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Evaluation of a novel laser visual aid's potential to improve visual ability of ophthalmic patients

Evaluation of a novel laser visual aid's potential to improve visual ability of ophthalmic patients - Evaluation of a novel laser visual aid

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000030724
Enrollment
200
Registered
2018-01-08
Start date
2018-01-09
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

Ophthalmic diseases causing visual impairment in general, including refractive error and ocular media opacity

Interventions

Single arm Intervention: the use of LEW term: several minutes Control: self control

Sponsors

The University of Tokyo Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with visual impairment due to refractive error or media opacity, with no retrobulbar disorders. Provision of signed and dated informed consent prior to any study procedures.

Exclusion criteria

Exclusion criteria: Unwillingness to provide consent to any study procedures Inability of self-judgement

Design outcomes

Primary

MeasureTime frame
Visual acuity measured with Landolt's chart before, during, and after the use of LEW—

Countries

Japan

Contacts

Public ContactTakahiro Minami

The University of Tokyo Hospital The Department of Ophthalmology

takahiro.minami@gmail.com03-3815-5411

Outcome results

None listed

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