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Your journey
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More info
You can access this
clinical trial
if you have
Refractive Error or Presbyopia
and you are
between 35 and 80
years old
The phase for this study is not defined.
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The purpose

The aim of this study is to analyze the results of PresbyLASIK performed using the wavefront-optimized LASIK for the treatment of presbyopia on low hyperopic and low myopic patients with astigmatism. Visual performance will be assessed using clinical outcome measures of the following: refraction, near, intermediate and distance visual acuity, stereoacuity and contrast sensitivity. Questionnaires will also be used to evaluate how the patient's vision is before and after surgery.

Provided treatments

  • Procedure: PresbyLASIK

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: NCT01059006. The sponsor of the trial is University of California, San Diego and it is looking for 0 volunteers for the current phase.
Official trial title:
Peripheral PresbyLASIK Using the Allegretto Wavelight System For The Treatment of Presbyopia