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Vision Stability and Preference for Soft Toric vs. Soft Spherical Contact Lenses

NCT04536571 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 27

Last updated 2021-11-22

Study results available
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Summary

The principal hypothesis is to be tested in this work is that vision stability (the primary outcome measure) with a spherical contact lens correction vs. a toric contact lens correction will be the same.

Conditions

  • Astigmatism
  • Myopia

Interventions

DEVICE

Test Contact lens

Subjects will be randomized to wear test lenses for 30 minutes, and then cross-over to control lenses.

DEVICE

Control Contact lens

Subjects will be randomized to wear control lenses for 30 minutes, and then cross-over to test lenses.

Sponsors & Collaborators

  • CooperVision, Inc.

    lead INDUSTRY

Principal Investigators

  • Philip Morgan, PhD. · University of Manchester

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Model
CROSSOVER

Eligibility

Min Age
18 Years
Max Age
35 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2020-09-03
Primary Completion
2021-06-07
Completion
2021-06-07
FDA Device
Yes

Countries

  • United Kingdom

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04536571 on ClinicalTrials.gov