Neuralink is developing two brain implants named "Telepathy" and "Blindsight," aimed at helping people with paralysis or severe vision loss regain some of their abilities using brain-computer interfaces.
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The Telepathy implant allows users to control computers through thought, while the Blindsight implant aims to restore the ability to perceive visual information by sending visual information directly to the brain.
Musk believes future developments in these technologies could also make it possible to reconnect neural signals between the brain and the limbs, helping people with paralysis regain the ability to move their hands and legs.
How does the Neuralink implant help people with paralysis?
The Telepathy implant, the first brain implant developed by Neuralink, works by converting neural signals from the brain into digital commands that can be used to control external devices.
The technology enables people with severe paralysis to move a computer cursor, click on items, play electronic games, write computer code, and create digital artwork using their thoughts rather than physical movement.
Clinical trials conducted by the company are exploring the use of the implant to control robotic arms, which could broaden the practical applications of this technology in helping people with severe motor disabilities.
Musk believes this technology could evolve in the future to transmit information faster than traditional means of communication, such as speech or typing on a keyboard.
In a post on the platform X dated October 30, 2026, Musk expressed hope that within the next few years the company will be able to redirect neural signals from the motor and sensory areas of the brain to the limbs, enabling people with paralysis to use their hands and walk again.
This vision is based on the nature of spinal cord injuries, which can sever the connection between neural signals from the brain and bodily movements, even though the brain continues to generate the commands needed for movement.
Future brain-computer interfaces aim to bypass damaged neural pathways by transmitting signals from the brain's motor and sensory areas directly to the limbs.
This mechanism may help people with spinal cord injuries regain some movements, such as walking or using their hands, though restoring normal movement remains a future goal that has not yet been clinically proven effective.
The Blindsight implant for restoring sight
Neuralink is also developing a second brain implant called "Blindsight," which aims to help people with severe vision loss, including people blind since birth.
The implant relies on a camera that captures images of the surrounding environment, then converts them into visual information that is sent directly to the visual cortex of the brain, the area responsible for processing vision-related information.
In theory, this mechanism allows bypassing damaged parts of the eye or optic nerves, by directly stimulating the brain with visual information instead of relying on the natural pathway of sight.
According to Musk, the technology is ready from an engineering standpoint, but its use is still tied to obtaining the necessary regulatory approvals.
The Blindsight implant has received the "Breakthrough Device Designation" from the US Food and Drug Administration (FDA), a designation intended to accelerate the development and review of innovative medical devices.
However, this designation does not mean the implant has received final approval for medical use, as preparations are still underway to begin human clinical trials.
The Telepathy and Blindsight implants reflect Neuralink's direction toward expanding the uses of brain implants beyond controlling computers, to attempting to restore the physical and sensory functions some people have lost due to injuries or medical conditions.
Despite the potential these technologies target, their success in restoring movement or visual perception depends on the results of future clinical trials, and on proving their safety and effectiveness in humans.
