Clinical trials: Keratoconus
Keratoconus, Presbyopia
Proof-of-Concept for a Novel Optical Aperture Contact Lens in Presbyopia and Keratoconus
The purpose of this clinical study is to evaluate the effectiveness of the NOA lens, a custom-made scleral contact lens developed by Azalea Vision BV, in improving visual quality for individuals with keratoconus and presbyopia.
- Conditions
- Keratoconus, Presbyopia, Scleral Contact Lenses, Pinhole
- Trial name
- NOA (NCT07559188)
- Testing
- NOA lens type 1, NOA lens type 2
- Where
- 2 sites in Belgium, Netherlands
- Volunteers
- 16 people
- Sponsor
- Azalea Vision
Keratoconus, Ectasia
A Study to Test the Diagnostic Potential of Brillouin Microscopy for Corneal Ectasia
We have developed novel Brillouin microscopy and we are testing its potential for keratoconus and ectasia diagnostics. We plan to perform axial scans of the cornea in human volunteers in order to compare biomechanical properties…
- Conditions
- Keratoconus, Ectasia, Crosslinking, Fuchs' Endothelial Dystrophy
- Trial name
- NCT02118922
- Testing
- Brillouin imaging
- Where
- United States
- Volunteers
- 168 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Keratoconic Subjects
Keraring Implantation Based on Alfonso Nomogram
Keratoconus (KC) is a bilateral asymmetric progressive corneal degenerative disease associated with corneal thinning and protrusion.
- Trial name
- NCT07540208
- Testing
- Intrastromal corneal ring segment implantation (ICRS)
- Where
- Egypt
- Volunteers
- 25 people
- Sponsor
- Assiut University
Keratoconus, Keratoconus, Unstable
Corneal Biomechanical Analysis Using Brillouin Microscopy
The objective of this study is to measure the Brillouin biomechanical properties in keratoconic corneas and characterize biomechanical alterations that occur after corneal procedures that inherently strengthen or weaken the…
- Conditions
- Keratoconus, Keratoconus, Unstable, Keratoconus, Stable
- Trial name
- NCT04598932
- Testing
- Brillouin microscopy
- Where
- United States
- Volunteers
- 220 people
- Sponsor
- The Cleveland Clinic
Tomography
UNITY DX Cornea Study
The purpose of this study is to validate the clinical measurement performance of an investigational biometer. Subjects will undergo multiple measurements of the eye, and the agreement, repeatability, and reproducibility of…
- Trial name
- NCT07768735
- Testing
- UNITY DX, ANTERION
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Keratoconus, Corneal Ectasia
Corneal Crosslinking for Treatment of Progressive Keratoconus or Corneal Ectasia
This randomized study compares 2 variations of corneal crosslinking for treatment of keratoconus or corneal ectasia.
- Trial name
- NCT07841470
- Testing
- Riboflavin 0.1% ophthalmic solution and pulsed light, Riboflavin 0.1% ophthalmic solution and non-pulsed light
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- Price Vision Group
Keratoconus, Ectasia Corneal
Comparison of Standard vs. Accelerated Corneal Crosslinking
The study objective is to compare accelerated and standard corneal crosslinking for treatment of progressive keratoconus or corneal ectasia.
- Trial name
- NCT03922542
- Testing
- riboflavin 0.1%
- Where
- United States
- Volunteers
- 508 people
- Sponsor
- Price Vision Group
Keratoconus
Topo-pachimetric Accelerated Epi-On Cross-linking Compared to Dresden Protocol Using Riboflavin With Vitamin E TPGS
In the present study the investigators compare the clinical outcome corneal cross linking with either the stand-ard Dresden (sCXL) or the accelerated custom-fast (aCFXL) ultraviolet A irradiation protocol using…
- Trial name
- NCT05019768
- Testing
- accelerated custom-fast CXL, Standard CXL
- Where
- Italy
- Volunteers
- 41 people
- Sponsor
- Ciro Caruso
Keratoconus, Stable
Perceptual Learning Improve Visual Function in Patients With Keratoconus
This project aims at non-progressive keratoconus patients with unsatisfactory visual acuity corrected by spectacles, and explores the effectiveness and maintenance of visual acuity improved by perceptual learning.
- Trial name
- KPL (NCT05220904)
- Testing
- spectacles, perceptual learning
- Where
- China
- Volunteers
- 35 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Keratoconus
Dextenza Versus Topical Steroid Eye Drops for Postoperative Management Following Corneal Crosslinking
This study aims to compare the use of Dextenza, an FDA-approved intracanilular drug-eluting insert that is designed to deliver a tapered dose of dexamethasone to the ocular surface for 30 days, to the standard of care, or the use…
- Trial name
- NCT06235567
- Testing
- Dextenza 0.4Mg Ophthalmic Insert, topical prednisolone acetate 1% (PredForte) eye drops
- Where
- 3 sites in United States
- Volunteers
- 20 people
- Sponsor
- Maanasa Indaram, MD
Fuchs Endothelial Corneal Dysfunction, Open Angle Glaucoma (OAG)
A Study to Assess Brillouin Hydration Mapping for the Evaluation of Ocular Tissues and Diseases
The overall goal of this study is to develop Brillouin microscope as a novel tool for measuring biomechanical and hydration properties of human tissues in vivo.
- Conditions
- Fuchs Endothelial Corneal Dysfunction, Open Angle Glaucoma (OAG), Dry Eye Disease (DED), Keratoconus
- Trial name
- NCT07780890
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Keratoconus, Alteration of Visual Acuity
CHOICE OF SUBJECTIVE OCULAR REFRACTION TECHNIQUE AND CORNEAL TOPOGRAPHY OF KERATOCONUS
Keratoconus is a rare evolving corneal ectasia that alters visual acuity. To improve spectacle-corrected visual acuity, various subjective refraction techniques can be used.
- Trial name
- RE-CON (NCT04174209)
- Testing
- Cylinder, Dial, Slit
- Where
- France
- Volunteers
- 52 people
- Sponsor
- University Hospital, Clermont-Ferrand
Keratoconus
Corneal Lenticule Implantation in Keratoconus Disease With Relex Smile Surgery
CORNEAL LENTICULE IMPLANTATION IN KERATOCONUS DISEASE WITH RELEX SMILE SURGERY
- Trial name
- NCT04591587
- Testing
- Lenticule Implantation in Keratoconus Disease with RELEX Smile Surgery
- Where
- Kosovo
- Volunteers
- 40 people
- Sponsor
- Dr. Faruk Semiz
Keratoconus, Keratoconus of Right Eye
Fresh Corneal Lenticule Implantation and Autologous Serum - Case Report
The aim of our study is to investigate the feasibility and the effect of fresh lenticule implantation as allogenic graft that will be taken from myopic patients to implant in patients with keratoconus disease using VisuMax…
- Conditions
- Keratoconus, Keratoconus of Right Eye, Keratoconus, Unstable, Right Eye
- Trial name
- NCT04594512
- Testing
- Fresh corneal lenticule and autologous serum in advanced keratoconus using ReLex Smile surgery
- Where
- Kosovo
- Volunteers
- 1 people
- Sponsor
- Eye Hospital Pristina Kosovo
Myopia, Keratoconus
Assessment of Corneal Biomechanical Properties Using Corvis ST and ECD Following LASIK, PRK, CXL, Veriflex IOL and Implantable Collamer Lens
To evaluate corneal biomechanical changes using the Corvis ST and ECD in patients who have under-gone LASIK, PRK, corneal cross-linking (CXL), Veriflex IOL and ICL.
- Conditions
- Myopia, Keratoconus, Refractive Surgery
- Trial name
- NCT06818461
- Testing
- Corvis St Before and after lasik, PRK, CXL, Veriflex IOL and ICL
- Where
- Egypt
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Beni-Suef University
Keratoconus
Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus
A Multicenter, Randomized, Double-Masked, Sham-Controlled, Parallel-Group Phase 3 Study to Evaluate the Efficacy and Safety of Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus
- Trial name
- Apricity-A (NCT06100939)
- Testing
- Riboflavin and Sodium Iodide solution and Ultraviolet-A treatment
- Where
- 13 sites in United States
- Volunteers
- 396 people
- Sponsor
- Epion Therapeutics
Keratoconus
Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus
A Multicenter, Randomized, Double-Masked, Sham-Controlled, Parallel-Group Phase 3 Study to Evaluate the Efficacy and Safety of Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus
- Trial name
- Apricity-B (NCT06100952)
- Testing
- Riboflavin and Sodium Iodide solution and Ultraviolet-A treatment
- Where
- 12 sites in United States
- Volunteers
- 398 people
- Sponsor
- Epion Therapeutics
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
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
Evaluate the Safety and Feasibility of Same-Day Bilateral Epithelium-On Corneal Cross-Linking for Keratoconus
Clinical trial to evaluate the safety and feasibility of corneal cross-linking in both eyes on the same day in subjects with keratoconus.
- Trial name
- NCT07629557
- Testing
- Riboflavin Ophthalmic Solutions, UV-A Irradiation System
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Glaukos Corporation