Tag

Brain Computer Interface

All articles tagged with #brain computer interface

technology24 days ago•75 min saved

One implant enables parallel decoding of speech and gestures for natural multimodal communication in paralysis

Three paralyzed participants with a single high-density ECoG implant demonstrated simultaneous decoding of speech and upper-body gestures. By training decoders on both isolated and concurrent data and using cross-modality training to reduce opposite-modality false activations, the system achieves reliable parallel decoding and real-time avatar control, marking a step toward a unified, natural multimodal brain–computer interface for communication restoration.

via Nature|

#brain-computer-interface #ecog #gesture-decoding

technology24 days ago•5 min saved

One brain implant decodes speech and gestures in real time

A single 253‑electrode implanted array can simultaneously decode intended speech and gestures, translating them into on‑screen text and driving a personalized animated avatar within seconds. In a two‑participant study, the AI‑assisted system tackles overlapping neural signals to enable real‑time, multimodal communication for people with paralysis, signaling a step toward multifunctional neural prostheses for daily use.

via Nature|

#brain-computer-interface #gesture-decoding #neural-implant

medical-science25 days ago•4 min saved

A single brain implant lets paralysed patients speak and gesture through a digital avatar

Researchers at UCSF demonstrated a brain-computer interface that decodes both speech and hand gestures from a single brain implant and animates a digital avatar to represent the user. In a proof-of-concept with two paralysed participants, a small set of gestures and spoken words were accurately decoded using machine learning, with the team aiming to expand vocabulary and continuous movements. The work could eventually help millions with speech loss from stroke, ALS and other brain conditions, but ethical, surgical, and generalisation challenges remain, as the approach currently relies on patient-specific models and invasive procedures. The study adds to a growing field alongside companies like Neuralink and Echo Neurotechnologies.

via Financial Times|

#brain-computer-interface #digital-avatar #medical-science

science25 days ago•18 min saved

Thought-to-Speech Breakthrough Lets a Disabled Patient Speak via Brain Implant

A 68-year-old Michigan woman with a paralyzing neurological disorder used Paradromics’ wireless brain implant to converse in real time, even when she only imagined speaking, as brain signals are decoded by AI and spoken aloud by a computer, letting her talk on the phone with grandchildren and marking a notable advance in brain-computer interfaces.

via The New York Times|

#brain-computer-interface #neural-implant #paradromics

technology1 month ago•21 min saved

Mind Data on the Market: The Coming Neuroprivacy Era

Silicon Valley is driving neurotechnology from lab experiments to everyday life, aiming to decode—and potentially alter—brain signals through invasive implants and noninvasive wearables. This surge raises urgent privacy and human-rights concerns about mental privacy, personal identity, and autonomous decision-making as brain data could be mined by advertisers, employers, and tech giants. Legal wins like Colorado’s neurodata law and UNESCO discussions echo calls for global protections, while researchers warn that consumer devices and workplace monitoring could turn thoughts into a new data commodity within a decade unless safeguards are established.

via WIRED|

#brain-computer-interface #brain-data #neurorights

science2 months ago•12 min saved

Stroke survivor regains voice with brain implant turning intent into real-time speech

A woman who had been unable to form intelligible speech for 20 years after a stroke can now generate spoken sentences again using an implanted electrode array that reads her speech intent from the motor cortex and a software decoder that produces a near-real-time synthetic voice resembling her pre-injury voice. In the BRAVO trial, the system achieved a median latency of about 1.67 seconds from the go cue to the onset of synthesized speech (2.61 seconds on a smaller set), and streamed roughly 46.5 words per minute, improving on earlier eight-second delays. However, results come from a single participant with a unique implantation site; the technology does not read inner thoughts, requires substantial calibration, and remains investigational with questions about generalizability, long-term safety, and home use still unresolved.

via Space Daily|

#brain-computer-interface #latency #neuroprosthesis

science2 months ago•41 min saved

Paralyzed Man Regains Arm Movement and Touch After Double Neural Bypass

Keith Thomas, paralyzed from the chest down after a 2020 pool accident, regained arm and hand control plus tactile sensation through a double neural bypass that links his brain to arm nerves and uses finger sensors. After 35 weeks of training, arm strength improved 86% on the right and 62% on the left, enabling actions like scratching his nose and gripping objects, and letting him feel things like his dog’s fur. The findings, detailed in Nature, highlight the potential of brain–computer interface technology to restore movement and touch for people with paralysis.

via Good News Network|

#brain-computer-interface #feinstein-institutes #medical-research

science2 months ago•6 min saved

Beyond Movement: Real-Time Cognitive BCIs for Mood and Thought

A Mount Sinai perspective argues that the next frontier for brain-computer interfaces is cognitive BCIs that decode distributed brain networks and use adaptive neuromodulation in closed loops to detect and treat emerging psychiatric states (depression, anxiety, PTSD, OCD) in real time. The approach combines existing hardware—intracranial recording, adaptive deep brain stimulation, and high-resolution neurochemical sensing—and requires merging reading and writing into a single system, plus cross-sector collaboration to translate into clinical therapies. The market potential is large because psychiatric and cognitive conditions affect far more people than paralysis, motivating renewed academic, startup, and regulatory efforts.

via Neuroscience News|

#brain-computer-interface #closed-loop #cognitive-bci

technology2 months ago•6 min saved

Neural bypass restores feeding and touch in paralyzed man

A paralyzed man who was injured in 2020 can now feed himself, drink from a cup, and feel his dog’s fur thanks to a double neural bypass that uses implanted electrodes to translate intention to move from the brain to arm muscles and sensors on the fingers to relay touch back to the brain. After 35 weeks of training, his right-arm strength rose 86% and his left 62%; gains persisted even when the device is off and have endured for more than two years, highlighting durable improvements and the promise of brain–computer interfaces for paralysis.

via Boing Boing|

#brain-computer-interface #neural-bypass #neuroprosthetics

science2 months ago•5 min saved

Bidirectional brain implant restores hand movement and touch in quadriplegia

A single paralysed patient with quadriplegia regained voluntary hand movement and partial touch using a bidirectional brain-computer interface: implanted brain microelectrodes plus skin-stimulation patches translated his intended movements into nerve stimulation, with sensors providing touch feedback. Over 35 weeks he showed substantial arm-strength gains (87% in one measure reported as 86%/62% in the study) and could perform tasks like feeding himself and wiping his mouth; the work, published in Nature Medicine, marks a significant advance in neuroprosthetics but remains preliminary with one participant.

via Financial Times|

#brain-computer-interface #medical-science #neuroprosthetics

technology2 months ago•3 min saved

Brain-Computer Interface Restores Movement and Touch in Paralyzed Man

A man paralyzed from the chest down due to a 2020 diving accident regained the ability to feed himself and drink from a cup thanks to a brain-implant “double neural bypass” that routes movement signals from the brain to his arms and uses sensory feedback to recreate touch. After 35 weeks of training, his right arm was 86% stronger and his left 62% stronger, and he could perform tasks like scratching his nose and wiping his face; importantly, he began to feel touch again in previously numb areas. The effects persisted for over two years, but researchers caution that results from a single patient are preliminary and broader trials are needed to assess applicability across different injuries.

via The Guardian|

#brain-computer-interface #cortical-mirroring #neural-bypass

technology3 months ago•6 min saved

BrainCo bets wearables, not implants, to scale brain-computer interfaces

Hangzhou’s BrainCo is pursuing non-invasive wearable brain-computer interfaces to broaden use beyond medical implants, leveraging FDA‑approved bionic hands and a sleep-wellness device, and backed by roughly 2 billion yuan in funding. The company envisions a staged roadmap—from aiding amputees and neurological conditions to consumer electronics—and plans to license its BCI platform to others. China’s Five-Year Plan backs BCI development and regulators have approved minimally invasive devices, underscoring a US‑China tech race. Debates persist over whether non-invasive approaches can deliver mass-market adoption and what data-privacy implications will arise, with market size still uncertain.

via CNBC|

#brain-computer-interface #china-technology-policy #non-invasive

technology3 months ago•6 min saved

Tiny brain implant fights brain cancer with electrical therapy

Coherence Neuro, a San Francisco biotech tied to Neuralink, began testing a coin-sized brain implant by placing it temporarily in three patients undergoing brain-tumor surgery in Australia to sense tumor electrical activity and deliver mild stimulation aimed at slowing growth. The 30-minute implants, used as a safety check before longer-term use, could enable continuous monitoring and remote adjustment via an app, with plans for a permanent implant trial in glioblastoma patients next year, potentially offering a more convenient alternative to existing devices like Optune.

via WIRED|

#brain-cancer #brain-computer-interface #clinical-trial

technology3 months ago•12 min saved

Brain-computer implant unlocks fluent speech for ALS patient at home

A brain-computer interface implanted in the speech motor cortex allowed an ALS patient who had been unable to speak for years to produce fluent, real-time speech at home. The system decodes neural signals into words with about 99% accuracy over a 125,000-word vocabulary at roughly 56 words per minute, and has been used for thousands of hours over a year with a privacy mode to control data recording. This shift from lab demonstrations to independent home use marks a major step toward practical speech restoration, though the technology remains invasive and experimental, not yet widely available, as the broader BCI field (including Neuralink and others) continues to tackle scalability, regulation, and access questions.

via Space Daily|

#als #brain-computer-interface #home-use

science3 months ago•7 min saved

Brain-Computer Implant Restores a Personal Voice for a Paralyzed Man

A man with advanced ALS and near-total paralysis can communicate again using an implanted brain–computer interface that translates neural activity into text and a digital voice. In the BrainGate 2 trial, Casey Harrell has used the system at home for about two years, producing more than 183,000 sentences and nearly 2 million words at roughly 56 words per minute with ~92% accuracy, enabling independent emailing, web use, and work. Developed by UC Davis with Brown University and Mass General Brigham, the device includes privacy mode to mute thoughts, and researchers hope to refine it for broader use among 27 participants in total.

via ScienceAlert|

#als #brain-computer-interface #braingate