- Ocular Coherence Tomography
- Where
- United Kingdom
- Volunteers
- 626 people, healthy volunteers welcome
- Sponsor
- Brighton and Sussex University Hospitals NHS Trust
Aphakia, Mydriasis
Sutureless Intrascleral Intraocular Lens Fixation and Modified Iris Cerclage Pupilloplasty
In this study, patients with various causes of pupillary dilatation were recruited, and medical records and ophthalmology examinations, including slit-lamp examination, visual acuity, best corrected visual acuity, intraocular…
- Trial name
- NCT05829122
- Testing
- Sutureless Intrascleral Intraocular Lens Fixation and Modified Iris Cerclage Pupilloplasty
- Where
- China
- Volunteers
- 20 people
- Sponsor
- Changzhou Second People's Hospital affiliated with Nanjing Medical University
Myopia
Effects of Contact Lens Wear on Children's Self-Perceptions
The purpose of the study is to determine whether contact lens wear will improve children's self-perceptions more than spectacle wear.
- Trial name
- ACHIEVE (NCT00522288)
- Testing
- Soft contact lenses, Spectacle
- Where
- 5 sites in United States
- Volunteers
- 484 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Pseudoaphakia
Characterization and Causative Factors of Negative Dysphotopsia
The present study is designed as an exploratory study, seeking to investigate the correlation of patient complaints to subjective or objective measurement methods.
- Trial name
- NDys (NCT04224129)
- Where
- Austria
- Volunteers
- 10 people
- Sponsor
- Vienna Institute for Research in Ocular Surgery
Astigmatism
Revive Toric RWE Study
This is a post-market observational clinical investigation. The objective of this observational study is to evaluate the visual performance and HCP satisfaction of REVIVE samfilcon B custom toric contact lenses.
- Trial name
- NCT06785194
- Testing
- REVIVE samfilcon B custom toric contact lenses
- Where
- 3 sites in United States
- Sponsor
- Bausch & Lomb Incorporated
Respiratory Tract Diseases, Respiratory Hypersensitivity
Effects Of Ciclesonide And Beclomethasone On Lens Opacification In Adult Subjects With Moderate To Severe Persistent Asthma
The primary objective is to demonstrate the non-inferiority of ciclesonide compared to beclomethasone-HFA in the occurrence of Class 1 lens event for nuclear (NO), cortical (C), or posterior subcapsular (P) lens opacification…
- Conditions
- Respiratory Tract Diseases, Respiratory Hypersensitivity, Asthma
- Trial name
- NCT00254956
- Testing
- ciclesonide (XRP1526)
- Where
- France
- Volunteers
- 1,568 people
- Sponsor
- Sanofi
Refractive Error, Myopia
A Comparative Study of Two Daily Disposable Contact Lenses in Higher Myopia Subjects
The purpose of this study is to compare the change from baseline in central corneal curvature at one week, between 2 silicone hydrogel lenses, in higher myopic subjects.
- Trial name
- NCT02066922
- Testing
- Delefilcon A contact lens, Narafilcon A contact lens, Spectacles
- Volunteers
- 19 people
- Sponsor
- Alcon Research