| 摘要 |
<p>A tooth brush having, in addition to bristles, a plurality of magnetic projections on a handle of the tooth brush is provided for a massaging gums thereby preventing and remedying dental disease such as alveolysis, peris dentosis and the like. The magnetic projections are constituted of rod shaped synthetic resin members each incorporating therein a piece of permanent magnet, with each of the rod shaped members passing through the handle from the side not having bristles and being secured to a common base plate on the side of the handle not having bristles. <IMAGE></p> |
