Clinical trials: Eye Disorders
Wavefront Aberration, Corneal, Refractive Errors
Digital Wavefront Sensing
A holographic optical coherence tomography (H-OCT) setup is used to detect the wavefront by means of phase reconstruction.
- Trial name
- DWS (NCT04597255)
- Testing
- Holographic optical coherence tomography
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
WAGR Syndrome, Wilm's Tumor
Characterization of WAGR Syndrome and Other Chromosome 11 Gene Deletions
This study will explore conditions caused by the absence of certain genes on chromosome 11. These conditions include WAGR syndrome, which is characterized by a kidney tumor called Wilm s tumor, aniridia (absence of the iris of…
- Conditions
- WAGR Syndrome, Wilm's Tumor, Aniridia, Urogenital Abnormalities
- Trial name
- NCT00758108
- Where
- United States
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Cataract, Healthy Eye
The Heidelberg Engineering ANTERION Anterior Segment Cornea and IOL Precision and Agreement Study
This is a prospective clinical study that will be conducted at one clinical site located in the United States to assess anterior segment parameters with the ANTERION
- Conditions
- Cataract, Healthy Eye, Cornea Abnormality, Post-Keratorefractive Surgery
- Trial name
- NCT04130490
- Testing
- ANTERION
- Where
- United States
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- Heidelberg Engineering GmbH
MGD-Meibomian Gland Dysfunction, Positron-Emission Tomography
PET-CT Imaging Features of Meibomian Glands
Analysis the results of Dry eye analysis results and PET-CT imaging comprehensively
- Conditions
- MGD-Meibomian Gland Dysfunction, Positron-Emission Tomography, Dry Eye
- Trial name
- NCT06324890
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Zhongnan Hospital
Myopia, Progressive, Myopia
Clinical Evaluation of a Myopia Control Lens in Slowing Myopia Progression
This is a monocenter, randomized, controlled, parallel-group, double-masked clinical trial to evaluate the effectiveness of test lens in slowing myopia progression with respect to axial length elongation at baseline compared to a…
- Trial name
- NCT05331378
- Testing
- Test myopia control lenses, Single vision lenses
- Where
- Singapore
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Essilor International
Corneal Dystrophy
Corneal Endothelium Morphology and Central Thickness in Type II Diabetes Mellitus and Normal Subjects
The purpose of this study is to compare corneal endothelium morphology and central thickness in type II Diabetes Mellitus and normal subjects with special reference to glycemic status.
- Trial name
- NCT01084850
- Where
- Denmark
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Frederiksberg University Hospital
Pupillary Dilation Effect During Cycloplegic Refraction
Comparing Efficacy and Safety of CTO0303 in Pediatric Subjects
This is a prospective randomized study compared with active control arm.
- Trial name
- NCT06609525
- Testing
- CTO0303-A, CTO0303-B, CTO0303-C
- Where
- South Korea
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- Taejoon Pharmaceutical Co., Ltd.
Meibomian Gland Dysfunction, Demodex Infestation of Eyelid
Effect of an Exploratory Vehicle on Meibomian Gland Dysfunction in Patients With Demodex
The purpose of this study is to evaluate and compare the effect of two dosing regimens, BID versus TID dosing, of an Exploratory Vehicle (EV) on meibomian gland dysfunction (MGD) in patients with Demodex lid infestation.
- Conditions
- Meibomian Gland Dysfunction, Demodex Infestation of Eyelid, Blepharitis, Demodectic Blepharitis
- Trial name
- Rhea (NCT06054217)
- Testing
- Vehicle of TP-03
- Where
- 2 sites in United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Tarsus Pharmaceuticals, 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
Blepharitis
Short-term Effects on Tear Film (Baby Shampoo vs Blephasol)
Lid cleansing is the standard regime that is recommended for the management of blepharitis in the UK and beyond. Whilst many successful commercial preparations exist, and some with clinical evidence, professional guidelines (UK…
- Trial name
- Blepha (NCT04858113)
- Testing
- Blephaclean
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Plymouth
Presbyopia
Trial of the PresVIEW Implant for the Improvement of Near Vision in Patients With Presbyopia
The primary objective of this study is to evaluate the safety and effectiveness of the PresVIEW™ Scleral Implant (PSI) for the improvement of near visual acuity in presbyopic patients.
- Trial name
- NCT01166568
- Testing
- PresVIEW Scleral Implants
- Where
- 14 sites in United States
- Volunteers
- 337 people, healthy volunteers welcome
- Sponsor
- VisDura, Inc.
Cataract
Efficacy of Dextenza Insert in Upper vs Lower Punctum Following Cataract Surgery With PCIOL.
To assess the safety and effectiveness of treatment with an intracanalicular dexamethasone (0.4mg) insert in the operating room following cataract surgery/intraocular lens implant (IOL) with or without iStent/Hydrus/Goniotomy…
- Trial name
- DEXTENZA (NCT05372315)
- Testing
- Dextenza 0.4Mg Ophthalmic Insert
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Iworks Laser and Vision Center
Retinal Diseases, Stargardt's Disease
Microcurrent Stimulation to Treat Macular Degeneration
Microcurrent stimulation thereapy improves retinal efficiency and may restore and/or improve retinal function.
- Conditions
- Retinal Diseases, Stargardt's Disease, Retinitis Pigmentosa
- Trial name
- NCT01790958
- Where
- 4 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Retina Institute of Hawaii
Diabetes Mellitus, Eye Diseases
Shanghai Children and Adolescent Diabetes Eye Study
To compare the prevalence of eye disease between children and adolescents with diabetes mellitus and healthy people, and to analyze the related factors of eye diseases in diabetic patients.
- Trial name
- SCADE (NCT03587948)
- Testing
- Diabetes mellitus
- Where
- China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
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
Retinitis Pigmentosa, Visual Impairment
Environmental Localization Mapping and Guidance for Visual Prosthesis Users
This study is driven by the hypothesis that independent navigation by blind users of visual prosthetic devices can be greatly aided by use of an autonomous navigational aid that provides information about the environment and…
- Conditions
- Retinitis Pigmentosa, Visual Impairment, Visual Prosthesis
- Trial name
- SLAM (NCT04359108)
- Testing
- Navigation system mode: Argus Vision, Navigation system mode: Depth Vision, Navigation system mode: Depth Vision with Haptic / Audio
- Where
- 2 sites in United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Optic Nerve Sheath Diameter, Pneumoperitoneum
Comparison of Changes of ONSD Between Groups of Laparoscopic Surgery With and Without Epidural Saline Injection
This study targets patients undergoing laparoscopic gastric cancer surgery. The investigators would like to compare two factors that influence intracranial pressure through optic nerve sheath diameter measurement.
- Conditions
- Optic Nerve Sheath Diameter, Pneumoperitoneum, Epidural
- Trial name
- NCT04758013
- Testing
- Epidural injection through thoracic epidural catheter, Without epidural injection
- Where
- South Korea
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Keimyung University Dongsan Medical Center
Moderate Hyperopia
Single-step Transepithelial PRK for Hyperopia
Hyperopia is one of the commonest refractive errors encountered in ophthalmology practice. Laser in situ keratomileusis (LASIK) has been widely used to correct hyperopia especially with the advent of femtosecond laser technology…
- Trial name
- NCT05261685
- Testing
- Single-step transepithelial PRK
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Assiut University
Central Serous Chorioretinopathy
Optical Coherence Tomography Angiography (OCT-A) and Central Serous Chorioretinopathy (CSC)
Optical Coherence Tomography Angiography (OCT-A) is a noninvasive imaging technique that allows one to see blood vessels in the retina.
- Trial name
- OPACITY (NCT03950089)
- Testing
- Optical Coherence Tomography Angiography (OCT-A)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Keratoconus
Treatment of Keratoconus With Advanced Corneal Crosslinking
The purpose of this study was to determine whether mechanical compression of the cornea during corneal crosslinking for keratoconus using a sutured rigid contact lens can improve the optical outcomes of the treatment.
- Trial name
- NCT02425150
- Testing
- Corneal reshaping/crosslinking (CRXL), Corneal Crosslinking (CXL)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Umeå University