Abstract: The present invention facilitates the detection of an occurrence of a physiological action imparting a displacement to a body part at a natural frequency signature by virtue of a bio-filter pad including a viscoelastic interior for intimate juxtapositioning against the body part, and having a mechanical resonance frequency midway in the range of the frequency signature associated with the physiological action.
Type:
Grant
Filed:
July 24, 2003
Date of Patent:
July 22, 2008
Assignee:
Biopad Ltd
Inventors:
Avraham Berger, Ben Zion Haim, Baruch Meirovich, Avri Hazan
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