Clinical trials: Bilateral Cataracts
Cataract, Healthy
Test of QLS Device to Detect Early Cataracts
This study will test the reliability of an instrument called the Quasi Elastic Laser Scattering Device (QLS) in detecting early changes in cataract formation. Surgery is currently the only treatment for cataracts.
- Trial name
- NCT00001617
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Bilateral Cataract
Pilot Study With a Diffractive Trifocal IOL (POD AY 26P FineVision)
The principal objective of the study is to determine the visual acuity at far, intermediate and near distances tested with optotypes at different distances from the eyes and tested with defocus addition lenses of patients…
- Trial name
- NCT02042755
- Testing
- trifocal intraocular lens
- Where
- Israel
- Volunteers
- 19 people
- Sponsor
- Beaver-Visitec International, Inc.
Vitreoretinal Disease With or Without Cataracts
Next Generation Cataract and Vitreoretinal Surgery Study
The purpose of this study is to obtain device-specific safety and performance clinical data to support marketability in Europe and to collect formal user feedback.
- Trial name
- NCT06165744
- Testing
- UNITY Vitreoretinal Cataract System, Posterior segment surgery in the operating room with or without simultaneous cataract surgery
- Where
- 5 sites in Australia
- Volunteers
- 120 people
- Sponsor
- Alcon Research
Cataract Bilateral, Astigmatism Bilateral
Symfony Toric Intraocular Lens Visual Outcomes
In July 2016, the FDA approved an extended depth of focus (EDOF) IOL (Tecnis Symfony, Abbott Medical Optics) helping to improve the sharpness of vision at near, intermediate and far distances reducing the need of glasses after…
- Trial name
- NCT03082599
- Testing
- Presbyopia and astigmatism correcting intraocular lens
- Where
- 4 sites in United States
- Volunteers
- 120 people
- Sponsor
- Carolina Eyecare Physicians, LLC
Cataract
Efficacy of the AkkoLens IOL in Patients With Cataract
The goal of this observational study is to learn about the verification of the effectiveness and visual acuity of LUMINA in patients after lens replacement due to cataracts.
- Trial name
- NCT06231784
- Testing
- LUMINA IOL
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Vissum, Instituto Oftalmológico de Alicante
Cataracts
Evaluation of Real-World Data on the Performance of the TECNIS Odyssey™ IOL
Retrospective collection of data from medical records, multicenter, post-market clinical follow-up study.
- Trial name
- NCT05991960
- Testing
- Intervention
- Where
- 12 sites in United States
- Volunteers
- 96 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataract Senile, Pseudophakia
Tecnis Eyhance Versus Rayner RayOne Study
Cataract surgery involves replacing milky lens with a plastic intraocular lens. This plastic lens can be either monofocal (fixates for distance or near without glasses), extended depth of focus (EDOF)(fixates for intermediate and…
- Trial name
- NCT04175951
- Testing
- Intraocular lens
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Brighton and Sussex University Hospitals NHS Trust
Age Related Cataracts
Intraindividual Comparison of EMO IOLs
The investigational devices are approved intraocular lenses (IOLs) intended to be implanted after phacoemulsification in individuals suffering from age-related cataract with the need of cataract surgery.
- Trial name
- EMO (NCT05822089)
- Testing
- phacoemulsification and intraocular lens implantation
- Where
- Austria
- Volunteers
- 461 people
- Sponsor
- Medical University of Vienna
Cataract, Presbyopia
Comparison of Aspheric Toric Intraocular Lenses for Micro-monovision
In an aging population, cataract and presbyopia become increasingly common. A cataract is the opacification of the natural crystalline lens inside a person's eye, causing reduction of vision.
- Conditions
- Cataract, Presbyopia, Astigmatism
- Trial name
- NCT05506553
- Testing
- Intervention arm - Eyhance Toric II Intraocular Lens, Control Arm - Alcon IQ Toric Intraocular lens
- Where
- United Kingdom
- Volunteers
- 140 people
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Cataract
A Prospective, Randomized, Subject- and Examiner-Masked, Multicenter Study Comparing Bilateral Clareon TruPlus and Bilateral Clareon Monofocal Intraocular Lens Implantation (Spherical and Toric) in Cataract Subjects
This investigator-initiated trial is a prospective, randomized, parallel-group, bilateral implantation study comparing Clareon TruPlus versus Clareon monofocal intraocular lenses (IOLs).
- Trial name
- NCT07693205
- Testing
- Clareon TruPlus, Clareon monofocal
- Where
- United States
- Volunteers
- 180 people
- Sponsor
- Berkeley Eye Center
Congenital Cataract
Comparison of Minimal Invasive Lens Surgery and Traditional Cataract Surgery
Previously, we have developed a minimal invasive lens surgery in the purpose of reduce post-operative complications of congenital cataract.
- Trial name
- NCT03230799
- Testing
- minimal invasive lens surgery, traditional cataract surgery
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Sun Yat-sen University
Intraocular Lens Rotation, Capsular Tension Ring
Combined Capsular Tension Ring and IOL Implantation for Management of Cataracts
This study included cataract patients who underwent intraocular lens (IOL) implantation with or without capsular tension ring (CTR), which aimed to evaluate the contribution of the use of CTR in clinical visual outcomes and…
- Trial name
- NCT05530473
- Testing
- capsular tension ring
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Eye & ENT Hospital of Fudan University
Cataracts, Glaucoma
Family Studies of Eye Traits
This study will examine blood specimens from patients with various eye disorders who previously participated in the Beaver Dam Eye Study to try to identify genes responsible for these disorders.
- Conditions
- Cataracts, Glaucoma, Myopia
- Trial name
- NCT00342342
- Where
- 5 sites in United States
- Volunteers
- 7,370 people
- Sponsor
- National Human Genome Research Institute (NHGRI)
Cataract
Outcomes of Phacoemulsification With Torsional Ultrasound
To determine the differences in intra-operative complications, surgical duration, fluid usage, corneal thickness and endothelium cell density in eyes undergoing microcoaxial phacoemulsification (MCP) either with Torsional or…
- Trial name
- NCT01010490
- Testing
- Torsional ultrasound (INFINITI, Alcon, USA), Longitudinal U/S (Infiniti system, Alcon, USA), Longitudinal U/S (LEGACY 20000, Alcon, USA)
- Where
- India
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Iladevi Cataract and IOL Research Center
Post-Surgical Ocular Pain, Post-Surgical Ocular Inflammation
Dextenza Within Upper Lid Canaliculus Compared With Lower Lid Canaliculus Following Bilateral Cataract Extraction Surgery With PCIOL.
Assessing DEXTENZA efficacy when placed within the upper eyelid canaliculus as opposed to the lower eyelid canaliculus.
- Trial name
- NCT04592081
- Testing
- Dextenza 0.4Mg Ophthalmic Insert
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Kerry Assil, MD
Cataracts, Cataract Surgery
Endothelial Cell Loss and Induced Astigmatism After Wound-directed and Wound-assisted IOL Injection
The purpose of this study is to determine if there is any difference in astigmatism (eye surface curvature) or corneal endothelial cell density (the inner cell lining of the eye surface) after two different methods for inserting…
- Trial name
- NCT01250964
- Testing
- Lens insertion during cataract surgery
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- University of North Carolina, Chapel Hill
Cataracts
PROOF-OF-CONCEPT STUDY FOR NEW INTRAOCULAR LENS, MODEL C0002
Prospective, two-arm, randomized, bilateral, subject/evaluator-masked clinical study to evaluate the distance visual acuity, peripheral refractive error and functional vision of the EPV IOL compared to a standard monofocal…
- Trial name
- NCT05531292
- Testing
- Model C0002, Model ZCB00/DCB00
- Where
- 2 sites in France
- Volunteers
- 106 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataract, Congenital Anomaly
Studies of Families With Hereditary Cataracts
The objective of this study is to discover the genes responsible for the development of hereditary cataracts in families. A cataract is clouding of the lens of the eye that obstructs the passage of light and may impair vision.
- Trial name
- NCT00001609
- Where
- United States
- Volunteers
- 1,200 people
- Sponsor
- National Eye Institute (NEI)
Cataract, Lenses
A Comparison of the Visual Performance of Trifocal Versus Extended Depth of Focus Intraocular Lenses
We are conducting a trial evaluating the performance of trifocal versus extended depth of focus intraocular lenses. These lenses will be implanted in otherwise healthy individuals with visual problems due to bilateral cataracts.
- Conditions
- Cataract, Lenses, Visual Impairment
- Trial name
- NCT03726606
- Testing
- Intraocular lens
- Volunteers
- 36 people
- Sponsor
- Hashmanis Hospital
Cataract
Comparison Between Bilateral Multifocal Intraocular Lenses and Pseudophakic Monovision
More and more patients like to achieve complete spectacle independence after cataract surgery. Two possibilities that are particularly often used today are on the one hand multifocal lenses, and on the other hand the concept of…
- Trial name
- NCT02155348
- Testing
- Bilateral cataract surgery with implantation of multifocal IOLs, Bilateral cataract surgery with monovision, Lentis LS-313
- Where
- Austria
- Volunteers
- 70 people
- Sponsor
- Vienna Institute for Research in Ocular Surgery