Skip to content

Study on the mechanism of myopia control in orthokeratology based on wide area retinal diopter measurement

Study on the mechanism of myopia control in orthokeratology based on wide area retinal diopter measurement

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100043301
Enrollment
Unknown
Registered
2021-02-09
Start date
2021-02-18
Completion date
Unknown
Last updated
2021-06-07

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

Conditions

Myopia

Interventions

case series:N/A

Sponsors

Aier Institute of Optometry and Vision Science
Lead Sponsor

Eligibility

Sex/Gender
All
Age
10 Years to 16 Years

Inclusion criteria

Inclusion criteria: 1. Subjects aged 10-16 years old; 2. Subjects without any history of wearing orthokeratology lens; 3. Subjects with good general and eye health had no history of systemic diseases or ametropia that might affect the development of visual system; 4. Ametropia: the equivalent spherical power is between - 0.75D and - 6.00D, the astigmatism is less than 1.50D in accordance with the rules, and the astigmatism is less than 1.00d in inverse rules; 5. Subjects with monocular best corrected visual acuity not less than 1.0.

Exclusion criteria

Exclusion criteria: 1. Subjects with history of other ocular diseases, ocular trauma and surgery were excluded; History of systemic diseases such as systemic connective tissue diseases and severe autoimmune diseases; 2. Subjects with corneal orthokeratology lens wearing contraindications and allergy to nursing products; 3. Subjects who did not wear orthokeratology glasses regularly; 4. Subjects who cannot be followed up as required.

Design outcomes

Primary

MeasureTime frame
axial length;

Secondary

MeasureTime frame
peripheral retinal refraction;Choroidal thickness;corneal topography;Visual acuity;Spherical equivalent refraction;

Countries

China

Contacts

Public ContactZhikuan Yang

Aier College of Ophthalmology, Central South University

13380071988@189.cn+86 13380071988

Outcome results

None listed

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