Dynamic Pupil Variations and the Efficacy of Peripheral Defocus Spectacle Lenses in Slowing Myopia Progression

Correlation Between Dynamic Pupil Variations and the Efficacy of Peripheral Defocus Spectacle Lenses in Slowing Myopia Progression in Pediatric Patients

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT07808047

Enrollment

Registered

2026-09-08

Start date

2024-08-01

Completion date

2026-09-01

Last updated

2026-09-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Myopia Progressing

Keywords

myopia, dynamic pupillometry, spherical equivalent, axial lenght

Brief summary

to evaluate the correlation between dynamic pupil variations and the efficacy of spectacle lenses in myopia progression control

Detailed description

to evaluate if the dynamic nature of the pupil throughout the day could directly modulates the efficacy of spectacle lenses in myopia progression control in European pediatric patients.

Interventions

DEVICEperifheral defocus spectacle lenses

dynamic pupillometry measurement

DEVICEperipheral defocus spectacle lens

24 month follow up

Study design

Observational model

COHORT

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

6 Years to 18 Years

Healthy volunteers

Inclusion criteria

progressive myopia

Exclusion criteria

suspected genetic syndromes all systemic or eye diseases

Design outcomes

Primary

Measure	Time frame
pupil diameter change	From enrollment to 24 months follow up
correlation between dynamic pupil and axial lenght change	from enrollment to 24 monts

Countries

Italy

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Sep 9, 2026