A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
A61C 19/06 (2006.01)
Patent
CA 2747282
A method of cosmetically whitening teeth in vivo comprises exposing the teeth to be whitened to a flow of non-thermal gaseous plasma or at a temperature acceptable for oral administration of the non-thermal gaseous plasma and for a time sufficient for the non-thermal gaseous plasma to have a tooth- whitening effect. Repeated treatments may be performed. The non-thermal gaseous plasma may be formed of helium or a mixture of helium and oxygen.
L'invention porte sur un procédé de blanchiment cosmétique in vivo des dents, comprenant l'exposition des dents à blanchir à un flux de plasma gazeux non thermique ou à une température acceptable pour une administration orale du plasma gazeux non thermique et pendant un temps suffisant pour que le plasma gazeux non thermique ait un effet blanchissant sur les dents. Des traitements répétés peuvent être effectués. Le plasma gazeux non thermique peut être constitué d'hélium ou d'un mélange d'hélium et d'oxygène.
Devery Cormac John
Lloyd Geoffrey Morgan
Gowling Lafleur Henderson Llp
The Boc Group Limited
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