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Corneal Refractive Therapy Design Comparison for -4 to -6 Diopter Treatment for Overnight Wear for Myopia

NCT05438615 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 40

Last updated 2026-01-20

No results posted yet for this study

Summary

The primary objective of this study is to compare the effectiveness of two proximity control geometry lens designs to treat eyes with pretreatment myopia between -4.00 and -6.00 D myopia with and without refractive astigmatism in a modality involving overnight wearing.

Conditions

  • Myopia

Interventions

OTHER

Corneal Refractive Therapy-spherical

A comparison of two different designs of Corneal Refractive Therapy contact lenses will be done. Each will be worn for two weeks. The sponsor will mask which lens will be first or second in the trial.

OTHER

Corneal Refractive Therapy-aspherical

A comparison of two different designs of Corneal Refractive Therapy contact lenses will be done. Each will be worn for two weeks. The sponsor will mask which lens will be first or second in the trial.

Sponsors & Collaborators

  • CooperVision International Limited (CVIL)

    lead INDUSTRY

Principal Investigators

  • Joseph T Barr, OD MS · Ohio State University

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2015-12-31
Primary Completion
2016-10-27
Completion
2016-10-27

Countries

  • United States

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 NCT05438615 on ClinicalTrials.gov