February 1, 2023

First Successful Implantation of Revolutionary Artificial Vision Brain Implant

The Intracortical Visual Prosthesis System is the first intracortical visual implant to utilize a group of totally implanted miniaturized wireless stimulators to check out whether individuals with loss of sight can utilize the synthetic vision supplied by this method.
This visual prosthesis system permits gadgets to be completely implanted, which is a distinct benefit that offers scientists sufficient time to check out how the gadget can successfully work, and for the recipient to learn how the device can be useful.
During the preclinical stage, the Illinois Tech group worked with Rush University Medical Center neurosurgeons to establish and improve surgical treatments, culminating in this weeks effective implantation of 25 stimulators with a total of 400 electrodes in a specific with loss of sight. The medical stage is focused on screening whether this prosthesis will supply research study individuals with an enhanced ability to navigate and perform basic, aesthetically guided tasks. Checking will begin at The Chicago Lighthouse after a 4-6-week recovery period.
” This is an incredibly exciting moment, not simply for the field of biomedical engineering, however more importantly for individuals with loss of sight and their liked ones all over the world,” says Troyk.
Because numerous people affected by overall blindness do not have intact retina or optic nerves however keep the visual cortex– the area of the brain that permits individuals to see– an intracortical visual prosthesis might be the only possible advanced visual sensory help from which they can benefit.
While the brain works as an effective processing system and gets countless nerve signals from the eyes, if the eyes are no longer able to interact with the brain, Troyk says that researchers can “step in by bypassing the eye and optic nerve and going straight to the location of the brain called the visual cortex.”
” This operation represents a critical action in the years of research study by our entire ICVP team in our efforts to bring sight to blind patients,” says Dr Richard Byrne, the neurosurgeon at Rush University Medical Center who carried out the surgical treatment.
Illinois Tech is working together with Rush University Medical Center, The Chicago Lighthouse; the Wilmer Eye Institute at Johns Hopkins; the University of Texas at Dallas; Microprobes for Life Science; Sigenics, Inc.; and The University of Chicago on the effort, with Troyk functioning as the primary detective.
” For individuals who are completely blind, gaining even a bit of light understanding can make a substantial distinction,” stated Janet P. Szlyk, President and CEO of The Chicago Lighthouse. “The findings from this research study will assist pave the way for other groundbreaking advancements in loss of sight research study and vision repair.”
Funding for this research study was supplied by the National Institutes of Healths Brain Research through Advancing Innovative Neurotechnologies ® (BRAIN) Initiative, the Department of Defense and from private donors.
Research reported in this publication was supported by the NIH (BRAIN) Initiative under Award Number UH3NS095557. The material is entirely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health

Rendering of the Intracortical Visual Prosthesis (ICVP) cordless implantable stimulator design along with a penny for scale. Credit: Illinois Institute of Technology
While there is currently no remedy for loss of sight, a first-of-its-kind artificial vision system has undergone its very first successful implantation, bringing with it the capacity to restore partial vision to individuals who have lost their sight.
The Intracortical Visual Prosthesis (ICVP), an implant that bypasses the retina and optic nerves to link directly to the brains visual cortex, has actually been successfully surgically implanted in the ICVP research studys first participant at Rush University Medical Center today. This surgery is part of a Phase I Feasibility Study of an Intracortical Visual Prosthesis for People With Blindness.
The ICVP system was developed by a multi-institution team led by Philip R. Troyk– executive director of the Pritzker Institute of Biomedical Science and Engineering at Illinois Institute of Technology, professor of biomedical engineering– and represents the culmination of nearly 3 years of Illinois Tech research study committed to ultimately offering artificial sight to those with blindness due to eye disease or injury.

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