Results 11 to 20 of about 181,335 (383)

Network Efficiency and Posterior Alpha Patterns Are Markers of Recovery from General Anesthesia: A High-Density Electroencephalography Study in Healthy Volunteers [PDF]

open access: yesFrontiers in Human Neuroscience, 2017
Recent studies have investigated local oscillations, long-range connectivity, and global network patterns to identify neural changes associated with anesthetic-induced unconsciousness.
Stefanie Blain-Moraes   +19 more
doaj   +3 more sources

Prediction of Body Weight of a Person Lying on a Smart Mat in Nonrestraint and Unconsciousness Conditions

open access: yesSensors, 2020
We want to predict body weight while lying in bed for an elderly patient who is unable to move by himself/herself. To this end, we have implemented a prototype system that estimates the body weight of a person lying on a smart mat in nonrestraint and ...
Tae-Hwan Kim, Youn-Sik Hong
doaj   +2 more sources

Machine learning of EEG spectra classifies unconsciousness during GABAergic anesthesia.

open access: yesPLoS ONE, 2021
In current anesthesiology practice, anesthesiologists infer the state of unconsciousness without directly monitoring the brain. Drug- and patient-specific electroencephalographic (EEG) signatures of anesthesia-induced unconsciousness have been identified
John H Abel   +10 more
doaj   +2 more sources

Comparison of the qCON and qNOX indices for the assessment of unconsciousness level and noxious stimulation response during surgery [PDF]

open access: green, 2016
The objective of this work is to compare the performances of two electroencephalogram based indices for detecting loss of consciousness and loss of response to nociceptive stimulation.
Umberto Melia   +8 more
openalex   +5 more sources

Electrical stunning in South American catfish (Rhamdia quelen) using direct current waveform: welfare and meat quality [PDF]

open access: yesCiência Rural, 2021
: In Brazil, humane slaughter regulation is in use since 2000; however it is not applied to fish. This paper studied parameters for electrical stunning using direct current waveform in South American catfish (Rhamdia quelen) and its subsequent effects on
Daniel Santiago Rucinque   +3 more
doaj   +1 more source

Neural effects of propofol-induced unconsciousness and its reversal using thalamic stimulation

open access: yeseLife, 2021
The specific circuit mechanisms through which anesthetics induce unconsciousness have not been completely characterized. We recorded neural activity from the frontal, parietal, and temporal cortices and thalamus while maintaining unconsciousness in non ...
André M Bastos   +10 more
doaj   +1 more source

Modulatory dynamics mark the transition between anesthetic states of unconsciousness

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2023
Significance During unconsciousness maintained by GABAergic anesthetics (propofol and sevoflurane), the typical electroencephalogram signatures are slow-delta oscillations (0.3 to 4 Hz) and alpha oscillations (8 to 14 Hz) that at higher doses devolve ...
Elie M. Adam   +3 more
semanticscholar   +1 more source

Propofol Mediated Unconsciousness Disrupts Progression of Sensory Signals through the Cortical Hierarchy

open access: yesbioRxiv, 2023
A critical component of anesthesia is the loss sensory perception. Propofol is the most widely used drug for general anesthesia, but the neural mechanisms of how and when it disrupts sensory processing are not fully understood.
John Tauber   +6 more
semanticscholar   +1 more source

Vision-Based Fall Detection Using ST-GCN

open access: yesIEEE Access, 2021
Falls are a growing issue in society and has become a hot topic in the healthcare domain. Falls are more likely to occur to due to age or health problems such as cardiovascular issues and muscle weakness. In this work we focus on fall detection.
Oussema Keskes, Rita Noumeir
doaj   +1 more source

Consciousness and Unconsciousness of Artificial Intelligence [PDF]

open access: yesFuture Human Image, 2019
This paper presents the author’s attempt to justify the need for understanding the problem of multilevel mind in artificial intelligence systems. Thus, it is assumed that consciousness and the unconscious are not equal in natural mental processes.
Eugene Piletsky
doaj   +1 more source

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