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Myopia prevention and control effect and possible mechanism of orthokeratology lens with different BOZD arc-tangent design

Myopia prevention and control effect and possible mechanism of orthokeratology lens with different BOZD arc-tangent design

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600128794
Enrollment
Unknown
Registered
2026-07-26
Start date
2024-11-18
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Myopia

Interventions

Observation group:None

Sponsors

Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology
Lead Sponsor

Eligibility

Sex/Gender
All
Age
8 Years to 14 Years

Inclusion criteria

Inclusion criteria: 1. 60 myopic children aged 8-14 who were treated for myopia in the Department of Ophthalmology of Tongji Hospital Affiliated to Huazhong University of Science and Technology ; 2. Spherical power -0.5D~-6.00D, astigmatism power <1.5D; The difference in spherical equivalent power between the two eyes is <1.0D; 3. No amblyopia in both eyes, the best corrected visual acuity can reach more than 1.0, and no other eye diseases; 4. Can be followed up regularly, with moderate and good results, and no obvious eye inflammation.

Exclusion criteria

Exclusion criteria: 1. Ocular or systemic diseases, there are contraindications to the wearing of contact lenses 2. The refractive state and corneal condition do not meet the above basic conditions, and the try-on effect is poor 3. Poor compliance, unable to review according to the specified time, unable to carefully care for and clean the lenses according to instructions

Design outcomes

Primary

MeasureTime frame
Axial length;Peripheral choroidal thickness;Peripheral retinal refractive power;

Secondary

MeasureTime frame
Corneal relative refraction;

Countries

China

Contacts

Public ContactYan Xiang

Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology

fangdengqin308@163.com+86 182 7188 6822

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 10, 2026