Clinical trials: Near Vision
Myopia
Dietary Supplement for Myopia Control
The purpose of this clinical trial is to investigate the changes in choroidal thickness and vasculature in myopic children following oral supplementation.
- Trial name
- NCT07406906
- Testing
- Oral dietary supplement provided in a capsule format (3 active capsules/ per day)
- Where
- Hong Kong
- Volunteers
- 156 people
- Sponsor
- The Hong Kong Polytechnic University
Myopia
Corneal Endothelial Cell Injury Induced by Mitomycin-C
our study will investigate the effecacy of Mitomycin-C in TransEpi single step photorefractive keratectomy (PRK) and alcohol assisted PRK
- Trial name
- NCT05548478
- Testing
- Transepithelial PRK/MMC, Alcohol-Assisted PRK/MMC
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Al-Azhar University
Myopia
In-vivo Wettability Grading and Assessment Study
The purpose of this study is to investigate the front surface wettability of soft contact lenses while on eye.
- Trial name
- CIAN (NCT01010555)
- Testing
- lotrafilcon B, balafilcon A, senofilcon A
- Where
- Canada
- Volunteers
- 25 people
- Sponsor
- CIBA VISION
Visual Suppression, Amblyopia
Autostereoscopic Dynamic Near Vision Testing
This is an analysis of tests of near vision. Visual perception testing using a novel program on an interactive three dimensional electronic device: Autostereoscopic dynamic near games for monocular visual acuity, stereopsis and…
- Conditions
- Visual Suppression, Amblyopia, Color Vision Defects
- Trial name
- PDICheck (NCT04606355)
- Testing
- Visual Acuity, stereopsis, Color vision
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Myopia, Myopia; Refractive Error
Efficacy and Visual Quality of Orthokeratology Lenses With Different Designs
Orthokeratology (ortho-k) lens is very effective in slowing down axial elongation in myopic children by 30% to 63% when compared to children wearing single-vision spectacles or contact lenses.
- Trial name
- NCT06825585
- Testing
- Orthokeratology with 5.0mm back optical zone diameter, Orthokeratology with a 6.2 mm back optical zone diameter
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Xiaoyan Yang
Dental Caries
The Effectiveness of iTero Element 5D NIRI System in Early Proximal Caries Detection in Permanent Teeth
As a new emerging technology for the diagnosis of dental caries, near-infrared imaging requires further research and validation to determine its effectiveness.
- Trial name
- NCT06276959
- Testing
- intraoral scanning, clinical oral examination, cone-beam computed tomography
- Where
- China
- Volunteers
- 120 people
- Sponsor
- West China College of Stomatology
Liver Transplant; Complications
Influence of Hyperbilirubinaemia on Two Different Near Infrared Spectroscopy Devices
Protocol Near infrared spectroscopy liver transplants: comparison of two monitoring of Near infrared spectroscopy in pediatric liver transplant.
- Trial name
- NIRS_GREFFE (NCT03945942)
- Testing
- Near infrared spectroscopy with INVOS device, Near infrared spectroscopy with Foresight device
- Where
- Belgium
- Volunteers
- 33 people
- Sponsor
- Cliniques universitaires Saint-Luc- Université Catholique de Louvain
Depression, Postpartum
Cerebral Synchronization Between Mothers and Their Newborns During Breastfeeding
Different reciprocal positions of mother and newborn during breastfeeding may be adopted. Other than the one derived from UNICEF guidelines, or standard position, an approach called biological nurturing has been recently…
- Trial name
- NCT05821569
- Testing
- Standard approach, Biological nurturing
- Where
- Italy
- Volunteers
- 60 people
- Sponsor
- IRCCS Burlo Garofolo
Hypotension
Avoiding Hypotension in Preterm Neonates
Objectives Firstly to examine in preterm neonates, whether it is possible to reduce number of hypotensive episodes and use of catecholamines by applying cerebral/peripheral near infrared spectroscopy in combination with…
- Trial name
- AHIP (NCT01910467)
- Testing
- NIRS visible and predefined interventions, NIRS not visible and treatment as usual
- Where
- Austria
- Volunteers
- 98 people
- Sponsor
- Medical University of Graz
Myopia
Pilot Study on the Adaptation and Tolerance of Essilor® Myopia-control Spectacle Lenses
This observational pilot study aims to evaluate the adaptation and tolerance of Essilor® Stellest® myopia-control spectacle lenses in children with progressive myopia.
- Trial name
- STELLAR (NCT07340931)
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Nantes University Hospital
Myopia
Myopia Progression and the Effect of 7-Methylxanthine
7-methylxanthine has been shown to increase the concentration and thickness of collagen fibrils in rabbit sclera. Deficient collagen in the sclera may be the cause of progression of childhood myopia.
- Trial name
- NCT00263471
- Testing
- 7-methylxanthine
- Volunteers
- 90 people
- Sponsor
- Trier Research Laboratories
Myopia
Myopia:the Role of Cone Opsin Mutations & Glasses That Control Axial Elongation
1. To determine the effect of spectacles with a red blocking filter on myopia progression in children. 2. To determine the effect of spectacles with a holographic diffuser that spreads incident light rays over an angle of 0.5…
- Trial name
- NCT01923675
- Testing
- Spectacles with red-blocking tint, Spectacles with holographic diffuser and color neutral tint, Spectacles with holographic diffuser and red-blocking tint
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Washington
Myopia
Choroidal Changes Post Short Term Exposure To Virtual Reality Devices
This is a prospective, randomized, controlled, contralateral eye, clinical study. The objective of the study is to determine the impact of Virtual Reality (VR) usage on choroidal thickness when viewed through a test display…
- Trial name
- MIRABILE (NCT04140877)
- Testing
- Visu
- Volunteers
- healthy volunteers welcome
- Sponsor
- Visu, Inc.
Myopia
Evaluate the Safety and Efficacy of Two Types of Circular Column Modulated Lenses for Delaying the Progression of Myopia
Clinical trial to evaluate the safety and effectiveness of two kinds of ring band cylindrical lens in delaying the progression of myopia
- Trial name
- NCT05288335
- Testing
- Circular cylindrical mirror modulated frame glasses (compact), Circular cylindrical mirror modulated frame glasses (strong defocus), single vision frame glasses
- Where
- China
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Myopia, Refractive Error
A Comparison of Two Color Contact Lenses in Habitual Clear Contact Lens Wearers
The purpose of this study was to evaluate overall satisfaction with AIR OPTIX® COLORS as compared to FRESHLOOK® COLORBLENDS contact lenses.
- Trial name
- NCT01782482
- Testing
- Lotrafilcon B contact lens with color, Phemfilcon A contact lens with color
- Volunteers
- 574 people
- Sponsor
- Alcon Research
Myopia, Myopia Progression
Evaluation of Performance of MiYOSMART Photochromic and Clear Spectacle Lenses in Myopic Children
This clinical study aims to evaluate the non-inferiority of the photochromic DIMS spectacles lenses performance (PDIMS) compared to clear DIMS spectacles lenses (DIMS) in myopia management.
- Trial name
- PDIMS (NCT06717035)
- Testing
- EYE001
- Where
- Singapore
- Volunteers
- 202 people
- Sponsor
- Singapore National Eye Centre
Within 12 Hrs of Head Injury
An Evaluation of Near-Infrared Spectroscopy for Intracranial Hematoma Detection of Head Trauma Patients in the Emergency Department.
The purpose of this study is to evaluate Near-Infrared Spectroscopy for intracranial hematoma detection of head trauma patients
- Trial name
- NCT02222597
- Testing
- infrascanner
- Where
- Taiwan
- Volunteers
- 400 people
- Sponsor
- National Taiwan University Hospital
Myopia, Cost-effectiveness Analysis
Comparing Myopia Treatments in Youth: Defocus Spectacles, Glasses, and Ortho-K
The research project titled "A Comparative Study on the Clinical Efficacy, Quality of Life, and Cost of Use of Peripheral Defocus Spectacles, Frame Glasses, and Orthokeratology Lenses in Myopic Children and Adolescents" aims to…
- Conditions
- Myopia, Cost-effectiveness Analysis, Quality of Life
- Trial name
- NCT06278974
- Where
- China
- Volunteers
- 90 people
- Sponsor
- He Eye Hospital
Myopia
Contact Lenses and Myopia
The objective of this study is to determine if multifocal contact lenses affect accommodation and/or binocular vision when worn by pediatric patients.
- Trial name
- CLAM (NCT02180347)
- Testing
- Contact lenses
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- State University of New York College of Optometry
Myopia
Clinical Comparison of Two Daily Disposable Contact Lenses in a Population of Daily Disposable Contact Lens Wearers
The purpose of this study is to evaluate the performance of two commercially marketed daily disposable contact lenses in a population of daily disposable contact lens wearers.
- Trial name
- NCT01233076
- Testing
- Nelfilcon A contact lens, Narafilcon B contact lens
- Volunteers
- 60 people
- Sponsor
- CIBA VISION