Status:
COMPLETED
Visual Perceptual Learning for the Treatment of Visual Field Defect
Lead Sponsor:
Nunaps Inc
Conditions:
Visual Fields Hemianopsia
Hemianopsia, Homonymous
Eligibility:
All Genders
19-80 years
Phase:
NA
Brief Summary
This study evaluates the efficacy of visual perceptual learning for the treatment of visual field defect caused by brain damage. Half of participants will receive visual perceptual training using the ...
Eligibility Criteria
Inclusion
- Age 19-80 years
- Brain damage-induced visual field defect
- At least 6 months after brain lesion
- Minimum of 4 testing locations, where measured threshold ≤ 20dB
- Verified visual pathway damage using CT or MRI
- K-MMSE(Korean Mini Mental Status Examination) score ≥ 24
- Visual acuity equal or better than 20/40
- Able to use the investigational device
- Patient/legally authorized representative has signed the informed consent form
Exclusion
- Unreliable Humphrey visual field test (any of fixation loss, false positive, false negative ≥ 20%)
- Complete hemianopsia with sensitivity of the whole hemifield ≤ 3 dB
- Epilepsy, photosensitivity, Parkinson's disease
- Bilateral visual field defect
- Hemispatial neglect
- Ophthalmologic disorder that may interfere the trial
- Inability to discontinue psychostimulants such as methylphenidate, modafinil, and amphetamine.
- Candidate for carotid endarterectomy or stenting
- Received ophthalmologic surgery within 3 months, except for the cataract surgery
- Pregnant or breast feeding
- Participating in other clinical trial
- Any other condition that, in the opinion of the investigator, precludes participation in the trial
Key Trial Info
Start Date :
October 17 2019
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
May 31 2021
Estimated Enrollment :
80 Patients enrolled
Trial Details
Trial ID
NCT04102605
Start Date
October 17 2019
End Date
May 31 2021
Last Update
June 8 2021
Active Locations (5)
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1
Seoul National University Bundang Hospital
Seongnam-si, Gyeonggi-do, South Korea
2
Asan Medical Center
Seoul, South Korea
3
Chung-Ang University Hospital
Seoul, South Korea
4
Konkuk University Hospital
Seoul, South Korea