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Bio-filter pad for facilitating the detection of an occurrence of a physiological action and method therefor and feltal activity monitoring apparatus

  • US 20060064040A1
  • Filed: 07/24/2003
  • Published: 03/23/2006
  • Est. Priority Date: 08/01/2002
  • Status: Active Grant
First Claim
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1. For use in the detection of an occurrence of a physiological action imparting a displacement to a body part at a natural frequency signature, a bio- filter pad comprising 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.

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