Higuchi fractal dimension and spectral entropy as measures of depth of sedation in intensive care unit

Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings

Volumn 26 I, Issue , 2004, Pages 526-529

  Anier, A ^a   Lipping, T ^b   Melto, S ^c   Hovilehto, S ^c  

^a TALLINN UNIVERSITY OF TECHNOLOGY   (Estonia)

^b TAMPERE UNIVERSITY OF TECHNOLOGY   (Finland)

^c SOUTH KARELIA CENTRAL HOSPITAL   (Finland)

Author keywords

Beta ratio; Depth of sedation; Higuchi fractal dimension; Spectral entropy

Indexed keywords

ANESTHESIOLOGY; ANESTHETICS; BIOMEDICAL ENGINEERING; ENTROPY; FRACTALS; LOW PASS FILTERS; SIGNAL PROCESSING;

BETA RATIO; DEPTH OF SEDATION; HIGUCHI FRACTAL DIMENSION; SPECTRAL ENTROPY;

INTENSIVE CARE UNITS;

EID: 11044222259     PISSN: 05891019     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

1. I. J. Rampil. "A primer for EEG signal processing in anesthesia," Anesthesiology, vol. 89, pp. 980-1002, 1998.
2. D. R. Drover, H. J. Lemmens, E. T. Pierce, G. Plourde, G. Loyd, E. Ornstein, L. S. Prichep, R. J. Chabot, and L. Gugino. "Patient state index: Titration of delivery and recovery from propofol, alfentanil, and nitrous oxide anesthesia," Anesthesiology, vol. 97, pp. 82-9, 2002.
3. H. Viertiö-Oja, V. Maja, M. Särkelä, P. Talja, N. Tenkanen, H. Tolvanen-Laakso, M. Paloheimo, A. Vakkuri, A. Yli-Hankala, and P. Meriläinen. "Description of the Entropy™ algorithm as applied in the Datex-Ohmeda S/5™ entropy module," Acta Anaesthesiol Scand, vol.48, pp. 154-61, 2004.
4. S. Kreuer, A. Biedler, R. Larsen, S. Altmann, and W. Wilhelm. "Narcotrend monitoring allows faster emergence and a reduction of drug consumption in propofol-remifentanil anesthesia," Anesthesiology, vol. 99, pp. 34-41, 2003.
5. T. Higuchi. "Approach to an irregular time series on the basis of the fractal theory," Physica D, vol. 31, pp. 277-83, 1988.
6. A. Accardo, M. Affinito, M. Carrozzi, and F. Bouquet. "Use of fractal dimension for the analysis of electroencephalographic time series, " Biol Cybern, vol. 77, pp. 339-50, 1997.
7. G. E. Powell, and I. C. Percival. "A spectral entropy method for distinguishing regular and irregular motion of Hamiltonian systems," J Phys A: Math Gen, vol. 12, pp. 2053-71, 1979.
8. M. Ramsay, T. Savege, and B. Simpson. "Controlled sedation with alphaxolene/alphadalone," Br J Med, vol. 2, pp. 656-9, 1974.