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A randomized, parallel controlled clinical study on the effectiveness of wearing peripheral myopia defocus lenses to control the growth of myopia in children

A randomized, parallel controlled clinical study on the effectiveness of wearing peripheral myopia defocus lenses to control the growth of myopia in children

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100046278
Enrollment
Unknown
Registered
2021-05-12
Start date
2021-06-01
Completion date
Unknown
Last updated
2021-12-21

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

Conditions

Myopia

Interventions

Sponsors

West China Hospital of Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
8 Years to 15 Years

Inclusion criteria

Inclusion criteria: 1. Aged 8 to 15 years; 2. The spherical diopter is between -0.75~8.00D; 3. Astigmatism diopter =1.0 (decimal record method); 6. The refractive medium of the examined eye is clear; 7. The examined eye has no nystagmus and strabismus, and has good fixation ability.

Exclusion criteria

Exclusion criteria: 1. Shallow anterior chamber or intraocular pressure> 20mmHg; 2. Suffering from eye diseases such as keratitis, pinkeye, acute inflammation around the eye, glaucoma etc; 3. Persons with intellectual disability or mental illness; 4. Contact lens wearers (including those who wear contact lenses during the test); 5. Cardiopulmonary insufficiency; 6. Those with severe eye discomfort; 7. Wearers with insufficient accommodation; 8. Subjects who require withdrawal from clinical trials; 9. Poor compliance, or the investigator thinks it is inappropriate to continue participating in this clinical trial; 10. Are using other myopia control methods, or plan to use other myopia control methods; 11. Are or plan to participate in other lens tests.

Design outcomes

Primary

MeasureTime frame
axial length;Equivalent spherical diopter;

Countries

China

Contacts

Public ContactLiu Longqian

West China Hospital of Sichuan University

bq15651@hotmail.com+86 18980601759

Outcome results

None listed

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