Clinical trials: Eye Disorders
Age-related Macular Degeneration
Association of Previously Verified Gene Polymorphisms With AMD in Turkish Population
The purpose of this study is to determine whether common genetic polymorphisms that have been verified to be related to age-related macular degeneration (AMD) in some populations are also associated with AMD in Turkish population
- Trial name
- AMD-SNP (NCT02248324)
- Where
- Turkey (Türkiye)
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Kocatepe University
Blepharoptosis
Astigmatic Changes Secondary to Eyelid Surgeries
Eyelid surgeries change the lid position over the cornea. Previous surgeries evaluated astigmatic corneal changes in children undergoing ptosis repair.
- Trial name
- NCT01968174
- Where
- 3 sites in Israel
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Meir Medical Center
Keratoconus, Irregular Astigmatism
Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism
Aberrations are the spreading of light from a point focus. Aberrations of the eyes can be objectively evaluated with a wavefront aberrometer.
- Conditions
- Keratoconus, Irregular Astigmatism, Corneal Ectasia, Aberration, Corneal Wavefront
- Trial name
- WFG Sclerals (NCT04698590)
- Testing
- Wavefront Guided Scleral Lenses, Traditional Scleral Lenses
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Cornea and Laser Eye Institute
Artificial Intelegence, Diabetic Retinopathy Associated With Type 2 Diabetes Mellitus
Application of Artificial Intelligence in Early Detection of Eye Complications in Diabetics
The goal of this pragmatic trial is to test the benefit of using artificial intelligence-based eye screening i.e, a fundus camera device in the early detection of eye complications in diabetics.
- Conditions
- Artificial Intelegence, Diabetic Retinopathy Associated With Type 2 Diabetes Mellitus, Macular Edema Due to Type 2 Diabetes Mellitus
- Trial name
- AI (NCT05655117)
- Testing
- AI based eye screening
- Volunteers
- 440 people, healthy volunteers welcome
- Sponsor
- The New Model of Care, Hail Health Cluster
Dry Eye, Contact Lens Complication
Treating Contact Lens Discomfort With Orthokeratology
The primary aim of this study is to understand if orthokeratology can be used to improve contact lens comfort and the secondary aim is understand patient adaptation to orthokeratology.
- Trial name
- NCT03566680
- Testing
- Orthokeratology
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Dry Eye Disease, Immunity
Efficacy of Twinkle Eyez Supplementation in Improving Ocular Health and Immunity
This is a randomised, double-blind, placebo-controlled study that recruited 110 participants. The objectives of this study are to determine the dietary intake levels of lutein and zeaxanthin among precipitants.
- Trial name
- NCT06574685
- Testing
- Twinkle Eyez Supplementation
- Where
- Malaysia
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Ecolite Group
Dry Eye
A Study To Investigate The Effects Of A Low Humidity Environment And Visual Tasking On Tear Film Protein Composition
The purpose of the study is to collect valuable data on the role of controlled humidity, temperature, airflow, and visual tasking in altering the tear film protein composition.
- Trial name
- NCT02005874
- Where
- Canada
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Inflamax Research Incorporated
Eye Diseases
Creation of the Biobank Related to Eye Disease
The purpose of this study is to develop a BioBank (a specialized lab) and collect blood, fluids and/or other tissue samples to study eye diseases.
- Trial name
- BioBank (NCT01240343)
- Where
- United States
- Volunteers
- 669 people, healthy volunteers welcome
- Sponsor
- Kimberly Drenser
Myopia
Effects of Blue of Glasses VS Standard Lenses on Contrast Sensitivity & Visual Fatigue in Myopic & Non-Myopic Adults
This study investigates the effects of blue light-blocking glasses compared to standard lenses on contrast sensitivity and visual fatigue in myopic and non-myopic adults.
- Trial name
- NCT06739525
- Testing
- Blue Light-Blocking Glasses (Intervention Group), Standard Lenses (Control Group)
- Where
- Pakistan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Superior University
Diabetes Mellitus, Type 1, Diabetes Mellitus, Type 2
Retinal Function in Diabetic Patients Without Retinopathy
The primary purpose was to assess, in diabetic patients without diabetic retinopathy and control subjects, color vision, contrast sensitivity, electroretinography, and flicker-induced vasodilatation using the Dynamic Vessel…
- Trial name
- NEURODIAB (NCT00839150)
- Where
- France
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Macular Degeneration, Choroidal Neovascularization
Evaluation of Dosing Interval of Higher Doses of Ranibizumab
Evaluation of Dosing Interval of Higher Doses of Ranibizumab for patients with wet age-related macular degeneration (AMD).
- Trial name
- BGB/IST (NCT00533520)
- Testing
- ranibizumab
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Brandon G. Busbee, MD
Glaucoma, Retinal Disease
OCT Agreement and Crossed Precision Study
The purpose of this study is to asses the agreement of the RS-3000 Lite and RS-3000 Advance to the RS-3000, assess the crossed precision of each study device and to assess the transference of a reference database from the RS-3000…
- Conditions
- Glaucoma, Retinal Disease, Corneal Disease
- Trial name
- NCT02050880
- Where
- United States
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Nidek Co. LTD.
Dry Eye Syndromes
A Feasibility Study to Evaluate the Tolerability of Oph1 Compared to Restasis in Healthy Volunteers
20 healthy participants will be evaluated for tolerability and safety of a new eye drop formulation for treatment of Dry Eye Syndromes, Oph1 0.5% Cyclosporine A (CsA) compared with Restasis 0.05% CsA ophthalmic formulation.
- Trial name
- NCT05184517
- Testing
- Oph1, Restasis
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- OphRx Ltd.
Emmetropia, Myopia
Effects of Light on the Choroid and Pupil
Monochromatic light creates longitudinal chromatic aberration, with short wavelength blue light forming a focal point in front of the retina and long wavelength red light forming a focal point behind the retina.
- Trial name
- NCT05852782
- Testing
- White Light therapy, Blue light therapy, Red light therapy
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Houston
Refractive Error
Evaluation of Vision Effects of a Cosmetic Tinted Hydrogel Contact Lens
Subjects will wear 2 of 2 study contact lenses for a wearing time of approximately three to four hours at each of the visits in order to take measurements on binocular functional visual performance.
- Trial name
- NCT02886923
- Testing
- Hioxifilcon A Test, Hioxifilcon A With Cosmetic Ring Control
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Periorbital Hyperpigmentation, Periorbital Edema
A 12 Week Study to Evaluate the Efficacy of an Eye Cream
This single center, open-label clinical study was conducted to assess the efficacy and tolerance of a topical eye cream when used over the course of 12 weeks by healthy women with moderate to severe under-eye dark circles…
- Conditions
- Periorbital Hyperpigmentation, Periorbital Edema, Fine Lines, Wrinkle
- Trial name
- NCT05807620
- Testing
- Gentle Cleansing Lotion, Facial Moisturizer, Sunscreen SPF 30
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Revision Skincare
Keratoconjunctivitis Sicca, Xeropthalmia
Acupuncture Treatment of Dry Eye
The purpose of this study is to determine the safety and efficacy of acupuncture in the treatment of moderate to severe dry eye by replicating the study design of the previous protocol and to see the study through to its…
- Trial name
- NCT00554879
- Testing
- Acupuncture
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Walter Reed Army Medical Center
Glaucoma
Perimetric Testing With Virtual Reality
Perimetry is an essential component in the diagnosis and monitoring of glaucoma. Since the advent of Standard Automated Perimetry (SAP), one of the clinical standards has been the Humphrey Field Analyzer (HFA, Carl Zeiss AG…
- Trial name
- NCT06549010
- Testing
- Perimetric test
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Envision Health Technologies, Inc.
Limbal Stem Cell Deficiency
Cultivated Autologous Oral Mucosal Epithelial Transplantation
Earlier protocol for cultivated oral mucosal epithelial transplantation (COMET) requires trypsin/EDTA to isolate epithelial cells from tissue, and uses murine 3T3 cells as feeder cells, which results in biosafety concern.
- Trial name
- NCT03943797
- Testing
- Cultivated oral mucosal epithelial cell transplantation
- Where
- Taiwan
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Presbyopia
A Clinical Trial to Evaluate a Corneal Inlay for the Improvement of Near Vision in Presbyopic Patients
This study will be a prospective, multicenter clinical trial in which a total of 400 subjects will be enrolled. All subjects will be followed over a 36 month time frame with a maximum of 15 clinical sites participating.
- Trial name
- NCT01373580
- Testing
- The Raindrop Near Vision Inlay
- Where
- 11 sites in United States
- Volunteers
- 373 people, healthy volunteers welcome
- Sponsor
- ReVision Optics, Inc.