Clinical trials: Cornea; Ectasia, open to volunteers
Keratoconus, Unstable, Bacterial Keratitis
Safety and Effectiveness of the PXL-Platinum 330 System for Corneal Cross-Linking
To determine whether the Peschke PXL-330 system is safe and effective in the treatment of corneal thinning conditions.
- Conditions
- Keratoconus, Unstable, Bacterial Keratitis, Ectasia of Cornea
- Trial name
- NCT03918408
- Testing
- PXL-330 Platinum device for crosslinking with Peschke ribofflavin solution
- Where
- United States
- Volunteers
- 300 people
- Sponsor
- Pacific Clear Vision Institute
Keratoconus
INTACS (Intrastromal Corneal Ring Segments) For Corneal Ectasia
To join established study put on by Addition Technologies, Inc. in the surgical implantation of asymmetrical INTACS segments to treat myopia and astigmatism in patients with keratoconus.
- Trial name
- INTACS (NCT02512432)
- Testing
- INTACS
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Cornea; Ectasia, Refractive Errors
Corneal Elastography and Patient Specific Modeling
The goal of this research is to develop measurement tools and simulation technology for characterizing and predicting individual responses to corneal treatments and for advancing understanding of corneal ectasia risk factors.
- Conditions
- Cornea; Ectasia, Refractive Errors, Keratoconus
- Trial name
- NCT03030755
- Testing
- Optical coherence tomography
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Corneal Ectasia, Corneal Disease
Dresden Corneal Disease and Treatment Study
The purpose of this study is long-term follow up of patients with corneal diseases to analyze the quality of surgical interventions and diagnosis.
- Conditions
- Corneal Ectasia, Corneal Disease, Corneal Astigmatism, Keratoconus
- Trial name
- NCT04251143
- Testing
- corneal cross-linking, corneal topography and tomography
- Where
- Germany
- Volunteers
- 700 people
- Sponsor
- Technische Universität Dresden
Keratoconus, Corneal Ectasia
Outcomes of CTAK Surgery
Measuring quality of vision and quality of life outcomes using a validated questionnaire in participants undergoing CTAK surgery for corneal ectasia
- Trial name
- CTAK (NCT07474870)
- Testing
- Questionnaire and Physical Exam
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Stanford University
Keratoconus, Ectasia of Cornea
Comparison of Epi-ON Corneal Collagen Crosslinking Performed Using an 18-Minute UVA Exposure vs. a 24-Minute UVA Exposure on Eyes With Ectatic Corneal Diseases
The goal of this clinical trial is to study the effects of an experimental (not Food and Drug Administration (FDA)-approved) treatment called corneal crosslinking (CXL) for conditions in which the cornea becomes progressively…
- Conditions
- Keratoconus, Ectasia of Cornea, Pellucid Marginal Corneal Degeneration, Forme Fruste Keratoconus (FFK)
- Trial name
- NCT07124910
- Testing
- Epi-ON corneal cross-linking
- Where
- 12 sites in United States
- Volunteers
- 485 people
- Sponsor
- Woolfson Eye Institute
Keratoconus, Pellucid Marginal Corneal Degeneration
Safety and Effectiveness of the PXL-Platinum 330 System for Corneal Cross-Linking in Eyes With Corneal Ectasia
To evaluate the safety and effectiveness of the PXL Platinum 330 system for performing corneal cross-linking (CXL) for the treatment of ectatic disorders.
- Conditions
- Keratoconus, Pellucid Marginal Corneal Degeneration, Corneal Ectasia
- Trial name
- NCT04094090
- Testing
- PXL-330 Platinum device for crosslinking with Peschke riboflavin solution
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- Goodman Eye Center
Keratoconus, Post-Laser Retinal Condition
Investigator Initiated, Prospective Study of Xenia Corneal Lenticule
Cornea ectatic conditions such as keratoconus and post-LASIK (Laser In situ Keratomileusis) ectasia are disorders of the eye that are notorious for its uncontrolled progression over time, leading to loss of vision.
- Trial name
- NCT04741230
- Testing
- Gebauer Lenticule
- Where
- United Kingdom
- Volunteers
- 15 people
- Sponsor
- The Royal Wolverhampton Hospitals NHS Trust
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
PRoTECT: Corneal Wavefront Guided PRK + Epi-off CXL vs. PTK+Epi-off CXL in Keratoconus
Keratoconus causes irregular astigmatism and reduced vision. Epi-off corneal crosslinking (CXL) stabilizes the cornea but often leaves higher-order aberrations uncorrected.
- Trial name
- PRoTECT (NCT07372911)
- Testing
- Schwind AMARIS excimer laser, Corneal collagen crosslinking epi-off accelerated
- Where
- Mexico
- Volunteers
- 50 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
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