Toothbrush
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United States of America Patent
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-
Feb 22, 2000
Grant Date -
N/A
app pub date -
May 5, 1998
filing date -
Sep 10, 1996
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A toothbrush providing a radiation source of selected optical range, having the radiation source built into a cavity in the handpiece of the toothbrush. The brush head may be transparent and the bristles may be transparent. Various combinations of scattering, transparent and reflective properties of the brush head, the type of radiation source, and bristle transparency allows selected influence directly on different field and tissues of the oral cavity. Radiation wavelength is selectable to provide treatment to both the soft tissue of the oral cavity and to the teeth. Selected radiation penetrates the pulp of the tooth to stimulate and enhance calcium transport to the dentine and enamel of the tooth to prevent and treat cavities.
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