Clinical trials: Eye Disorders
Ocular Hypertension
The Effect of a Scleral Lens on the Anterior Chamber Depth and Minimum Rim Width
The purpose of this study is to evaluate the use of two instruments to measure changes in two ocular structures: 1) the anterior chamber depth (ACD) - measured using low coherence optical biometry, and 2) minimum rim width of the…
- Trial name
- NCT03926975
- Testing
- Scleral Lens, No lens
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Houston
Myopia
Clinical Evaluation of a Myopia Control Lens in Slowing Myopia Progression.
This is a mono-centre, prospective, one-arm, unmask clinical trial to evaluate the effectiveness of test lens in slowing myopia progression with respect to axial length elongation compared to a single vision spectacle lens from…
- Trial name
- NCT05534022
- Testing
- Test myopia control lenses (BSL)
- Where
- Singapore
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Essilor International
Ptosis, Macular Degeneration
Comparing Vision Tests in a Virtual Reality Headset to Existing Analogues
The purpose of this study is to compare the results of vision tests that are algorithmically derived and delivered through a virtual reality headset with those delivered through the existing technology standards (eg.
- Conditions
- Ptosis, Macular Degeneration, Ametropia
- Trial name
- RTS1 (NCT04714424)
- Testing
- Virtual Reality Headset
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Parkinson Disease, Progressive Supranuclear Palsy
Cholinergic Mechanisms of Attentional-motor Integration and Gait Dysfunction in Parkinson Disease (UDALL)
To perform a prospective cohort study with [(18)F]fluoroethoxybenzovesamicol (FEOBV) brain PET at baseline and 2-year follow-up in PD subjects at risk of conversion to non-episodic and episodic (falls and FoG) PIGD motor features…
- Trial name
- NCT05459753
- Testing
- (18)F]fluoroethoxybenzovesamicol ([(18)F (FEOBV) PET, Dihydrotetrabenazine (DTBZ) PET
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Artificial Intelligence, Retinal Diseases
Artificial Intelligence for Detecting Retinal Diseases
The objective of this study is to apply an artificial intelligence algorithm to diagnose multi retinal diseases from fundus photography.
- Trial name
- NCT04678375
- Testing
- Retinal diseases diagnosed by artificial intelligence algorithm
- Where
- China
- Volunteers
- 1,000,000 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Dry Eye Syndromes
Effect of Cequa Treatment on Accuracy of Pre-operative Biometry & Higher Order Aberrations in Dry Eye Patients Undergoing Cataract Surgery
The purpose of this study is to examine the effect of Cequa treatment on the accuracy of pre-operative biometry and on corneal higher-order aberrations (HOAs) in cataract patients who have signs of dry eye disease.
- Trial name
- NCT04342988
- Testing
- Cequa
- Where
- 3 sites in United States
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Research Insight LLC
Cataract, Aphakic Eye
Comparative Study of the Tomey OA-2000, Tomey CASIA2, and the LenStar LS900
This is a prospective comparative study that will be conducted at one clinical site in the United States, in which subjects who sign an informed consent form and fulfil all inclusion and exclusion criteria, will have OCT scans…
- Conditions
- Cataract, Aphakic Eye, Pseudophakia
- Trial name
- NCT06065072
- Testing
- Optical measurement
- Where
- United States
- Volunteers
- 167 people, healthy volunteers welcome
- Sponsor
- Tomey Corporation
Sjögren's Syndrome
DNA Exome Sequencing TCM for Sjögren's Syndrome
To explore the association among gene, TCM pattern, TCM tongue diagnosis and TCM pulse diagnosis with the DNA Exome sequencing tools for Sjögren's syndrome
- Trial name
- NCT03935373
- Testing
- DNA Exome sequencing, Oral microbiome, Proteomics
- Where
- Taiwan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Cataracts
A Comparison of Prophylactic Antibacterial Efficacy of Besivance vs. VIGAMOX Prior to Cataract Surgery
To compare antibacterial efficacy of Besivance versus VIGAMOX for decreasing bacteria of the conjunctiva and lid margins in cataract patients prior to surgery after both 1 hour and 3 days of treatment.
- Trial name
- NCT01296542
- Testing
- Moxifloxacin Ophthalmic, Besifloxacin Ophthalmic
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Bucci Laser Vision Institute
Eye Tracking, Gambling Disorder
RCT for Gambling and Naltrexone, Using Use Eye-tracking Analysis to Predict Treatment Response
The primary objective of this study is to determine whether favorable response to naltrexone orally taken in treatment of GD can be predicted by patterns of visual scanning, assessed by eye-tracking technology before, at the…
- Conditions
- Eye Tracking, Gambling Disorder, Naltrexone
- Trial name
- NCT04738773
- Testing
- Naltrexone
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Diabetic Retinopathy
OCTA in Epivascular Glia After Dex Implant
The aim of this prospective study was for the first time, to analyze specific morphologic features in diabetic eyes with macular oedema, such as changes of the foveal avascular zone and the presence of epivascular glia, and see…
- Trial name
- NCT05600179
- Testing
- Dexamethasone intravitreal implant
- Where
- Italy
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Federico II University
Trachoma
Azithromycin Reduction to Reach Elimination of Trachoma
The investigators propose a randomized controlled trial of discontinuation versus continuation of annual mass azithromycin distribution in hypoendemic communities of Maradi, Niger.
- Trial name
- ARRET (NCT04185402)
- Testing
- Azithromycin
- Where
- Niger
- Volunteers
- 3,931 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Drinking, Alcohol
Influence of TMS on Attention Modulation
The purpose of this study is to help understand how attention processes influence brain engagement during emotion and social cognition. The investigators also want to know if these processes are associated with drinking alcohol.
- Trial name
- TAM (NCT05611502)
- Testing
- TMS
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Auburn University
Stroke, Visual Defects
Differentiation of Human Body Balance Disorders
Our research aims to analyze the possibilities of functional assessment of imbalances in the human body. Using the available, commonly known and used tests and devices for objective examination of static and dynamic body balance…
- Conditions
- Stroke, Visual Defects, Labyrinth Diseases, Cervical Spine Degenerative Disease
- Trial name
- NCT07395180
- Testing
- Patients after stroke, Patients with posterior columns of the spinal cord, Patients with labyrinth diseases
- Where
- Poland
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- Military Institute od Medicine National Research Institute
Diabetic Retinopathy, Dyslipidemia
Dyslipidemia and Diabetic Retinopathy
The purpose of this study is to determine if the reparative cells of blood vessels called endothelial progenitor cells(EPC) are defective in people with diabetes.
- Trial name
- D&D (NCT03403283)
- Testing
- 15 subjects with Non Proliferative Diabetic Retinopathy(mild, moderate and severe). 15 subjects with Proliferative Diabetic Retinopathy, Healthy Controls 15 age matched control subjects
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Visual Impairment, Refractive Error
Frequency of Visual Impairment Among School Children and Effectiveness of mHealth Referral Reminder on Uptake of Referral Services
This study tested whether mobile health (mHealth) tools can affect referral uptake among schoolchildren with vision problems.Visual impairment in children often goes untreated in low- and middle-income countries, even when…
- Trial name
- NCT06616051
- Testing
- Multicomponent SMS reminder
- Where
- Pakistan
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Syed Fawad Mashhadi
Migraine, Glasses
Filter Lenses for the Prevention of Migraine Attacks
The purpose is to investigate whether the Blue Cut for Night filter is better at reducing migraine compared to the FL-41 filter or a filter blocking light below 500 nm. A control group will use clear lenses without filter.
- Conditions
- Migraine, Glasses, Headache, Visual Impairment
- Trial name
- COMFORT (NCT06161129)
- Testing
- Lenses
- Where
- Denmark
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Rune Skovgaard Rasmussen
Glaucoma
Augmented Reality Mobile Application for Glaucoma Education in the South Bronx
A team at the National Healthcare Group Eye Institute in Singapore have developed an augmented reality mobile phone application, EyeCU, to simulate glaucoma progression and enhance understanding about the disease and its course.
- Trial name
- NCT04421859
- Testing
- EyeCU Mobile Application
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Bronx-Lebanon Hospital Center Health Care System
Parkinson Disease, Multiple System Atrophy
Facilitating Diagnostics and Prognostics of Parkinsonian Syndromes Using Neuroimaging
The goals of this study are: 1) to identify biomarkers using neuroimaging that are associated with progression rate using statistical methods, and 2) to identify biomarkers that are associated with the differential diagnosis of…
- Conditions
- Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy
- Trial name
- NCT03872102
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Multiple Sclerosis, NMO Spectrum Disorder
A Study of LP-168 in Healthy Volunteers
This is a Phase I study designed to assess the safety, tolerability and pharmacokinetics of LP-168 in healthy human volunteers.
- Trial name
- NCT05432713
- Testing
- LP-168 tablet
- Where
- China
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Guangzhou Lupeng Pharmaceutical Company LTD.
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