Clinical trials: Keratoconus
Keratoconus
Safety Study of the VEGA UV-A System to Treat Keratoconus
The purpose of this research study is to test the safety, tolerability, and effectiveness of corneal collagen cross-linking (CXL), when used to treat keratoconus.
- Trial name
- NCT01190306
- Testing
- The VEGA UV-A Illumination System, Riboflavin
- Where
- 9 sites in United States
- Volunteers
- 127 people
- Sponsor
- Topcon Medical Systems, Inc.
Keratoconus
German Corneal Cross Linking Register
Corneal Cross Linking is new treatment modality for patients with keratoconus. A keratoconus is characterized by progressive bulging and thinning of the eye's cornea.
- Trial name
- NCT00560651
- Testing
- CCL (Corneal Cross Linking)
- Where
- 2 sites in Germany
- Volunteers
- 356 people
- Sponsor
- Suphi Taneri
Keratoconus, Glaucoma
Optic Nerve Head Structural Response to IOP Elevation in Patients With Keratoconus
The mechanism by which vision loss in glaucoma occurs is still unknown, but it is clear that increased Intraocular Pressure (IOP) is a major risk factor.
- Trial name
- NCT03560609
- Testing
- Ophthalmodynamometer, Goldmann applanation tonometer, Pentacam
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- NYU Langone Health
Keratoconus
Corneal Topographer Fluorescein Patterns
The objective of this study is to determine if corneal topography can be used to predict the fluorescein pattern of keratoconus lenses on the eye.
- Trial name
- NCT00584285
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Christine Sindt
Keratoconus, Corneal Diseases
Collagen Cross-Linking With Ultraviolet-A in Asymmetric Corneas
This study will assess changes in visual acuity and corneal symmetry after corneal collagen cross-linking (CXL) of asymmetric corneas.
- Conditions
- Keratoconus, Corneal Diseases, Eye Diseases, Photosensitizing Agents
- Trial name
- NCT03029104
- Testing
- CXLO Corneal Strengthening Solution and UVA Illumination Device
- Where
- 9 sites in United States
- Volunteers
- 2,228 people
- Sponsor
- Cxlusa
Keratoconus
Theranostic Guided Riboflavin/UV-A Corneal Cross-linking
This is a clinical study consisting of a study arm to validate accuracy and precision of the combined use of theranostic imaging biomarkers, riboflavin score and theranostic score, to assess and predict efficacy of corneal…
- Trial name
- ARGO (NCT05457647)
- Testing
- Riboflavin/UV-A corneal cross-linking
- Where
- 3 sites in Italy
- Volunteers
- 50 people
- Sponsor
- Regensight
Keratoconus
Simultaneous TransPRK and Corneal Collagen Cross-Linking
Young patients with keratoconus face two problems: disease progression and corneal shape irregularity leading to poor vision even in spectacles.
- Trial name
- TransPRKCXL (NCT02208089)
- Testing
- Transepithelial Photorefractive Keratectomy (TransPRK), Corneal Collagen Cross-Linking (CXL)
- Where
- United Kingdom
- Volunteers
- 55 people
- Sponsor
- Bruce Allan
Keratoconus, Post-Refractive Ectasia
Corneal Crosslinking in Patients With Keratoconus and Post-Refractive Ectasia
The purpose of this study is to evaluate the effectiveness of using riboflavin and UV light to treat progressive keratoconus or post-refractive corneal ectasia.
- Trial name
- NCT01143389
- Testing
- Riboflavin, UVX light
- Where
- United States
- Volunteers
- 510 people
- Sponsor
- Price Vision Group
Keratoconus
Performance and Safety Assessment of T4020 in Managing Corneal Epithelial Defect Following Epi-off Accelerated Crosslinking
The purpose of this study is to assess the performance and safety of T4020 versus saline solution.
- Trial name
- NCT02979054
- Testing
- T4020
- Where
- 4 sites in Bulgaria, France and 2 more
- Volunteers
- 157 people
- Sponsor
- Laboratoires Thea
Keratoconus
Custom Anterior Surfacing of Scleral Lens for Vision Quality Improvement in Patients With Keratoconus
The goal of the study is to examine the effects of custom front-surface wavefront correction on visual performance, and on neutralization of higher order aberrations, in patients wearing a scleral lens device.
- Trial name
- NCT03647046
- Testing
- Customized Scleral Lens
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- University of Rochester
Keratoconus and Ectasia
Safety and Effectiveness Study of the VEGA UV-A System for Cross-linking in Eyes With Keratoconus and Ectasia
The purpose of this research study is to evaluate the long tern safety and effectiveness of cross-linking in eyes with keratoconus and ectasia.
- Trial name
- NCT01398852
- Testing
- Riboflavin, VEGA UV-A Illumination System
- Where
- 13 sites in United States
- Volunteers
- 500 people
- Sponsor
- Topcon Medical Systems, Inc.
Progressive Keratoconus
Transepithelial Corneal Cross-linking Using Iontophoresis
The purpose of the present Randomized Clinical Trial (RCT) is to compare the efficacy and safety of transepithelial corneal cross-linking using iontophoresis (T-ionto CL) to treat progressive keratoconus in comparison with…
- Trial name
- T-iontoCL (NCT02117999)
- Testing
- Cross-linking with iontophoresis, Standard corneal cross-linking
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- Fondazione G.B. Bietti, IRCCS
Progressive Keratoconus
Corneal Collagen Cross-linking for Progressive Keratoconus
Prospective, randomized multicenter study to determine the safety and effectiveness of performing cornea collagen cross-linking (CXL) using riboflavin and UVA light in eyes with progressive keratoconus.
- Trial name
- CXL (NCT00647699)
- Testing
- riboflavin ophthalmic solution, UVA Irradiation
- Where
- 10 sites in United States
- Volunteers
- 147 people
- Sponsor
- Glaukos Corporation
Keratoconus, Ocular Surface Disease
Pilot Study to Investigate the Feasibility, Reliability and Efficacy of Utilizing OCT to Automate PROSE Fitting
EYEdeal Scanning Technology enables rapid measurement of corneal and scleral topography. By accurately measuring the ocular surface with this imaging technology, the current iterative fitting method required to fit PROSE…
- Conditions
- Keratoconus, Ocular Surface Disease, Pellucid Marginal Corneal Degeneration, Ectasia
- Trial name
- NCT04649177
- Testing
- Ocular surface optical coherence tomography
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Boston Sight
Keratoconus
Twelve Month Clinical Evaluation of KeraSoft IC Soft Contact Lenses
The objective of this twelve month dispensing study is to evaluate the clinical performance, particularly comfort and vision, of KeraSoft IC Soft Contact Lenses.
- Trial name
- NCT01416272
- Testing
- KeraSoft IC Soft Contact Lenses
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Bausch & Lomb Incorporated
Keratoconus, Dry Eye
Safety and Efficacy of Intracanalicular Dexamethasone Compared to Loteprednol Etabonate in Patients With Keratoconus
Drug delivery platforms are an innovative exciting advancement in ophthalmology. They allow patients to eliminate topical medications which are generally associated with lack of compliance, difficulty of use and requiring help…
- Conditions
- Keratoconus, Dry Eye, Allergy
- Trial name
- NCT04418999
- Testing
- dexamethasone ophthalmic insert 0.4 mg, for intracanalicular use, Loteprednol Etabonate 0.38% Ophthalmic Gel/Jelly
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Illinois College of Optometry
Corneal Opacity, Keratoconus
OCT-guided LALAK for KCN
The purpose of this study is to determine if a new procedure, called laser-assisted lamellar anterior keratoplasty (LALAK), can achieve the same level of vision with a lower risk of potential complications after surgery compared…
- Trial name
- NCT01901614
- Testing
- LALAK, IEK, Retrobulbar Block or General Anesthesia
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- Oregon Health and Science University
Keratoconus, Unstable, Collagen Crosslinking
Intracanalicular Dexamethasone Insert for Post-Corneal Cross-Linking Inflammation and Pain- The LINK Study
There is no standard of care medication regimen for the management of pain and inflammation post-corneal crosslinking (CXL), although most cornea specialists agree on use of an antibiotic and steroid eye drop in the immediate…
- Conditions
- Keratoconus, Unstable, Collagen Crosslinking, Postoperative Pain
- Trial name
- NCT04168112
- Testing
- Dextenza, Prednisolone Acetate
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Sight Medical Doctors PLLC
Progressive Keratoconus
Study to Evaluate the Safety and Efficacy of Epi-on Corneal Cross-linking in Eyes With Progressive Keratoconus
To evaluate the safety and efficacy of epithelium-on corneal collagen cross-linking (CXL) in impeding the progression of, and/or reducing corneal curvature (Kmax) in eyes with progressive keratoconus.
- Trial name
- NCT03442751
- Testing
- Test Article A, Test Article B, KXL medical device system
- Where
- United States
- Volunteers
- 201 people
- Sponsor
- Glaukos Corporation
Keratoconus, Cornea Ectasia
Safety and Efficacy of Corneal Crosslinking Using the PXL-Platinum 330 for Eyes With Corneal Ectatic Conditions
To evaluate the safety and effectiveness of the PXL Platinum 330 device for performing Corneal Crosslinking in patients with corneal thinning conditions.
- Trial name
- NCT04240457
- Testing
- Epithelial-on Corneal Crosslinking with the PXL 330 Platinum system.
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Arbor Center for Eye Care