Quantitative Refractive Crosslinking in Presbyopia Aged Patients
1 other identifier
interventional
25
2 countries
2
Brief Summary
An 'on-eye' UV delivery system for corneal crosslinking can be used safely and effectively to help free presbyopic patients from the need for reading glasses.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for not_applicable
Started Aug 2025
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
August 15, 2025
CompletedFirst Posted
Study publicly available on registry
August 22, 2025
CompletedStudy Start
First participant enrolled
August 31, 2025
CompletedPrimary Completion
Last participant's last visit for primary outcome
August 1, 2026
ExpectedStudy Completion
Last participant's last visit for all outcomes
August 1, 2026
August 29, 2025
August 1, 2025
11 months
August 15, 2025
August 22, 2025
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Reduce refractive error
Achieve manifest refraction outcome at 3 months post treatment within 0.75D of the pre-planned targeted refraction, in patients aged 40 to 65 years old
3-months post procedure
Study Arms (1)
Treatment Group
EXPERIMENTALEpithelium-on Corneal Crosslinking
Interventions
Non-invasive corneal crosslinking device delivering controlled UV light through a contact lens platform for refractive reshaping of the cornea.
Eligibility Criteria
You may qualify if:
- Adults aged 40-65 years
- Healthy cornea
- Refractive error between +4.0 D and -5.0 D
- Phakic or monofocal pseudophakic (≥6 months post IOL placement)
- Visual acuity correctable by ±0.25 D
You may not qualify if:
- Corneal dystrophy, scarring, or prior corneal crosslinking
- Astigmatism \>1.0 D
- Active ocular infection, inflammation, or uncontrolled dry eye
- Advanced glaucoma or diabetic retinopathy
- History of delayed corneal healing
- Pregnancy, breastfeeding, or planning pregnancy during study period
- Certain medications (e.g., isotretinoin)
- Recent participation in other investigational drug/device studies (within 30 days)
- Patients with uncontrolled dry eye or surface disease
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (2)
Rio Vision Hospital Oftalmológico
Rio de Janeiro, Brazil
Laser Center
Santo Domingo, Dominican Republic
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- NA
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
August 15, 2025
First Posted
August 22, 2025
Study Start
August 31, 2025
Primary Completion (Estimated)
August 1, 2026
Study Completion (Estimated)
August 1, 2026
Last Updated
August 29, 2025
Record last verified: 2025-08