Clinical trials: Presbyopia Condition, active
Cognition Disorders
Impact of Glasses for Vision Problems on Cognitive Function in Rural Older Adults
The aim of this project is to explore whether vision correction can effectively slow cognitive decline in older adults. The primary question it seeks to answer is: Can providing free near and/or distance vision correction glasses…
- Trial name
- CLEVER (NCT06836440)
- Testing
- Free Prescription Glasses
- Where
- China
- Volunteers
- 964 people, healthy volunteers welcome
- Sponsor
- Yuju Wu
Presbyopia
Luminous Efficiency Function V(λ)' of Patients That Underwent Pseudophakic Presbyopic Corrections With EDOF IOLs
Primary objective of this study is to introduce a modified luminous efficiency function that addresses the distinct total eye light transmittance of patients who underwent pseudophakic presbyopic correction with extended-depth of…
- Trial name
- V(λ)'_EDOF (NCT07077967)
- Testing
- Phacoemulsification with EDOF IOLs
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Cataract, Presbyopia
Clinical Study to Evaluate the LensGen® Juvene® Intraocular Lens
To assess the safety and effectiveness of the Juvene® IOL for the treatment of aphakia and mitigation of the effects of presbyopia after removal of the natural crystalline lens due to cataract.
- Trial name
- Nirvana (NCT05364983)
- Testing
- Juvene IOL, Tecnis® Monofocal (ZCB00, PCB00 or DCB00)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- LensGen, Inc.
Presbyopia
The Effects of Glasses-Free 3D Training on Visual and Cognitive Function in Presbyopic Individuals
This study aims to evaluate the effectiveness of glasses-free 3D visual training in improving visual function, visual comfort, and the application ability of visual functions in individuals with presbyopia.
- Trial name
- NCT06853691
- Testing
- glasses-free 3D visual training
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Contact Lens Comfort and Successful Refitting, Presbyopia
Refitting Satisfied INFUSE One-Day Multifocal Wearers to DAILIES TOTAL1 Multifocal Contact Lenses
The purpose of this study is to determine the comfort and vision of DAILIES TOTAL1 Multifocal contact lenses in a population of satisfied INFUSE One-Day Multifocal contact lens wearers
- Trial name
- INFUSETODT1 (NCT07638943)
- Testing
- DAILIES TOTAL1 Multifocal (delefilcon A)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Gordon Schanzlin New Vision
Multiple Sclerosis, Dry Eye Syndromes
Clinical Applications of Advanced Ophthalmic Imaging
The purpose of this study is to determine the clinical application of advanced ophthalmic imaging devices such as optical coherence tomography (OCT), retinal function imager (RFI), slit-lamp biomicroscopy (SLB), PERG in diseased…
- Conditions
- Multiple Sclerosis, Dry Eye Syndromes, Diabetic Retinopathy, Presbyopia
- Trial name
- NCT03135327
- Testing
- Ocufolin
- Where
- United States
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- University of Miami
Cataract, Multifocal Intraocular Lens
Visual Outcomes in Patients Contralaterally Implanted With PanOptix Pro and Clareon Vivity Compared to Bilateral Implantation of PanOptix Pro
Title: Visual Outcomes in Patients Contralaterally Implanted with PanOptix Pro and Clareon Vivity Compared to Bilateral Implantation of PanOptix Pro Sponsor: Brian Shafer, MD, Shafer Vision Institute Objective: To compare visual…
- Trial name
- NCT07076277
- Testing
- Clareon PanOptix Pro and Clareon Vivity Intraocular Lens, Clareon PanOptix Pro Intraocular Lenses
- Where
- 5 sites in United States
- Volunteers
- 346 people
- Sponsor
- Brian Shafer
Presbyopia
A New Successful Approach for Emmetropic Presbyopic Patients Using Intrastromal Pocket With Smile Module
Presbyopia is physiological insufficiency of accommodation associated with the aging of the eye that results in progressively worsening ability to focus clearly on close objects.Though presbyopia is a normal change in our eyes as…
- Trial name
- NCT05115058
- Testing
- relex Smile module
- Where
- Kosovo
- Volunteers
- 41 people
- Sponsor
- Eye Hospital Pristina Kosovo
Cataract, Cataract Senile
Impact of a Novel Extended Depth of Focus Intraocular Lens on Visual and Lifestyle Enhancement
The introduction of presbyopia-correcting intraocular lenses (PC-IOLs) has provided cataract and refractive surgeons the ability to provide patients with a wider range of visual success and spectacle independence post-cataract…
- Conditions
- Cataract, Cataract Senile, Presbyopia
- Trial name
- NCT04570579
- Testing
- Vivity Extended Depth of Focus Intraocular Lens
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Alanna Nattis, DO
Presbyopia, Ametropia
Clinical Trial With Artiflex Presbyopic (Artiplus)
The purpose of this clinical trial is to evaluate the effectiveness and safety of the multifocal Artiflex Presbyopic (Artiplus) intraocular lens.
- Conditions
- Presbyopia, Ametropia, Refractive Errors, Myopia
- Trial name
- NCT04632784
- Testing
- Artiflex Presbyopic (Artiplus) implantation
- Where
- 7 sites in South Korea, Spain
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Ophtec BV
Cataract and IOL Surgery, IOL Implantation
Head-to-Head Comparison of Five Enhanced Depth of Focus IOLs and One Monofocal IOL
Study Goal The goal of this clinical trial is to compare how well four different types of artificial lenses (called intraocular lenses or IOLs) help people see after cataract surgery.
- Conditions
- Cataract and IOL Surgery, IOL Implantation, Presbyopia Correction, Extended Depth of Focus
- Trial name
- AKA-Reports (NCT07051720)
- Testing
- Bilateral implantation of CT ASPHINA 409M, Bilateral implantation of TECNIS Eyhance ICB00, Bilateral implantation of AcrySof® IQ Vivity®
- Where
- Germany
- Volunteers
- 180 people
- Sponsor
- Augenklinik Ahaus G + H GmbH & Co. KG
Keratoconus, Presbyopia
Proof-of-Concept for a Novel Optical Aperture Contact Lens in Presbyopia and Keratoconus
The purpose of this clinical study is to evaluate the effectiveness of the NOA lens, a custom-made scleral contact lens developed by Azalea Vision BV, in improving visual quality for individuals with keratoconus and presbyopia.
- Conditions
- Keratoconus, Presbyopia, Scleral Contact Lenses, Pinhole
- Trial name
- NOA (NCT07559188)
- Testing
- NOA lens type 1, NOA lens type 2
- Where
- 2 sites in Belgium, Netherlands
- Volunteers
- 16 people
- Sponsor
- Azalea Vision
Presbyopia
Open Label, Multi-center, Phase I Study of TECLens Quantitative Refractive Crosslinking in Presbyopia-Aged Patients.
An 'on-eye' UV delivery system for corneal crosslinking can be used safely and effectively to help free presbyopic patients from the need for reading glasses.
- Trial name
- NCT07208604
- Testing
- Quantitative refractive crosslinking
- Where
- Philippines
- Volunteers
- 25 people
- Sponsor
- TECLens, Inc.
Aphakia, Presbyopia
Contralateral Claims Study of Clareon Vivity Pro
The purpose of this study is to test new versions of Clareon Vivity Pro intraocular lenses (IOLs) by comparing them to currently marketed IOLs.
- Trial name
- NCT07484191
- Testing
- Clareon Vivity Pro IOL, Clareon Vivity IOL, TECNIS PureSee IOL
- Where
- 7 sites in Australia
- Volunteers
- 165 people
- Sponsor
- Alcon Research
Presbyopia
Evaluation of Functional Superiority of the Morrow eProgressive
Presbyopia is a common age-related condition where the eye loses its ability to focus on nearby objects, typically from around age 45.
- Trial name
- EPACT (NCT07878416)
- Testing
- 3 weeks wearing of study device instead of their current wearing solution
- Where
- 3 sites in Belgium, Italy
- Volunteers
- 50 people
- Sponsor
- Morrow Eyewear
Presbyopia
Quantitative Refractive Crosslinking in Presbyopia Aged Patients
An 'on-eye' UV delivery system for corneal crosslinking can be used safely and effectively to help free presbyopic patients from the need for reading glasses.
- Trial name
- NCT07137767
- Testing
- Quantitative refractive crosslinking
- Where
- 2 sites in Brazil, Dominican Republic
- Volunteers
- 25 people
- Sponsor
- TECLens, Inc.
Presbyopia, Refractive Error
Comparison of PRESBYOND Laser Blended Vision and Conventional Monovision LASIK in Individuals With Presbyopia: A Randomized Clinical Study
The goal of this clinical trial is to learn if laser blended vision (LBV) works better than traditional monovision LASIK to correct presbyopia in adults aged 40 to 55 years.
- Trial name
- NCT07512089
- Testing
- Laser Blended Vision LASIK, Traditional Monovision LASIK
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Lens Diseases
Evaluating Presbyopia-Correcting IOLs in Complex Cataract Cases With Anterior Segment Abnormalities
The goal of cataract surgery has evolved from simply restoring sight to providing clear and comfortable full-range vision. Traditionally, monofocal IOLs remain the routine choice for special cases with anterior segment…
- Trial name
- NCT07321756
- Testing
- Unilateral Posterior Chamber Implantation of Presbyopia-Correcting IOL, Unilateral Posterior Chamber Implantation of Monofocal IOL
- Where
- China
- Volunteers
- 320 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Presbyopia, Presbyopia Correction
Quality of Life in Presbyopes Using Single-vision Lens and Progressive Lens Correction
The goal of this clinical trial is to compare the quality of life (QOL) of presbyopes wearing progressive addition lenses (PALs) with that of those wearing single-vision spectacles (SVSs) for near correction.
- Trial name
- NCT06699784
- Testing
- Progressive lenses intervention, Single-vision lenses intervention
- Volunteers
- 74 people
- Sponsor
- The Hong Kong Polytechnic University
Presbyopia, Esotropia
Accommodation-Related Visual Training Combined with Transcranial Electrical Stimulation Versus Visual Training Alone for the Treatment of Accommodation Dysfunction
This is a single-center, randomized controlled trial to compare the effectiveness of transcranial electrical stimulation combined with visual training with visual training alone for the treatment of accommodation disorder…
- Trial name
- NCT06714890
- Testing
- Transcranial Electrical Stimulation, Visual Training
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Eye & ENT Hospital of Fudan University