Automatic detection of seizures using electroencephalographic signals
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United States of America Patent
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May 17, 1994
Issued Date -
N/A
app pub date -
Nov 18, 1992
filing date -
Nov 18, 1992
priority date (Note) -
Expired
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Abstract
A patient monitoring system and a method of operating same, including automatically detecting a seizure in the patient, by detecting an electrical discharge in the patient's brain; converting the detected electrical discharge into a digital signal; inputting the digital signal into a microprocessor; detecting a seizure by dividing the digital signals into time segments, preprocessing each time segment including standardizing the signal, reducing the signal in each time segment to a feature, the feature providing information about whether a seizure is occurring using the feature from each time segment; and indicating that a seizure is occurring.
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