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NCT04219891 · ClinicalTrials.gov registry record · NA
WaveLight® EX500 Excimer Laser System for the Correction of Myopia Using InnovEyes™ in Conjunction With InnovEyes™ Sightmap
A NA study, sponsored by Alcon Research.
- Completed
- Registry status
- NA
- Development phase
- 272
- Enrollment target
NCT04219891: Completed NA study, sponsored by Alcon Research.
NCT04219891 is a NA study that has completed, run by Alcon Research. The registered enrollment target is 272 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (81% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04219891, a NA study, has completed, sponsored by Alcon Research.
- COMPLETED
- Registry status
- NA
- Development phase
- 272 participants
- Enrollment target
Study Summary
The purpose of this study is to evaluate the safety and effectiveness of the WaveLight EX500 excimer laser system for the correction of myopia with and without astigmatism using InnovEyes in conjunction with InnovEyes sightmap.
Primary Outcome
Visual acuity (VA) was assessed using Early Treatment of Diabetic Retinopathy Study (ETDRS) charts at a distance of 4 meters and reported in Snellen, where 20/20 indicates normal distance eyesight. Preoperatively, VA was assessed with correction in place. Postoperatively, VA was assessed with no correction in place. Refractive stability was defined as the latter of two postoperative manifest refractions performed at least 3 months apart (or at Month 3 after surgery when compared with the Month 1
Interventions
- PROCEDURE LASIK
- DEVICE WaveLight EX500 excimer laser system with InnovEyes sightmap
- DEVICE InnovEyes sightmap
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 272 participants |
| Start Date | 2020-03-09 |
| Est. Completion | 2022-11-09 |
| Phase | NA |
What the finished NCT04219891 record still lists
NCT04219891 is an interventional study that assigns participants to a tested intervention. The registered 272 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (81% lower).
The record links to 0 conditions, and to 3 interventions - of which LASIK is the first listed.
NCT04219891 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT04219891 about?
NCT04219891 is a clinical study titled "WaveLight® EX500 Excimer Laser System for the Correction of Myopia Using InnovEyes™ in Conjunction With InnovEyes™ Sightmap". The purpose of this study is to evaluate the safety and effectiveness of the WaveLight EX500 excimer laser system for the correction of myopia with and without astigmatism using InnovEyes in conjunction with InnovEyes sightmap.
What is the current status of trial NCT04219891?
This trial is currently completed. It is a NA study. The enrollment target is 272 participants. The study started on 2020-03-09. Estimated completion is 2022-11-09.
What interventions are being tested in trial NCT04219891?
The interventions under investigation include: LASIK (PROCEDURE), WaveLight EX500 excimer laser system with InnovEyes sightmap (DEVICE), InnovEyes sightmap (DEVICE).
Who is sponsoring clinical trial NCT04219891?
This trial is sponsored by Alcon Research, which has 275 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04219891's enrollment target sits among peer trials
272 387th of 2000 higher than 1,614 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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