Results 241 to 250 of about 1,538,714 (293)

Photon-counting detector computed tomography for temporal bone: does higher resolution matter? [PDF]

open access: yesCurr Opin Otolaryngol Head Neck Surg
Epperson MV   +3 more
europepmc   +1 more source

Spike Quaternion Neural Networks Control for a Hand Prosthesis

2018 IEEE Latin American Conference on Computational Intelligence (LA-CCI), 2018
In this work, a robotic prosthesis controlled by Spike-type neural networks in conjunction with quaternions is developed. Neural networks are implemented from the development of myoelectric signals to the control of the hand prosthesis. Similarly, the development and obtaining of the prosthesis seen from a mechanical part is shown.
Eduardo Bayro-Corrochano
exaly   +3 more sources

Microfluidic Neurotransmiter-Based Neural Interfaces for Retinal Prosthesis

Annual International Conference of the IEEE Engineering in Medicine and Biology Society IEEE Engineering in Medicine and Biology Society Annual International Conference, 2009
Natural inter-neuronal communication is mediated primarily via neurotransmitter-gated ion channels. While most of the methods for neural interfacing have been based upon electrical stimulation, neurotransmitter-based approaches for the spatially and temporally controlled delivery of neurotransmitters are relatively new.
Raymond Iezzi
exaly   +3 more sources

Analysis of Neural Network Based Proportional Myoelectric Hand Prosthesis Control [PDF]

open access: yesIEEE Transactions on Biomedical Engineering, 2022
Objective: We show that state-of-the-art deep neural networks achieve superior results in regression-based multi-class proportional myoelectric hand prosthesis control than two common baseline approaches, and we analyze the neural network mapping to ...
Jürgen Schmidhuber   +2 more
exaly   +2 more sources

An Implantable Wireless Multi-Channel Neural Prosthesis for Epidural Stimulation [PDF]

open access: yes, 2016
This paper presents a fully implantable multi-channel neural prosthesis for epidural stimulation. The prosthesis features three telemetry-operated independent stimulators providing in total eighteen stimulation channels.
Matthew Schormans   +2 more
exaly   +2 more sources

Neural Prosthesis for Obstructive Sleep Apnea

2005 IEEE Engineering in Medicine and Biology 27th Annual Conference, 2005
Electrical stimulation of the hypoglossal (XII) nerve has been demonstrated as an effective approach to treating obstructive sleep apnea (OSA). The physiological effects of conventional modes of stimulation (i.e., genioglossus activation or whole XII nerve stimulation), however, have yielded inconsistent and only partial alleviations of hypoapneic or ...
Paul, Yoo, Dominique, Durand
openaire   +2 more sources

SYMPATHETIC NEURAL PROSTHESIS FOR MANAGING ORTHOSTATIC HYPOTENSION

The Lancet, 1983
A prototype electromechanical analogue of the sympathetic division of the baroreceptor reflex arc was used to maintain blood pressure automatically in two patients with neurogenic orthostatic hypotension. The device prevented significant and sustained reductions in mean blood pressure when the patients were tilted up to 85 degrees.
R J, Polinsky, G M, Samaras, I J, Kopin
openaire   +2 more sources

Stimulation management for a multichannel vestibular neural prosthesis

Proceedings of 2010 IEEE International Symposium on Circuits and Systems, 2010
This paper describes the stimulation management unit for a multichannel vestibular neural prosthesis. The unit is designed as part of a stimulator ASIC in the implantable subsystem of the prosthesis. This digital unit provides the stimulator ASIC the ability to generate biphasic current pulses at specified amplitude, duration and pulse rate to drive ...
Dai Jiang   +3 more
openaire   +1 more source

Design of a Control for a Neural Prosthesis for Walking: Use of Artificial Neural Networks

2006 8th Seminar on Neural Network Applications in Electrical Engineering, 2006
The review presents various neural networks and their application for the design of controllers of assistive systems aiming to provide the walking in paralyzed individuals. The first suggestion from the thorough review of literature and our own work is that the use of artificial neural networks could be an effective method to resolve redundancy, time ...
Popovic, Dejan B., Popovic, Mirjana
openaire   +2 more sources

Properties of the Stimulus Router System, a Novel Neural Prosthesis

IEEE Transactions on Biomedical Engineering, 2010
Various types of neural prostheses (NPs) have been developed to restore motor function after neural injury. Surface NPs are noninvasive and inexpensive, but are often poorly selective, activating nontargeted muscles and cutaneous sensory nerves that can cause discomfort or pain. Implantable NPs are highly selective, but invasive and costly.
Liu Shi Gan, Arthur Prochazka
openaire   +2 more sources

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