Brain-Stem Auditory Evoked Potential Monitoring. The Increase of the Stimulus Artifact in The Development of Brain Death: A Biological Phenomenon?

References

• Brenckman C. J., Grote J. J., Rutten W. L. C. Acoustic transfer characteristics in human middle ears studied by a Squid magnetometer method. Journal of Acustic Society of America 1987; 82: 1646–1654
   PubMed Web of Science ®Google Scholar
• Buchner H., Ferbert A., Briickmann H., Zeumer H., Hacke W. Zur Validitat der friihen akustisch evozierten Potentiale in der Diagnose des Hirntodes. Zeitschrift EEG-EMG 1986; 17: 117–122
   PubMedGoogle Scholar
• Caspary L., Centzig A., Alexander K. Biological zero in laser Doppler fluxmetry. International Journal of Microcirculation: Clinical Experience 1988; 7: 367–371
   PubMedGoogle Scholar
• Chilbert M., Sances A. A., Myklebust J. B., Swiontek T., Prieto T. Postmortem resistivity studies at 60 Hz. Journal of Clinical Engineering 1983; 8: 219–224
   Google Scholar
• Diringer M. N., Steiner T., Angstwurm H. Diagnosis of brain death. Neurocritical Care, W. Hacke. Springer, Berlin, Heidelberg, New York 1994; 218–234
   Google Scholar
• Ferbert A., Buchner H., Ringelstein E. B., Hacke W. Bedeutung der fruhen akustischen und somato-sensiblen evozierten Potenliale in der topischen Diagnostik des sich entwickelnden Himtodes. Zeitschrift EEG-EMG 1986; 16: 53
   Google Scholar
• Garcia-Larrea L., Bertrand O., Artru F., Pemier J., Mauguiere F. Brain-stem monitoring. II. Preterminal Baep changes observed until brain death in deeply comatose patients. Electroencephalography and Clinical Neurophysiology 1987; 68: 446–457
   PubMedGoogle Scholar
• Goldie W. D., Chiappa K. H., Young R. R., Brooks E. B. Brain-stem auditory and short-latency somatosensory evoked responses in brain death. Neurology 1981; 31: 248–256
   PubMed Web of Science ®Google Scholar
• Grimmes S. Impedance measurement of individual skin surface electrodes. Medical and Biological Engineering and Computing 1983; 21: 750–755
   PubMed Web of Science ®Google Scholar
• Gyo K., Goode J. R., Miller C. Effect of middle ear modification on umbo vibration. Archives of Otolaryngology and Head Neck Surgery 1986; 112: 1262–1268
   PubMedGoogle Scholar
• Hall J. W., Mackey-Hargadine J. R., Kim E. E. Auditory brainstem response in determination of brain death. Archives of Otolaryngology 1985; 111: 613–620
   PubMedGoogle Scholar
• Hilz M. J., Litscher G., Weis M., Claus D., Druschky K. F., Pfurtscheller G., Neundörfer B. Continuous multivariable monitoring in neurological intensive care patients- pre-liminary reports on four cases. Intensive Care Medicine 1991; 17: 87–93
   PubMed Web of Science ®Google Scholar
• Hunger H., Wunderlich G., Muller W.-D., Pliquett F., Wunderlich S. Postmortale Veranderungen passiver elektrischer Gewebeparameter. Kriminalistik und forensische Wissenschaften 1984; 53/54: 79–82
   Google Scholar
• Khanna S. M., Tonndorf J. Tympanic membrane vibrations in cats studied by time-averaged holography. Journal of Acoustic Society of Amerika 1972; 51: 1904–1920
   PubMed Web of Science ®Google Scholar
• Lechner H., Ott E. Impedanzuntersuchungen bei reversiblen und irreversiblen Funktionsverlust des Gehirns. Die Bestimmung des Todeszeitpunktes, W. Krösl, E. Scherzer. Wilhelm Maudrich, Wien 1973; 163–170
   Google Scholar
• Litscher G. Continuous brainstem auditory evoked potential monitoring during nocturnal sleep. International Journal of Neuroscience 1995; 82: 135–142
   PubMed Web of Science ®Google Scholar
• Litscher G., Friehs G., Maresch H., Pfurtscheller G. Electroencephalographic and evoked potential monitoring in the hyperbaric environment. Journal of Clinical Monitoring 1990; 6: 10–17
   PubMedGoogle Scholar
• Litscher G., Schwarz G., Kleinert R. Brain-stem auditory evoked potential monitoring. Variations of stimulus artifact in brain death. Electroencephalography and Clinical Neurophysiology 1995; 96: 413–419
   PubMedGoogle Scholar
• Machado C., Valdes P., Garcia-Tigera J., Virues T., Biscay R., Miranda J., Coutin P., Roman J., Garcia O. Brain-stem auditory evoked potentials and brain death. Electroencephalography and Clinical Neurophysiology 1991; 80: 392–398
   PubMedGoogle Scholar
• Magin R. L., Burdette E. C. Measurement of electrical properties of tissue at microwave frequencies: a new approach to detection and treatment of abnormalities. Non-Invasive-Measurements, P. Rolfs. Academic Press Inc, London 1983; 354–376
   Google Scholar
• Nau H. E., Wiedemayer H., Brune-Nau R., Pohlen G., Kilian F. Zur Validitat von Elektroenzephalogramm (EEG) und evozierten Potentialen in der Hirntoddiagnostik. Anästhesie, Intensivtherapie und Notfallmedizin 1987; 22: 273–277
   PubMedGoogle Scholar
• Rosowski J. I., Davis P. J., Merchant S. N., Donahue K. M., Coltrera M. D. Cadaver middle ears as models for living ears: comparisons of middle ear input immittance. Annuals of Otology, Rhinology and Laryngology 1990; 99: 403–412
   PubMed Web of Science ®Google Scholar
• Schramm A., Klein A., Herrmann A. Electrical impedance and time of death in the animal model. Beiträge der Gerichtlichen Medizin 1990; 48: 621–628
   PubMedGoogle Scholar
• Schwarz G. Dissozüerter Hirntod. Computergestützte Verfahren in Diagnostik und Dokumentation. Springer, Berlin Heidelberg New York 1990
   Google Scholar
• Starr A. Auditory brain-stem responses in brain death. Brain 1976; 99: 543–545
   PubMed Web of Science ®Google Scholar
• Steller E., Litscher G., Maresch H., Pfurtscheller G. Multivariables Langzeit-Monitoring von zerebralen und kardiovaskulären Gröβen mit Hilfe eines Personal-Computers. Biomedizinische Technik 1990; 35: 90–97
   Google Scholar
• Surowiec A., Stuchly S. S., Swarup A. Postmortem changes of the dielectric properties of bovine brain tissues at low radiofrequencies. Bioelectromagnetics 1986; 7: 31–43
   PubMed Web of Science ®Google Scholar
• Tregear R. T. Physical functions of skin. Academic Press, New York 1966
   Google Scholar
• Yagi T., Baba N. Evaluation of the brainstem function by the auditory brain-stem response and the caloric vestibular reaction in comatose patients. Archives of Otorhinolaryngology 1983; 238: 33–43
   PubMedGoogle Scholar
• Yamamoto T., Yamamoto Y. Analysis for the change of skin impedance. Medical and Biological Engineering and Computing 1977; 15: 219–227
   PubMed Web of Science ®Google Scholar
• Zheng E., Shao S., Webster J. G. Impedance of skeletal muscle from 1 Hz to 1 Mhz. IEEE Trans. Biomed. Eng. 1984; BME 31: 477–481
   Web of Science ®Google Scholar