Comparison of complete and incomplete occlusion methods in amblyopia

A comparative study of the usefulness of the complete occlusion method and the incomplete occlusion method in functional amblyopia - Comparison of complete and incomplete occlusion methods in amblyopia

Status

Recruiting

Phases

Phase 3

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000040639

Enrollment

200

Registered

2020-06-03

Start date

2020-07-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

amblyopia

Interventions

Continue complete occlusion occlusion treatment until vision is restored to 1.0 Continue imcomplete occlusion occlusion treatment nis restored to 1.0

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients diagnosed with functional amblyopia with no eye diseases other than refractive error

Exclusion criteria

Exclusion criteria: 1. Those with eye movement restriction (abduction restriction) 2. Cranial MRI or CT reveals intracranial disease or intraorbital disease 3. Those who have already been diagnosed at another hospital and have already started treatment 4. What the researcher deems inappropriate

Design outcomes

Primary

Measure	Time frame
visual acuity improvement period	—

Secondary

Measure	Time frame
Visual acuity refraction value Accommodating paralysis refraction value Eye position Stereoacuity	—

Countries

Japan

Contacts

Public ContactSatoru Totsuka

Kitasato university hospital Ophthalmology

satoru.totsuka@gmail.com0427788429

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026