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Sebastian, 2011 - Google Patents

Wavelet based denoising of ECG and ICG signals

Sebastian, 2011

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Document ID
15699500154298618383
Author
Sebastian T
Publication year
Publication venue
M. Tech. dissertation, Dept. Biosci. Bioeng., IIT Bombay, Mumbai, India

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Snippet

The electrocardiogram (ECG) and impedance cardiogram (ICG) are biosignals related to the functioning of the heart. Impedance cardiography is based on sensing the variation in the thoracic impedance caused by variation in the blood volume in the thorax. The respiratory …
Continue reading at www.ee.iitb.ac.in (PDF) (other versions)

Classifications

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    • A61B5/0402Electrocardiography, i.e. ECG
    • A61B5/0452Detecting specific parameters of the electrocardiograph cycle
    • A61B5/0456Detecting R peaks, e.g. for synchronising diagnostic apparatus
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    • A61B5/7235Details of waveform analysis
    • A61B5/7239Details of waveform analysis using differentiation including higher order derivatives
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    • A61B5/7257Details of waveform analysis characterised by using transforms using Fourier transforms
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    • A61B5/726Details of waveform analysis characterised by using transforms using Wavelet transforms
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    • A61B5/7207Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
    • A61B5/721Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts using a separate sensor to detect motion or using motion information derived from signals other than the physiological signal to be measured
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    • A61B5/024Detecting, measuring or recording pulse rate or heart rate
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