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Development of a high-resolution color vision checker based on the principle of color vision confusion line

Development of a high-resolution color vision checker based on the principle of color vision confusion line

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600127594
Enrollment
Unknown
Registered
2026-07-02
Start date
2026-08-01
Completion date
Unknown
Last updated
2026-07-13

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

Conditions

Color vision deficiency

Interventions

Primary glaucoma group:NA
Diabetic Retinopathy Group:NA
Age-related Macular Degeneration Group:NA

Sponsors

The Second Affiliated Hospital of Zhejiang University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients diagnosed with primary glaucoma, diabetic retinopathy, or age-related macular degeneration who are admitted to this ophthalmology center. 2. Aged 18 to 60 years, any gender, non-illiterate, with basic reading and comprehension skills. 3. Have a detailed understanding of the purpose and requirements of this study, voluntarily participate in this experiment, sign the informed consent form, and be willing to cooperate with all examinations and questionnaires involved in this experiment.

Exclusion criteria

Exclusion criteria: 1. Presence of any other ocular or systemic condition that may affect color vision, beyond primary glaucoma, diabetic retinopathy, or age-related macular degeneration. 2. History of previous ocular trauma. 3. History of any previous intraocular surgery. 4. Medical history indicating severe cardiac, pulmonary, hepatic, or renal dysfunction. 5. Patients with severe systemic diseases or immune disorders. 6. Mental abnormalities or lack of capacity to make judgments. 7. Any condition or circumstance that, in the investigator's opinion, may place the patient at significant risk, may confound the study results, or may significantly interfere with the patient's participation in this study.

Design outcomes

Primary

MeasureTime frame
Color vision deficiency type and severity measured by the novel color vision examination device;

Secondary

MeasureTime frame
Ishihara color vision test results;FD-15 color vision test results;Disease assessment indicators (such as vision, intraocular pressure, OCT, etc.);

Countries

China

Contacts

Public ContactWang Kaijun

The Second Affiliated Hospital of Zhejiang University School of Medicine

ze_wkj@zju.edu.cn+86 136 0052 9217

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jul 23, 2026