Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Video

Updated: Jun 13, 2026

Noninvasive EEG Recordings from Freely Moving Piglets

Noninvasive EEG Recordings from Freely Moving Piglets

Published on: July 13, 2018

EEG and spectral edge frequency: analysis in posthypoxic newborn piglets.

Anders Flisberg¹, Ingemar Kjellmer, Ralph Bågenholm

¹Department of Pediatrics, Division of Neonatology, The Queen Silvia Children's Hospital, Sahlgrenska University Hospital - Ostra, Göteborg, Sweden. anders.flisberg@vgregion.se

Neuro Endocrinology Letters

|April 29, 2010

Summary

Analyzing electroencephalogram (EEG) frequency content in newborn piglets after severe hypoxia revealed no specific band predicted recovery. Spectral edge frequency 90 (SEF90) requires careful interpretation alongside raw EEG data.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Theta burst stimulation of extrastriate body area for body perception in anorexia nervosa: a randomized controlled trial.

Translational psychiatry·2026

Same author

Early Prophylactic Hydrocortisone and Bronchopulmonary Dysplasia-Free Survival in Extremely Preterm Infants.

JAMA network open·2026

Same author

Association between Early Postnatal Hydrocortisone and Retinopathy of Prematurity in Extremely Preterm Infants.

Neonatology·2025

Same author

Paired associative stimulation improves motor function in the upper extremity in chronic incomplete spinal cord injury: a corroborative study.

Journal of rehabilitation medicine·2024

Same author

Get a New Perspective on EEG: Convolutional Neural Network Encoders for Parametric t-SNE.

Brain sciences·2023

Same author

Effect of Transcutaneous Spinal Direct Current Stimulation in Patients with Painful Polyneuropathy and Influence of Possible Predictors of Efficacy including BDNF Polymorphism: A Randomized, Sham-Controlled Crossover Study.

Brain sciences·2023

Area of Science:

Neonatal neurology
Neurophysiology
Hypoxic-ischemic encephalopathy research

Background:

Severe hypoxic insults pose significant risks to the developing brain in newborns.
Electroencephalogram (EEG) monitoring is crucial for assessing brain function and recovery post-hypoxia.

Purpose of the Study:

To investigate the frequency content of EEG during recovery in newborn piglets following severe hypoxic insult.
To determine if specific EEG frequency bands or measures like Spectral Edge Frequency 90 (SEF90) can predict recovery patterns.

Main Methods:

Continuous EEG monitoring was performed on nine newborn piglets subjected to severe hypoxia.
Power spectral analysis in five frequency bands and calculation of SEF90 were conducted.
Piglets were categorized into groups based on EEG recovery status.

More Related Videos

A Piglet Model of Neonatal Hypoxic-Ischemic Encephalopathy

A Piglet Model of Neonatal Hypoxic-Ischemic Encephalopathy

Published on: May 16, 2015

Infant Auditory Processing and Event-related Brain Oscillations

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

Related Experiment Videos

Last Updated: Jun 13, 2026

Noninvasive EEG Recordings from Freely Moving Piglets

Noninvasive EEG Recordings from Freely Moving Piglets

Published on: July 13, 2018

A Piglet Model of Neonatal Hypoxic-Ischemic Encephalopathy

A Piglet Model of Neonatal Hypoxic-Ischemic Encephalopathy

Published on: May 16, 2015

Infant Auditory Processing and Event-related Brain Oscillations

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

Main Results:

EEG recovery in piglets showing some recovery followed a similar time course across all frequency bands.
SEF90 emerged as an earlier indicator of recovery compared to total power, detecting suppressed activity.
SEF90 values during early recovery periodic EEG activity mirrored control period levels.

Conclusions:

Spectral analysis of EEG in piglets post-hypoxia indicated no single frequency band reliably preceded others during recovery.
The SEF90 measure necessitates critical evaluation of raw EEG data for accurate assessment of cerebral function post-hypoxia.