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Updated: Jul 9, 2026
Preterm EEG: A Multimodal Neurophysiological Protocol
Published on: February 18, 2012
Electroencephalography (EEG) recording techniques and artefact detection in early premature babies
E Walls-Esquivel1, M F Vecchierini, C Héberlé
1Unité d'EEG, service de pédiatrie, centre hospitalier intrecommunal André-Grégoire, 56, boulevard de la Boissière, 93105 Montreuil-Sous-Bois, France. estela.walls@chi-andre-gregoire.fr
Insights
Electroencephalography (EEG) recording in premature infants requires careful attention to asepsis, clinical data, and technician expertise. Effective artefact detection is crucial for accurate analysis of complex neonatal EEG signals.
Area of Science:
- Neonatal Neurology
- Clinical Neurophysiology
Background:
- Electroencephalography (EEG) is vital for assessing neurological function in neonates.
- Standard EEG techniques are largely applicable to premature infants, but specific considerations are necessary.
Purpose of the Study:
- To outline essential considerations for performing high-quality EEG recordings in premature infants.
- To highlight methods for artefact detection and interpretation in neonatal EEG.
Main Methods:
- Review of standard EEG recording procedures adapted for premature neonates.
- Discussion of electrode placement, montage selection, and laboratory standardization.
- Methods for identifying and managing artefacts in neonatal EEG signals.
Main Results:
- Asepsis, clinical data awareness, and skilled technical supervision are paramount.
- Standardized electrode positions and montages improve inter-laboratory consistency.
- Artefact detection in preterm infants (<30 weeks) is challenging but essential for signal interpretation.
Conclusions:
- Optimized EEG recording in premature infants relies on meticulous technique and skilled personnel.
- Effective artefact management is critical for accurate neurophysiological assessment.
- Technicians play a fundamental role in ensuring the quality and clinical utility of neonatal EEG data.
Abstract:
Electroencephalography (EEG) recording techniques in early premature babies are not very different from those used for full-term neonates. Here, we emphasise the most important points: asepsis precautions, full knowledge of the clinical data and drug therapies, fundamental role of a well-trained technician in supervising the EEG recording and monitoring the baby. We discuss the best electrode positions, the most informative montages, and their standardisation between neurophysiological laboratories. Artefact detection constitutes an important aspect of EEG signal analysis in preterm babies of less than 30 weeks. It is obviously necessary to discriminate between meaningful information and artefacts. The complexity of the signal in neonates makes artefact detection difficult. We present some characteristic features and describe some methods for eliminating them. We underline the positive aspect of some artefacts and their clinical use. We emphasise the crucial role of the technicians.
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