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Choroidal Response to the Modified Defocus Incorporated Multiple Segments Spectacle Lenses

NCT07547072 · Status: NOT_YET_RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 108

Last updated 2026-04-23

No results posted yet for this study

Summary

The goal of this study is to investigate the short-term changes in choroidal thickness and efficacy of the study spectacle lenses in children. Participants will be prescribed with a pair of study spectacle lenses for daily use and visit the clinic once every week for the first month for checkup and tests. After the first month of follow-up, participants will visit at 1 month, 6- and 12-month for checkup. Choroidal thickness, axial length and refractive errors will be monitored.

Conditions

  • Myopia

Interventions

OTHER

Modified Defocus Incorporated Multiple Segments lens (D1)

D1 is a modified Defocus Incorporated Multiple Segments lens that corrects the distance refraction and provides myopic defocus simultaneously

OTHER

Modified Defocus Incorporated Multiple Segments lens (D2)

D2 is a modified Defocus Incorporated Multiple Segments lens that corrects the distance refraction and provides myopic defocus simultaneously

Sponsors & Collaborators

  • HOYA Lens Thailand LTD.

    collaborator INDUSTRY

  • The Hong Kong Polytechnic University

    lead OTHER

Principal Investigators

  • Rachel Ka Man Chun, PhD · School of Optometry, The Hong Kong Polytechnic University

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Model
PARALLEL

Eligibility

Min Age
6 Years
Max Age
13 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2026-04-25
Primary Completion
2027-12-31
Completion
2028-02-29

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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 NCT07547072 on ClinicalTrials.gov