Clinical trials: Presbyopia Condition, open to volunteers
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
Presbyopia
Evaluation of Refractive Outcomes in Patients Undergoing PRESBYOND Using the MEL90 Excimer Laser
The goal of this clinical trial is to collect information on vision outcomes in people aged 45 to 65 who have difficulty seeing clearly at near distances due to aging (a condition called presbyopia).
- Trial name
- NCT06960785
- Testing
- MEL90 excimer laser - PRESBYOND
- Where
- 3 sites in Australia, New Zealand
- Volunteers
- 75 people
- Sponsor
- Carl Zeiss Meditec AG
Presbyopia
VisDura VisAbility™ Micro Insert System Pre-market Clinical Trial
The primary study objective is to evaluate the safety and effectiveness of the VisAbility™ Micro Insert System for improvement in binocular distance corrected near visual acuity in presbyopic patients.
- Trial name
- NCT07637500
- Testing
- VisAbility™ Micro Insert System
- Where
- 2 sites in Germany
- Volunteers
- 33 people
- Sponsor
- VisDura, Inc.
Cataract and IOL Surgery
Clareon PanOptix Versus AcrySof PanOptix : Prospective Study Comparing Contrast Sensitivity
Retrospective, comparative, interventional, randomized, single-center study, contralateral (the patient's 2 eyes will be implanted: 1 CPO and the other APO) Patients presenting for cataract surgery with a request for presbyopia…
- Trial name
- CLAYRE (NCT07158177)
- Testing
- Acrysof™ PanOptix™ toric or not, trifocal IOL CE marked, Alcon company., Clareon Panoptix
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
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
Intraocular Lens, Cataract
Evaluation of Safety and Effectiveness of an IOL With a Virtual Aperture Optic
Cataracts are cloudy areas in the lens of the eye that can cause changes in vision. Symptoms of cataracts include cloudy or fuzzy vision and sensitivity to glare.
- Conditions
- Intraocular Lens, Cataract, Presbyopia
- Trial name
- NCT05955846
- Testing
- cataract surgery, implantation of device IOL FG-80030.1
- Where
- 8 sites in Portugal, Spain and 1 more
- Volunteers
- 60 people
- Sponsor
- Z Optics, Inc.
Presbyopia
Efficacy and Safety of BRIMOCHOL PF and CARBACHOL PF in Chinese Presbyopia Patients
A multicenter, randomized, double-Blind, crossover, placebo-controlled Phase II clinical Study to evaluate the efficacy and safety of BRIMOCHOL PF and CARBACHOL PF in the treatment of Chinese patients with presbyopia.
- Trial name
- NCT06948357
- Where
- China
- Volunteers
- 119 people
- Sponsor
- Zhaoke (Guangzhou) Ophthalmology Pharmaceutical Ltd.
Cataract, Presbyopia Correction
Night Driving After Trifocal Versus Monofocal IOL Implantation
This prospective observational cohort study will compare night-driving visual difficulty and visual disturbances after bilateral implantation of an Alcon trifocal intraocular lens or an Alcon monofocal intraocular lens in adults…
- Trial name
- TriIOL (NCT07755189)
- Testing
- AcrySof IQ PanOptix TFNT00 Trifocal Intraocular Lens, Alcon Monofocal Intraocular Lens
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Jin Yang
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
Presbyopia Correction, Visual Impairment and Blindness (Excl Colour Blindness)
Effect of Presbyopia Correction on Livelihood and Repayment Among Solar Customers in Western Region, Kenya
With age, people lose the ability to see things that are near them clearly. This is known as presbyopia. Although this is a normal ageing process, it can be corrected with near vision eyeglasses - colloquially known as reading…
- Conditions
- Presbyopia Correction, Visual Impairment and Blindness (Excl Colour Blindness), Repayment Behaviour, Livelihoods
- Trial name
- NCT06774183
- Testing
- Near vision glasses for presbyopia correction
- Volunteers
- 1,085 people
- Sponsor
- Dot Glasses Kenya
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
Presbyopia
Volumetric Visual Fields at Intermediate and Near Distances in Presbyopic Patients Using Occupational and General-Purpose Progressive Addition Lenses
This single-center, randomized, double-blind, crossover clinical trial aims to compare the volumetric visual fields provided by two occupational progressive addition lenses (OPLs) optimized for intermediate and near vision in…
- Trial name
- CIVIUS2025PAL (NCT07617090)
- Testing
- OPAL PC assesment, OPAL Office assessment, PAL assesment
- Where
- 2 sites in Spain
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Seville
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.
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
Cataract
Pseudophakic Eyes With Presbyopia-correcting IOLs: OCT Biometry and Pyramid Aberrometry
To correlate ocular morphology from anterior segment OCT and pyramid wavefront sensing in order to comprehensively analyze pseudophakic in vivo image quality of presbyopia-correcting IOLs in cataract patients.
- Trial name
- NCT07436247
- Testing
- Osiris-T Pyramid Wavefront Sensor - (CSO, Italy)
- Where
- 2 sites in Austria
- Volunteers
- 80 people
- Sponsor
- Prim. Prof. Dr. Oliver Findl, MBA
Cataract, Presbyopia
IC-8 Apthera IOL New Enrollment Post Approval Study
The purpose of this study is to verify the post-market safety of the IC-8 Apthera IOL after the treatment of posterior capsular opacification (PCO), an expected complication related to IC-8 Apthera IOL implantation.
- Conditions
- Cataract, Presbyopia, Posterior Capsule Opacification
- Trial name
- NCT06060041
- Where
- 14 sites in United States
- Volunteers
- 435 people
- Sponsor
- Bausch & Lomb Incorporated
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
Presbiyopi
Effect of Yoga Eye Exercises and Musculoskeletal Physiotherapy Interventions on Presbyopia
In this study, the effects of neck exercises, neck massage and yoga eye exercises on presbyopia will be examined. 52 patients diagnosed with presbyopia will be included in the study.
- Trial name
- NCT06729879
- Testing
- Yoga eye exercises group:, Myofascial release-postural correction exercises group, Yoga eye exercises, myofascial release-postural correction exercises group
- Volunteers
- 52 people
- Sponsor
- Tokat Gaziosmanpasa 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
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.