Repeated Low-Level Red-Light Therapy and Diffusion Optic Technology Lenses: Effects on Choroidal Changes in Myopia Control

Choroidal Responses to Repeated Low-Level Red-Light Therapy and Diffusion Optic Technology Lenses in Myopia Control

Status

Active, not recruiting

Phases

Phase 4

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2600123072

Enrollment

Unknown

Registered

2026-04-21

Start date

2026-04-21

Completion date

Unknown

Last updated

2026-04-27

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

Conditions

Myopia

Interventions

Repeated Low-Level Red-Light Group:None

Diffusion Optics Technology Group:Nonemyopia control lenses.

Eligibility

Sex/Gender

All

Age

6 Years to 18 Years

Inclusion criteria

Inclusion criteria: 1. Age 6–18 years; 2. Best-corrected visual acuity (BCVA) in both eyes >= 0.00 logMAR; 3. Spherical equivalent (SE) -0.50 to -6.00 D, with cylinder 0 to -2.50 D; 4.Intraocular pressure (IOP) 10–21 mmHg; 5. No red-light therapy or diffusion optics technology (DOT) lens intervention within the past 6 months; 6. Written informed consent obtained from the participant and their legal guardian.

Exclusion criteria

Exclusion criteria: 1. Concomitant ocular diseases (e.g., acute or chronic ocular surface inflammation, keratoconus, strabismus, amblyopia); 2. History of ocular surgery; 3. Systemic diseases that may affect ocular health or study participation; 4. Concurrent use of other myopia control interventions (e.g., orthokeratology lenses or atropine therapy); 5. Afterimage duration > 6 minutes.

Design outcomes

Primary

Measure	Time frame
Changes in choroidal structural parameters and axial length;	—

Secondary

Measure	Time frame
Refractive error measurement.;	—

Countries

China

Contacts

Public ContactNie Aiqin

Shenzhen People's Hospital

261376044@qq.com+86 755 25533018

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 1, 2026