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Your journey
1What's a trial
4Get in touch
More info
You can access this
clinical trial
if you have
Pain or Vision Nearsighted
and you are
over 18
years old
The primary goal of this phase is to monitor the long-term effects.
The treatment is already on the market.
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The purpose

The purpose of this research is to determine if an investigational thin shield over the cornea can safely and effectively reduce or eliminate pain following Post Photorefractive Keratectomy (PRK). The thin shield is made of silicone. The materials used to make the corneal shield all have a history of use in medical devices, contact lenses, and/or corneal shields and have been used safely in the eye.

Provided treatments

  • Device: Eye Shield

Locations near you

Unfortunately, there are no recruiting locations near you. Please check the list with all locations below.
Tris trial is registered with FDA with number: NCT01592643. The sponsor of the trial is Stanford University and it is looking for 30 volunteers for the current phase.
Official trial title:
Post Photorefractive Keratectomy (PRK) Use of an Eye Shield for Maintaining Vision and Mitigating Pain