Patients already are being treated with some success by deep -
brain electrical stimulation of nerve cells.
Not exact matches
The work is still in it's early stages — «Any effort to use electric current for stimulating the
brain outside the laboratory or clinic could be dangerous and should be strongly discouraged,» Green cautions — but there are already places where the idea of
electrical stimulation is being tested out in the real world.
«The findings of this study offer the new suggestion that giving individuals a «zap» of
electrical stimulation can enhance the
brain's natural thinking cap boost in creativity,» commented study co-author and Georgetown psychology professor Adam Green.
It still might sound a little sci - fi, but scientists and entrepreneurs are already experimenting with wearable devices that use
electrical stimulation to make your
brain work better in a host of intriguing ways.
02:30 — Aims to reduce the boring and repetitive nature of
brain rehabilitation programs through VR, with sensory feedback and
electrical stimulation.
Each
stimulation the baby encounters helps forge a path, or circuit, between her
brain cells, like building roads or an
electrical grid that connects neighborhoods, communities and cities.
Tickling the
brain with low - intensity
electrical stimulation in a specific area can improve verbal short - term memory.
«Tickling the
brain with
electrical stimulation improves memory.»
«While
electrical stimulation of the
brain is emerging as potential therapy for a wide range of neurological and psychiatric diseases, little is known about its effect on memory,» says Gregory Worrell, M.D., Ph.D., a Mayo Clinic neurologist and senior author of the article.
People recalled more words from a previously viewed list when low - amplitude
electrical stimulation was delivered to the
brain.
Patients recalled more words from a previously viewed list when low - amplitude
electrical stimulation was delivered to the
brain.
These include Transcranial Magnetic
Stimulation and Transcranial Direct Current
Stimulation, the former uses alternating magnetic fields to simulate specific
brain areas while the latter aims
electrical currents of power equal to a 9 - volt battery to specific
brain areas.
It is a big step toward the goal of pain science, which is to zero in on the
brain region or regions altered by chronic pain and devise a treatment (a drug or maybe
electrical stimulation) that can correct the malfunctioning neurons in that zone.
Electrical stimulation of the
brain is found to accelerate learning in military and civilian subjects, although researchers are wary of drawing larger conclusions about the mechanism
In fact, Fields says, this bizarre
electrical behavior may underlie the positive effects of deep -
brain stimulation, which, though not well understood, has been shown to improve the symptoms of Parkinson's disease and other neurological disorders.
A noninvasive technique for
brain stimulation, tDCS is applied using two small electrodes placed on the scalp, delivering short bursts of extremely low - intensity
electrical currents.
Because the neural circuitry of the
brain operates via electro -
stimulation, applying small amounts of
electrical current to the scalp (transcranially) has been investigated as a means of modulating
brain activity.
To amplify slow waves and get them into optimal sync with spindles, researchers plan to apply
electrical brain stimulation to the frontal lobe in future experiments.
A
brain - computer interface with recording electrodes under his skull, and a functional
electrical stimulation (FES) system * activating his arm and hand, reconnect his
brain to paralyzed muscles.
An area of the mouse hippocampus glows green, indicating that the new method of
electrical stimulation excited neural activity in this deep
brain structure.
The
brain - computer interface extracts information from the
brain signals about what movements he intends to make, then passes the information to command the
electrical stimulation system.
>> Nature podcast: Meet the scientist who hopes to treat dyscalculia with mild
electrical brain stimulation.
Electrical brain stimulation benefitted subjects for months, but critics point to the study's small size
Called repetitive transcranial magnetic
stimulation (rTMS), the noninvasive technique uses electromagnets to create localized
electrical currents in the
brain.
These include two types of short - term memory training, physical exercise, mindfulness meditation, learning a musical instrument, wearing a nicotine patch and a form of
electrical stimulation of the
brain.
Cases of savant syndrome have inspired an
electrical brain stimulation technique for boosting creative insight
George is referring to his role as editor - in - chief of
Brain Stimulation, a journal launched three years ago to cover the growing list of technologies that can alter the brain's electrical acti
Brain Stimulation, a journal launched three years ago to cover the growing list of technologies that can alter the
brain's electrical acti
brain's
electrical activity.
People show less prejudice after receiving low intensity
electrical stimulation administered to the frontal part of the
brain.
It is one of several capitalising on a growing consensus that
electrical stimulation can alter
brain function to mitigate problems as diverse as depression and stroke and lack of focus.
Deep
brain stimulation is not the only form of
electrical stimulation that could help restore movement after a spinal cord injury.
Non-invasive
brain stimulation techniques aimed at mental and neurological conditions include transcranial magnetic
stimulation (TMS) for depression, and transcranial direct current (
electrical)
stimulation (tDCS), shown to improve memory.
«
Electrical brain stimulation could support stroke recovery: Hand and arm training boosted by transcranial direct current
stimulation.»
In humans, this region could be a target for bringing some
brain injury patients out of a comatose state via electrical stimulation, says lead author Nigel Pedersen, MD, assistant professor of neurology at Emory University School of Medicine and an epilepsy specialist at Emory Brain Health Ce
brain injury patients out of a comatose state via
electrical stimulation, says lead author Nigel Pedersen, MD, assistant professor of neurology at Emory University School of Medicine and an epilepsy specialist at Emory
Brain Health Ce
Brain Health Center.
«The idea that weak
electrical stimulation of the
brain could produce beneficial effects on depression symptoms is somewhat surprising,» said Dr. John Krystal, Editor of Biological Psychiatry.
The device uses
electrical stimulation to block the pain signals from reaching the
brain.
Lieber and colleagues also demonstrated that the syringe - injectable mesh electronics could be used to deliver
electrical stimulation to the
brain over three months or more.
Implanted devices send targeted
electrical stimulation to the nervous system to interfere with abnormal
brain activity, and it is commonly assumed that neurons are the only important
brain cells that need to be stimulated by these devices.
We are also dedicated not only to enabling control over computers or robotic assistive devices, but — for people with spinal cord injury or stroke — working toward the goal of reconnecting
brain to limb, allowing the powerful intracortical signals to activate fully implanted functional
electrical stimulation devices, and re-enabling intuitive movement of one's own arm and hand.»
«We measured the
electrical activity of groups of nerve cells within the subthalamic nucleus in patients with Parkinson's disease, who had recently been treated with deep
brain stimulation.
(Lin noted that existing methods of
electrical deep
brain stimulation for aggression control are prohibited in the United States but approved in some European countries.)
His work suggests that deep -
brain stimulation — whether
electrical or optical — may be most effective when it targets not the neurons themselves but the connections between cells, thereby affecting the flow of activity between
brain regions.
Researchers have developed a method to measure how the
brain responds to
electrical stimulation and use the response to maximize efficacy of deep
brain stimulation (DBS)-- a therapy that has been successfully used to treat advanced stages of Parkinson's disease.
By testing cycling time to task failure (TTF) in a group of 12 active participants in a placebo controlled study, Dr Mauger discovered that stimulating the
brain by passing a mild
electrical current (transcranial direct current
stimulation or tDCS) over the scalp to stimulate it increased the activity of the area associated with muscle contraction.
This ongoing study, the PACt - MD study, combines
brain training exercises and
brain stimulation, using a mild
electrical current to stimulate
brain cells and improve learning and memory.
Such studies could guide still - experimental therapies such as transcranial magnetic
stimulation, which aims to suppress or boost
brain activity in targeted areas through
electrical currents.
However, as early as 2002, Olaf Blanke and others induced OBEs by focal
electrical stimulation of the
brain's right angular gyrus in a patient undergoing treatment for epilepsy (Nature, vol 419, p 269).
These results were achieved through continual direct epidural
electrical stimulation of the participants» lower spinal cords, mimicking signals the
brain normally transmits to initiate movement.
«There are too many folks out there right now who are using
electrical brain stimulation in a cavalier way,» says Michael Weisend, at Rio Grande Neurosciences in Santa Fe, New Mexico.
Four young men who have been paralyzed for years achieved groundbreaking progress — moving their legs — as a result of epidural
electrical stimulation of the spinal cord, an international team of life scientists at the University of Louisville, UCLA and the Pavlov Institute of Physiology reported today in the medical journal
Brain.
When the scientists tried to trigger LTP in these
brain slices with
electrical stimulation or chemicals, they found that methods that fired up cellular pathways involving the molecule cyclic adenosine monophosphate (cAMP) didn't work.