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Generating a chemical agent in situ

  • US 9,445,878 B2
  • Filed: 12/16/2013
  • Issued: 09/20/2016
  • Est. Priority Date: 10/14/2005
  • Status: Active Grant
First Claim
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1. A method of whitening teeth, the method comprising:

  • placing an anode of a first set of electrodes proximate an application site within a user'"'"'s mouth;

    generating oxygen at the anode; and

    applying an electrical potential across a second set of electrodes proximate the anode of the first set of electrodes while in the presence of the generated oxygen to generate ozone from the oxygen, the second set of electrodes arranged such that the anode of the first set of electrodes is located between the second set of electrodes.

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