NASA NTRS · 19830000367
Acoustic Tooth Cleaner
Abstract
Acoustically-energized water jet aids in plaque breakdown. Acoustic Wand includes acoustic transducer 1/4 wave plate, and tapered cone. Together elements energize solution of water containing mild abrasive injected into mouth to help prevent calculous buildup.
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Heyman, J. S.. 1984-04-01. Acoustic Tooth Cleaner. https://ntrs.nasa.gov/citations/19830000367
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