Dichoptic Virtual Reality Therapy for Amblyopia in Adults



Status:Recruiting
Conditions:Ocular, Ocular
Therapuetic Areas:Ophthalmology
Healthy:No
Age Range:15 - 40
Updated:4/21/2016
Start Date:October 2014
End Date:December 2016
Contact:Marc H Levin, MD, PhD
Email:levinm@vision.ucsf.edu
Phone:415-476-1787

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This is a randomized, masked, controlled study of the effect of a virtual reality,
binocular, 3-dimensional video game on visual acuity and stereopsis in adult patients with
amblyopia.


Inclusion Criteria:

- Interpupillary distance of 60-66 mm

- Age 15-40

- Anisometropic amblyopia or strabismic amblyopia

- Best corrected visual acuity of 20/30 or worse in the amblyopic eye

- No prior therapeutic use of the software

- No other ongoing therapies including patching or recent eye muscle surgery

- No vested interest in the product

- Ability attend visits and complete the training session, and to stop the intervention
after the specified intervention period

Exclusion Criteria:

- Stimulus-deprivation amblyopia.

- Organic lesions of the eye preventing the establishment of good vision (eg. media
opacities, abnormalities in the fundus or optic nerve).

- Lesions of the brain preventing the establishment of good vision (eg. cortical visual
impairment).

- Establishment of normal vision by refractive adaptation (wearing glasses after
presentation).

- Patients diagnosed with Photosensitive Epilepsy.

- Inability to comply with the follow-up visits required.

- History of pathologic nystagmus (congenital or sensory).
We found this trial at
1
site
San Francisco, California 94143
Principal Investigator: Marc H Levin, MD, PhD
Phone: 415-476-1787
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San Francisco, CA
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