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Monitoring: electroencephalography

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Articles
Publication: Anesthesiology
Anesthesiology. September 2022: 10.1097/ALN.0000000000004390
Published: September 2022
... of sedation on quantitative electroencephalography after cardiac arrest. Resuscitation 2018; 124:132-7 17. Amorim E, Rittenberger JC, Zheng JJ, Westover MB, Baldwin ME, Callaway CW, Popescu A; Post Cardiac Arrest Service: Continuous EEG monitoring enhances multimodal outcome prediction in hypoxic-ischemic...
Articles
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Publication: Anesthesiology
Anesthesiology. August 2022: 137(2):187–200
Published: August 2022
... the patient’s brain response to these drugs. 1 Electroencephalography (EEG) provides a noninvasive method to monitor changes in brain electrical activity that can reflect brain drug levels, as EEG waveforms change predictably with propofol and sevoflurane dose. 2 Increased dose leads to an initial...
Articles
Publication: Anesthesiology
Anesthesiology. September 2022: 137(3):290–302
Published: September 2022
.... An understanding of complexity is necessary for the interpretation of brain monitoring algorithms. Complexity indices capture the “difficulty” of understanding brain activity over time and/or space. Complexity–entropy plots reveal the types of complexity indices and their balance of randomness and structure...
Articles
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Publication: Anesthesiology
Anesthesiology. July 2022: 137(1):28–40
Published: July 2022
... clinical and scientific importance. Clinically, despite the approximately 3.9 million surgeries performed on children annually in the United States alone, there is no validated monitor for the brain to guide perioperative care. 1 Scientifically, there remains an incomplete understanding...
Articles
Publication: Anesthesiology
Anesthesiology. June 2022: 136(6):1015–1038
Published: June 2022
... , Chen DX , Li Q : Effects of electroencephalography and regional cerebral oxygen saturation monitoring on perioperative neurocognitive disorders: A systematic review and meta-analysis. BMC Anesthesiol . 2020 ; 20 : 254 94. Mitchell AJ , Shukla D , Ajumal HA...
Articles
Publication: Anesthesiology
Anesthesiology. June 2022: 136(6):997–1014
Published: June 2022
... cortex, suggesting that anesthesia may selectively affect higher-order signaling to disrupt cortical circuits. 156 Anesthesia research in both rodent models and the human clinical population utilize electroencephalogram (EEG) changes and perioperative EEG monitoring as a tool for monitoring...
Articles
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Publication: Anesthesiology
Anesthesiology. May 2022: 136(5):709–731
Published: May 2022
.... The body temperature of the anesthetized animals was monitored and maintained at 35 to 37°C by a far-infrared warming pad (RightTemp, Kent Scientific, USA). The heart rate and oxygen saturation were monitored by a MouseSTAT clip sensor (MouseSTAT, Kent Scientific, USA) during surgery. Additional...
Articles
Publication: Anesthesiology
Anesthesiology. April 2022: 136(4):633–656
Published: April 2022
... infective endocarditis is suspected, empiric bactericidal antibiotic therapy should be initiated as soon as possible, according to published guidelines, 9 , 10 and/or consultation of a microbiologist and infectious disease specialist. Subsequently, close monitoring for the effectiveness of treatment...
Articles
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Publication: Anesthesiology
Anesthesiology. January 2022: 136(1):82–92
Published: January 2022
... to monitor atelectasis formation and absence of diaphragmatic movements. To measure the depth of anesthesia during the apneic period, we recorded processed frontal electroencephalography (Narcotrend, Germany). After standard preoxygenation (to end-tidal oxygen greater than 90%), anesthesia was induced...
Articles
Publication: Anesthesiology
Anesthesiology. November 2021: 135(5):775–777
Published: November 2021
... for aiding in pharmacologic decisions in real time, and undertaking a comprehensive clinical trial over a wide range of patients using this modality to examine microcirculation would be at substantial expense. However, the study highlights that improved monitoring approaches are needed to ensure adequate...
Articles
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Publication: Anesthesiology
Anesthesiology. December 2021: 135(6):992–1003
Published: December 2021
..., assignments were placed in sealed opaque envelopes, which were sequentially handed to clinicians after randomization, before entering the operating room. The intervention group received spinal anesthesia with targeted depth of anesthesia based on BIS values. The BIS monitor is approved to monitor depth...
Articles
This article has a Visual Abstract
Publication: Anesthesiology
Anesthesiology. November 2021: 135(5):813–828
Published: November 2021
... with preanesthesia baseline levels. Supplemental Digital Content is available in the text. Although the brain is a major target organ of general anesthetics, there remains no standard neurophysiologic monitor in the perioperative period. The lack of a standardized monitoring strategy likely reflects...
Articles
Publication: Anesthesiology
Anesthesiology. September 2021: 135(3):463–481
Published: September 2021
... Hz) were delivered during non-REM or REM sleep to promote waking, whereas pulses of 589-nm light (10 ms wide at 20 Hz) were delivered in the awake state to promote non-REM–like sleep state. The EEG/EMG signal was visually monitored in real time. Blue optical stimulation was applied after the onset...
Articles
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Publication: Anesthesiology
Anesthesiology. August 2021: 135(2):218–232
Published: August 2021
... participating centers; changes to the trial methods and outcomes are reported in Supplemental Digital Content 1 ( http://links.lww.com/ALN/C624 ). All participants provided written informed consent. The Peking University Clinical Research Institute was responsible for the study monitoring, data quality...
Articles
Publication: Anesthesiology
Anesthesiology. May 2021: 134(5):784–791
Published: May 2021
... patients, cerebral oximetry had a sensitivity of 68% and specificity was 94% for detecting cerebral ischemia during carotid artery cross-clamping compared with electroencephalography or somatosensory evoked potentials. 21 It must be acknowledged that the different brain regions monitored may have...
Articles
Publication: Anesthesiology
Anesthesiology. February 2021: 134(2):352–353
Published: February 2021
... from Masimo Corporation (Irvine, California) and is listed as an inventor on pending patents on electroencephalography monitoring and sleep that are assigned to Massachusetts General Hospital (Boston, Massachusetts). Dr. Houle reports financial relationships with GlaxoSmithKline (Brentford, London...
Articles
Publication: Anesthesiology
Anesthesiology. February 2021: 134(2):202–218
Published: February 2021
... , Brichant JF , Laureys S , Bonhomme V : How electroencephalography serves the anesthesiologist. Clin EEG Neurosci . 2014 ; 45 : 22 – 32 5. Kaiser HA , Hight D , Avidan MS : A narrative review of electroencephalogram-based monitoring during cardiovascular surgery...
Articles
Publication: Anesthesiology
Anesthesiology. March 2021: 134(3):480–492
Published: March 2021
... physiologic data points. 91 Near-infrared spectroscopy- and bioimpedance-based strategies can be also tested intraoperatively for defining critical thresholds for cerebral blood flow. 89 , 92 Postoperative screening and monitoring strategies also require further development. Current clinical assessment...
Articles
Publication: Anesthesiology
Anesthesiology. January 2021: 134(1):35–51
Published: January 2021
...., F.R.C.A. Background γ-Aminobutyric acid type A (GABA A ) receptor agonists are known to cause involuntary muscle movements. The mechanism of these movements is not known, and its relationship to depth of anesthesia monitoring is unclear. We have explored the effect of involuntary muscle movement...
Articles
Publication: Anesthesiology
Anesthesiology. November 2020: 133(5):970–972
Published: November 2020
... approach. One could easily imagine scaling this simple design into larger studies that integrate physiologic monitoring ( e.g. , electroencephalography), gaining insight into any number of drug effects, potentially unencumbered by the need for planned drug condition groups or even placebo controls...