This trial is completed!
Search for a recruiting clinical trial for your condition
You can access this
clinical trial
if you have
and you are
over 50
years old
The primary goal of this phase is to monitor the long-term effects.
The treatment is already on the market.
Show me locations

The purpose

The aim of this study is to evaluate the visual function of patients with bilateral implantation of the IOL trifocal ZEISS AT LISA TRI AND TRI TORIC by means of visual acuity tests with and without optical correction, sensitivity curve contrast, defocus curve and quality questionnaire visual function (VFQ-25).

Provided treatments

  • Device: AT LISA TRI
Tris trial is registered with FDA with number: NCT02770924. The sponsor of the trial is Federal University of São Paulo and it is looking for 20 volunteers for the current phase.
Official trial title:
Clinical Outcomes After Bilateral Implantation of ZEISS AT LISA TRI AND TRI TORIC IOL