Results 21 to 30 of about 157,440 (324)

A Multi-Channel, Flex-Rigid ECoG Microelectrode Array for Visual Cortical Interfacing

open access: yesSensors, 2015
High-density electrocortical (ECoG) microelectrode arrays are promising signal-acquisition platforms for brain-computer interfaces envisioned, e.g., as high-performance communication solutions for paralyzed persons.
Elena Tolstosheeva   +6 more
doaj   +1 more source

A neural probe with up to 966 electrodes and up to 384 configurable channels in 0.13 μm SOI CMOS [PDF]

open access: yes, 2017
In vivo recording of neural action-potential and local-field-potential signals requires the use of high-resolution penetrating probes. Several international initiatives to better understand the brain are driving technology efforts towards maximizing the ...
Andrei, Alexandru   +13 more
core   +1 more source

Bio-interface behaviour of graphene and semiconducting SWCNT:C(60) blend based nano photodiode for subretinal implant

open access: yesBiosurface and Biotribology, 2020
Hybrid interfaces between living cells and organic conjugated polymers play a pivotal role in bioelectronics medicine. Currently, conjugated polymers are widely utilised for optical stimulation of living cells and other bio-interface applications such as
Moorthy Vijai Meyyappan   +2 more
doaj   +1 more source

Fully implantable, multi‐channel microstimulator with tracking supply ribbon, multi‐output charge pump and energy recovery

open access: yesIET Circuits, Devices and Systems, 2021
A novel energy‐efficient approach dedicated to high‐density implantable stimulators such as visual prostheses is presented. Energy efficiency of the approach proposed in this work is achieved through two ideas: the ‘tracking supply ribbon’ technique and ‘
Amin Rashidi   +2 more
doaj   +1 more source

Phantom motion intent decoding for transhumeral prosthesis control with fused neuromuscular and brain wave signals

open access: yesIET Cyber-systems and Robotics, 2021
In recent years, the electroencephalography (EEG) brain–computer interface (BCI) has been researched in the area of upper‐limb prosthesis control due to the promise of being able to record neurological signals which follow activation patterns in the ...
Ejay Nsugbe   +3 more
doaj   +1 more source

Ultrafast High-pressure AC Electro-osmotic Pumps for Portable Biomedical Microfluidics [PDF]

open access: yes, 2009
This paper details the development of an integrated AC electro-osmotic (ACEO) microfluidic pump for dilute electrolytes consisting of a long serpentine microchannel lined with three dimensional (3D) stepped electrode arrays.
Bazant, Martin Z.   +2 more
core   +2 more sources

Comparison of smoothing filters in analysis of EEG data for the medical diagnostics purposes [PDF]

open access: yes, 2020
This paper covers a brief review of both the advantages and disadvantages of the implementation of various smoothing filters in the analysis of electroencephalography (EEG) data for the purpose of potential medical diagnostics.
Blaszczyszyn, Monika   +6 more
core   +1 more source

Common-mode noise cancellation circuit for wearable ECG

open access: yesHealthcare Technology Letters, 2017
Wearable electrocardiogram (ECG) is attracting much attention for monitoring heart diseases in healthcare and medical applications. However, an imbalance usually exists between the contact resistances of sensing electrodes, so that a common mode noise ...
Mutsumi Noro   +2 more
doaj   +1 more source

Spinal cord stimulation for the restoration of bladder function after spinal cord injury

open access: yesHealthcare Technology Letters, 2020
Spinal cord injury (SCI) results in the inability to empty the bladder voluntarily, and neurogenic detrusor overactivity (NDO) and detrusor sphincter dyssynergia (DSD) negatively impact both the health and quality of life of persons with SCI.
Casey J. Steadman, Warren M. Grill
doaj   +1 more source

Enhanced inter-subject brain computer interface with associative sensorimotor oscillations

open access: yesHealthcare Technology Letters, 2016
Electroencephalography (EEG) captures electrophysiological signatures of cortical events from the scalp with high-dimensional electrode montages. Usually, excessive sources produce outliers and potentially affect the actual event related sources. Besides,
Simanto Saha   +5 more
doaj   +1 more source

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