Reference: A. Srinivasan, L. Guo, and R. V. Bellamkonda, «A Novel Microchannel - Scaffold
Electrode Array for Peripheral Nerve Interfacing,» Society for Biomaterials 2011 Annual Meeting & Exposition, Orlando, Florida, April 13 - 16, 2011.
The participants were implanted with
an electrode array for epidural stimulation, and individual configurations for stimulation were identified for each participant.
Not exact matches
The researchers used the state - of - the - art nanofabrication technology to make
arrays of
electrodes with a width of only 100 nanometers (0.00001 centimeters) to excite sound waves at an unprecedented high frequency that is higher than 10 GHz, the frequency used
for satellite communications.
These participants had
electrode arrays implanted in their brains» motor cortex
for the trial.
Merging man and machine The spectacular successes of brain implants in primates has paved the way
for new human trials, including one at Brown University, where neuroscientist John Donoghue is moving ahead with BrainGate, a minuscule
array of tiny, spikelike
electrodes implanted in the motor cortex.
Also, the team plans to create devices with even higher density, including a double - sided microelectrode
array with 64
electrodes per tine instead of eight — making
for a total of around 4,000
electrodes placed in the brain at once.
Among their goals
for this system are: a higher density
electrode array to allow
for more precise targeting on neurons, new recording circuits that vastly increase the volume of data captured, and a new wireless power and telemetry technology that allows
for real - time data transmission from the brain.
For the purpose of the study, Slomowitz grew a neural network on an
array of
electrodes and recorded the activity of single individual neurons in the network.
All of the cells on the
electrode array came from the cortex, the outermost layer of the brain known
for its role in memory formation.
Working on the internally - funded project
for nearly a decade to develop the algorithms, software and stimulation sleeve, Battelle scientists first recorded neural impulses from an
electrode array implanted in a paralyzed person's brain.
BrainGate has developed a device, named after itself, which is composed of an «aspirin - sized
array of
electrodes» that is implanted in the motor cortex, the area of the brain primarily responsible
for voluntary movement.
In this application, a nanotube film with an
array of
electrodes can be used as an electrically configurable diffraction grating
for an infrared spectrometer, allowing the wavelength of light to be scanned without moving parts.
Robinson, J.T., Jorgolli, M., Shalek, A.K., Yoon, M.H., Gertner, R.S., and Park, H., «Vertical Nanowire
Electrode Arrays as a Scalable Platform
for Intracellular Interfacing to Neuronal Circuits,» Nature Nanotech.
The matrix is initialized and refreshed by applying voltage to all conductors of the
array of FETs simultaneously, thus using the plate having the FETs as one of the two
electrodes for impressing an electric field over the gyricon medium.