Anomaly detection based on signal variations
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United States of America Patent
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Jan 31, 2006
Grant Date -
Jan 2, 2003
app pub date -
May 23, 2002
filing date -
May 24, 2001
priority date (Note) -
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Abstract
A method of analyzing the type of tissue of a body portion of a subject. The method includes applying an excitation signal to the subject, sensing electrical signals from the subject responsive to the excitation signal, determining a stationary impedance map of the body portion responsive to the sensed signals, determining a change waveform of at least a part of the stationary impedance map, and providing an indication on a tissue type of at least part of the body portion, responsive to the change waveform.
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