Veterans with TBI may get help from a VR game for double vision
NCT ID NCT06886737
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This Phase 1 trial tests a custom virtual-reality game that veterans with traumatic brain injury can play at home to improve their near vision. The study enrolls 45 veterans who have trouble focusing on close objects (convergence insufficiency). The main goals are to see if the game is easy to use and does not cause side effects like motion sickness.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- virtual-reality convergence training game
- What this could lead to
- If it works, this could provide a convenient home-based therapy to improve near vision and reading ability in veterans with TBI.
- What could go wrong
- This is a very early Phase 1 trial with only 45 participants, so it is primarily testing safety and usability, not effectiveness. The VR game may cause motion sickness or not improve vision.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 45 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2026
- Expected to finish
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Sep 2028
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a US federal agency other than the NIH.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * U.S. Military Veteran * Place of residence within driving distance of Cleveland, OH * Clinical eye exam within 6 months prior to enrollment and since the most recent TBI (if applicable) and the onset of near vision symptoms (if applicable) * Best-corrected visual acuity 20/25 or better in each eye * Convergence insufficiency (VR-NPC \< 32 deg) Exclusion Criteria: * Neurological condition other than TBI that would affect convergence * History of strabismus, amblyopia, or other binocular vision issues prior to TBI
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Louis Stokes VA Medical Center, Cleveland, OH
RECRUITINGCleveland, Ohio, 44106-1702, United States
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