An integrated information theory index using multichannel EEG for evaluating various states of consciousness under anesthesia

K Dong, D Zhang, Q Wei, G Wang, X Chen… - Computers in Biology …, 2023 - Elsevier
Background: The integrated information theory (IIT) of consciousness introduces a measure
Φ to quantify consciousness in a physical system. Directly related to this, general anesthesia …

[HTML][HTML] Meso-scale reorganization of local–global brain networks under mild sedation of propofol anesthesia

K Dong, L Zhang, Y Zhong, T Xu, Y Zhao, S Chen… - NeuroImage, 2024 - Elsevier
The fragmentation of the functional brain network has been identified through the functional
connectivity (FC) analysis in studies investigating anesthesia-induced loss of consciousness …

A molecular toolbox of positron emission tomography tracers for general anesthesia mechanism research

X Wang, T Wang, X Fan, Z Zhang… - Journal of Medicinal …, 2023 - ACS Publications
With appropriate radiotracers, positron emission tomography (PET) allows direct or indirect
monitoring of the spatial and temporal distribution of anesthetics, neurotransmitters, and …

Intrinsic phase–amplitude coupling on multiple spatial scales during the loss and recovery of consciousness

K Dong, D Zhang, Q Wei, G Wang, F Huang… - Computers in Biology …, 2022 - Elsevier
Background: Recent studies have demonstrated that changes in brain information
processing during anesthetic-induced loss of consciousness (LOC) might be influenced by …

Recovery of brain network integration and segregation during the loss and recovery of consciousness induced by sevoflurane

K Dong, Q Wei, D Zhang, L Zhang… - … on Neural Systems …, 2022 - ieeexplore.ieee.org
Anesthetic-induced loss of consciousness (LOC) has been studied using functional
connectivity (FC) and functional network analysis (FNA), manifested as fragmentation of the …

Exploring effects of anesthesia on complexity, differentiation, and integrated information in rat EEG

AS Nilsen, A Arena, JF Storm - Neuroscience of Consciousness, 2024 - academic.oup.com
To investigate mechanisms underlying loss of consciousness, it is important to extend
methods established in humans to rodents as well. Perturbational complexity index (PCI) is …

The EEG complexity, information integration and brain network changes in minimally conscious state patients during general anesthesia

Z Liang, Z Lan, Y Wang, Y Bai, J He… - Journal of Neural …, 2023 - iopscience.iop.org
Objective. General anesthesia (GA) can induce reversible loss of consciousness.
Nonetheless, the electroencephalography (EEG) characteristics of patients with minimally …

Classification of Three Anesthesia Stages Based on Near-Infrared Spectroscopy Signals

Z Liu, L Si, S Shi, J Li, J Zhu, WH Lee… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
Proper monitoring of anesthesia stages can guarantee the safe performance of clinical
surgeries. In this study, different anesthesia stages were classified using near-infrared …

Pre-anesthetic brain network metrics as predictors of individual propofol sensitivity

Y Zhang, F Yan, Q Wang, Y Wang, L Huang - Computer Methods and …, 2024 - Elsevier
Abstract Background and Objective Numerous factors, including demographic
characteristics, have been implicated in modulating individual sensitivity to propofol; …

[HTML][HTML] The effect of propofol on effective brain networks

D van Blooijs, S Blok, GJM Huiskamp… - Clinical …, 2024 - Elsevier
Objective We compared the effective networks derived from Single Pulse Electrical
Stimulation (SPES) in intracranial electrocorticography (ECoG) of awake epilepsy patients …