Zap away decay?

If using ultrasound wands and mouth guard-like devices studded with tiny ultrasounds to zap stem cells found deep within teeth sounds like science fiction, then U.K. researchers must be taking tips from Isaac Asimov.

British scientists are perfecting a technique that uses “blasts of ultrasound to trigger healing processes in the mouth,” according to a report by Fiona Macrae, Science Editor for The Daily Mail.

In as few as five years, some may be ready for use in dental practices or by a patient at home, according to the article.

Researcher Paul Cooper, a professor of oral biology, said: “The ultrasounds would activate where needed. People could put in their mouth guard and it would work out which areas need to be activated.”


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