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OpenTrials
Completed

NCT Number: NCT05495971

Extended Depth of Focus Contact Lenses for Presbyopia

VTI has an FDA cleared soft contact lens product. Its optical design creates an enhanced depth of focus (EDOF), which provides clear distance, intermediate, and near vision. This study is to quantify the enhanced depth of focus and visual impact.

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Key information

Conditions

Presbyopia Eye Diseases Refractive Errors

Age range

45 year–70 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

VTI

Alpharetta, Georgia, 30009, United States

About this study

This study will develop defocus curves for Baseline best corrected spectacle refraction and then for the EDOF lens used in this study. A comparison of thge depth of focus for each condition will be made.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Suitable and able to wear contact lenses
  • Normal best corrected vision (20/25 or better)
  • Need reading add +2.00 or stronger

Exclusion criteria

  • Pre-existing ocular condition that would contraindicating lens wear

Treatment and study plan

NaturalVue Multifocal

Device

EDOF

Primary outcomes

  1. LogMAR Visual Acuity

    Time frame: 4 hours

    High contrast/high illumination distant (6M) logMAR vision

Sponsors and collaborators

Lead sponsor

Visioneering Technologies, Inc

Industry

Registry information

Important dates

Study start
2022
Primary completion
2023
Study completion
2023
First posted
Aug 10, 2022
Registry last updated
Dec 16, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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