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Clinical Study of Orthokeratology Lenses with Different Defocus Amounts in Myopic Children

Clinical Study of Orthokeratology Lenses with Different Defocus Amounts in Myopic Children

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500113503
Enrollment
Unknown
Registered
2025-11-29
Start date
2025-12-01
Completion date
Unknown
Last updated
2025-12-01

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

Conditions

Myopia

Interventions

Exposure Group (Peripheral defocus + 6.00D):None
Control group (Conventional design):None

Sponsors

West China Hospital of Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
8 Years to 12 Years

Inclusion criteria

Inclusion criteria: 1.Age:8-12 years old; 2.Diopter and Visual Acuity: Spherical Equivalent: Between -0.75 D and -5.00 D in both eyes. Corneal Astigmatism: = 1.0 in each eye. 3.Orthokeratology lenses with different defocus designs have been fitted, worn for 6 months or longer, with complete follow-up records.

Exclusion criteria

Exclusion criteria: 1.Strabismus, amblyopia, and other vision-impairing conditions; 2.Follow-up records were missing;

Design outcomes

Primary

MeasureTime frame
Axial length;defocus;—

Secondary

MeasureTime frame
Subjective refraction;Objective refraction;Visual acuity;—

Countries

China

Contacts

Public ContactMa Wei

West China Hospital of Sichuan University

18038862@qq.com+86 28 8542 3419

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026