Effects of low-intensity red light on the microcirculation of the macular region in myopic juveniles

A clinical study on microcirculation changes in the macular region of young people with myopia treated with low-intensity red light

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200058623

Enrollment

Unknown

Registered

2022-04-12

Start date

2022-03-31

Completion date

Unknown

Last updated

2024-01-08

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

Conditions

myopia

Interventions

test group:low intensity red light

Eligibility

Sex/Gender

All

Age

6 Years to 12 Years

Inclusion criteria

Inclusion criteria: 1.6-12-year-olds with normal mental development; 2. Diagnosed myopia: equivalent spherical lens -0.25D and above after cycloplegia; 3. The eye examination is normal, and the intraocular pressure is normal; 4. Subjects and parents are willing to participate in red light therapy.

Exclusion criteria

Exclusion criteria: 1. There is squint or other binocular vision abnormalities; 2. Other major ocular abnormalities such as vitreous and retinopathy and systemic diseases; 3. Other reasons that doctors consider unsuitable for inclusion in the project.

Design outcomes

Primary

Measure	Time frame
retinal vessel density,RVD;average macular retinal thickness,AMRT;choroid capillaries vessel density,CVD;subfoveal choroidal thickness,SFCT;Spherical equivalent,SE;Axial length,AL;	—

Secondary

Measure	Time frame
anterior chamber depth,ACD;corneal curvature,K;uncorrected visual acuity,UCVA;	—

Countries

China

Contacts

Public ContactDeng Aijun

Affiliated Hspital of Weifang Medical University

dengaijun@hotmail.com+86 15966077166

Outcome results

None listed

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