Clinical electroencephalography for anesthesiologists part I: background and basic signatures

PL Purdon, A Sampson, KJ Pavone… - Anesthesiology, 2015‏ - pmc.ncbi.nlm.nih.gov
The widely used electroencephalogram-based indices for depth-of-anesthesia monitoring
assume that the same index value defines the same level of unconsciousness for all …

Burst suppression during general anesthesia and postoperative outcomes: mini review

N Pawar, OL Barreto Chang - Frontiers in Systems Neuroscience, 2022‏ - frontiersin.org
In the last decade, burst suppression has been increasingly studied by many to examine
whether it is a mechanism leading to postoperative cognitive impairment. Despite a lack of …

Etiology of burst suppression EEG patterns

A Shanker, JH Abel, G Schamberg… - Frontiers in …, 2021‏ - frontiersin.org
Burst-suppression electroencephalography (EEG) patterns of electrical activity,
characterized by intermittent high-power broad-spectrum oscillations alternating with …

[HTML][HTML] Nucleus accumbens neurons expressing dopamine D1 receptors modulate states of consciousness in sevoflurane anesthesia

WW Bao, W Xu, GJ Pan, TX Wang, Y Han, WM Qu… - Current Biology, 2021‏ - cell.com
Although general anesthesia (GA) enables patients to undergo surgery without
consciousness, the precise neural mechanisms underlying this phenomenon have yet to be …

[HTML][HTML] Continuous action deep reinforcement learning for propofol dosing during general anesthesia

G Schamberg, M Badgeley, B Meschede-Krasa… - Artificial Intelligence in …, 2022‏ - Elsevier
Purpose Anesthesiologists simultaneously manage several aspects of patient care during
general anesthesia. Automating administration of hypnotic agents could enable more …

Modulatory dynamics mark the transition between anesthetic states of unconsciousness

E Adam, O Kwon, KA Montejo, EN Brown - Proceedings of the National …, 2023‏ - pnas.org
Unconsciousness maintained by GABAergic anesthetics, such as propofol and sevoflurane,
is characterized by slow-delta oscillations (0.3 to 4 Hz) and alpha oscillations (8 to 14 Hz) …

[HTML][HTML] Orexin activated emergence from isoflurane anaesthesia involves excitation of ventral tegmental area dopaminergic neurones in rats

J Li, H Li, D Wang, Y Guo, X Zhang, M Ran… - British journal of …, 2019‏ - Elsevier
Background Orexin can facilitate emergence after general anaesthesia via multiple neural
pathways. Dopaminergic neurones in the ventral tegmental area (VTA) participate in …

Cerebellar Purkinje cell firing promotes conscious recovery from anesthesia state through coordinating neuronal communications with motor cortex

J Zhu, C Chen, X Liu, M He, Y Fang, L Wang… - …, 2024‏ - pmc.ncbi.nlm.nih.gov
Background: The neurobiological basis of gaining consciousness from unconscious state
induced by anesthetics remains unknown. This study was designed to investigate the …

Cell-type-specific imaging of neurotransmission reveals a disrupted excitatory-inhibitory cortical network in isoflurane anaesthesia

J Guo, M Ran, Z Gao, X Zhang, D Wang, H Li, S Zhao… - …, 2021‏ - thelancet.com
Background Despite the fundamental clinical significance of general anaesthesia, the
cortical mechanism underlying anaesthetic-induced loss of consciousness (aLOC) remains …

[HTML][HTML] Duration of EEG suppression does not predict recovery time or degree of cognitive impairment after general anaesthesia in human volunteers

BP Shortal, LB Hickman, RA Mak-McCully… - British journal of …, 2019‏ - Elsevier
Background Burst suppression occurs in the EEG during coma and under general
anaesthesia. It has been assumed that burst suppression represents a deeper state of …