Long Term Follow-up of the VisAbility™ Micro Insert System for Presbyopic Patients
Public ClinicalTrials.gov record NCT03811249. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Prospective, Multicenter Clinical Trial of the VisAbility™ Micro Insert System for the Improvement of Near Visual Acuity in Presbyopic Subjects - Long Term Follow-up
Study identification
- NCT ID
- NCT03811249
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Refocus Group, Inc.
- Industry
- Enrollment
- 287 participants
Conditions and interventions
Conditions
Interventions
- VisAbility™ Micro Insert Device
Device
Eligibility (public fields only)
- Age range
- 45 Years to 60 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Dec 2, 2018
- Primary completion
- Sep 30, 2021
- Completion
- Oct 28, 2021
- Last update posted
- Nov 17, 2023
2018 – 2021
United States locations
- U.S. sites
- 13
- U.S. states
- 11
- U.S. cities
- 13
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Coastal Vision | Orange | California | 92868 | — |
| Gordon Schanzlin New Vision Institute | San Diego | California | 92122 | — |
| Aloha Laser Vision | Honolulu | Hawaii | 96814 | — |
| The Midwest Center for Sight | Des Plaines | Illinois | 60016 | — |
| Eye Surgeons Of Indiana PC | Indianapolis | Indiana | 46260 | — |
| Eye Care Institute | Louisville | Kentucky | 40206 | — |
| Chu Vision Institute | Bloomington | Minnesota | 55420 | — |
| South Shore Eye Care LLP | Wantagh | New York | 11793 | — |
| Physicians Protocol | Greensboro | North Carolina | 27401 | — |
| Comprehensive EyeCare of Central Ohio | Westerville | Ohio | 43082 | — |
| Bucci Laser Vision | Wilkes-Barre | Pennsylvania | 18702 | — |
| Key Whitman Eye Center | Dallas | Texas | 75242 | — |
| Braverman-Terry-Oei-Eye Associates | San Antonio | Texas | 78212 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03811249, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 17, 2023 · Synced Jul 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03811249 live on ClinicalTrials.gov.