Vision for Some Patients Restored through Current Stimulation of the Brain From: Medical Design Technology - 06/29/2016 Vision loss due to glaucoma or optic nerve damage is generally considered irreversible. Now a new prospective, randomized, multi-center clinical trial demonstrates significant vision improvement in partially blind patients after 10 days of noninvasive, transorbital alternating current stimulation (ACS). Read the entire article at: https://www.mdtmag.com/article/2016/06/vision-some-patients-restored-through-current-stimulation-brain