Results 31 to 40 of about 157,440 (324)

Ultra-High Input Impedance Buffer for Dry or Capacitive Electrodes: Design and Characterization for Industry

open access: yesIEEE Access, 2023
A large number of health and wellness applications wish to monitor electrocardiogram signal (ECG) in the least intrusive way possible. The use of dry textile electrodes with high input impedance bio-amplifiers is a common technique. This paper presents a
Robert Camos-Vidal, Javier Rosell-Ferrer
doaj   +1 more source

Experience-based SEEG planning: from retrospective data to automated electrode trajectories suggestions

open access: yesHealthcare Technology Letters, 2018
StereoElectroEncephaloGraphy (SEEG) is a minimally invasive technique that consists of the insertion of multiple intracranial electrodes to precisely identify the epileptogenic focus.
Davide Scorza   +10 more
doaj   +1 more source

Strenuous exercise-tolerance stretchable dry electrodes for continuous multi-channel electrophysiological monitoring

open access: yesnpj Flexible Electronics, 2022
Electrophysiological monitoring under strenuous exercise by using stretchable dry electrodes is vital for healthcare monitoring, prosthetic control, human−machine interfaces and other biomedical applications.
Ruijie Xie   +13 more
doaj   +1 more source

Comparison of interactive and automatic segmentation of stereoelectroencephalography electrodes on computed tomography post-operative images: preliminary results

open access: yesHealthcare Technology Letters, 2018
Stereoelectroencephalography is a surgical procedure used in the treatment of pharmacoresistant epilepsy. Multiple electrodes are inserted in the patient's brain in order to record the electrical activity and detect the epileptogenic zone at the source ...
Sahar Benadi   +2 more
doaj   +1 more source

Scaling of Electrode-Electrolyte Interface Model Parameters In Phosphate Buffered Saline [PDF]

open access: yes, 2014
We report how the impedance presented by a platinum electrode scales with the concentration of phosphate buffered saline (PBS). We find that the constant phase element of the model scales with approximately the log of concentration, whereas the ...
Jones, Mark Hedley, Scott, Jonathan B.
core   +2 more sources

Mapping the current flow in sacral nerve stimulation using computational modelling

open access: yesHealthcare Technology Letters, 2018
Sacral nerve stimulation (SNS) is an established treatment for faecal incontinence involving the implantation of a quadripolar electrode into a sacral foramen, through which an electrical stimulus is applied.
Nada Yousif   +2 more
doaj   +1 more source

Visual Evoked Potentials Used to Evaluate a Commercially Available Superabsorbent Polymer as a Cheap and Efficient Material for Preparation-Free Electrodes for Recording Electrical Potentials of the Human Visual Cortex

open access: yesSensors, 2019
The aim of this study was to investigate the use of inexpensive and easy-to-use hydrogel “marble” electrodes for the recording of electrical potentials of the human visual cortex using visual evoked potentials (VEPs) as example.
Torsten Straßer   +5 more
doaj   +1 more source

Comparing D-Bar and Common Regularization-Based Methods for Electrical Impedance Tomography [PDF]

open access: yes, 2019
Objective: To compare D-bar difference reconstruction with regularized linear reconstruction in electrical impedance tomography. Approach: A standard regularized linear approach using a Laplacian penalty and the GREIT method for comparison to the D-bar ...
Adler, A.   +2 more
core   +2 more sources

Selective stimulation of rat sciatic nerve using an array of mm-size magnetic coils: a simulation study

open access: yesHealthcare Technology Letters, 2019
This work proposes and computationally investigate the use of magnetic neural stimulation as an alternative to electrical stimulation to achieve selective activation of rat sciatic nerve.
Pragya Kosta   +3 more
doaj   +1 more source

Mind your thoughts: BCI using single EEG electrode

open access: yesIET Cyber-Physical Systems, 2018
These days, the Internet of things (IoT) research is driving large-scale development and deployment of many innovative applications. IoT has indeed brought many smart applications to the doorstep of users.
Sujay Narayana   +3 more
doaj   +1 more source

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