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Electrodes possessing change indicator

  • US 8,275,441 B2
  • Filed: 10/30/2008
  • Issued: 09/25/2012
  • Est. Priority Date: 11/02/2007
  • Status: Active Grant
First Claim
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1. A medical electrode comprising:

  • a substrate; and

    a conductive composition on at least a portion of a surface of the substrate, the conductive composition comprising at least one hydrogel and at least one thermochromic material which will change its color or opacity on exposure to heat, thereby providing an indication to replace the electrode.

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