| 摘要 |
PURPOSE: An oval hollow toothpick is provided, which can penetrate the gap of the teeth because the toothpick is compressed as thick as the thickness of the teeth and eliminate the food residue completely. CONSTITUTION: An oval hollow toothpick includes: a toothpick body(1) which has an empty space of an oval shape; an ellipsoidal structure of the body; a needle part(3) which is formed by cutting one part of the body diagonally; a penetration shape(4) between the teeth; and an edge(5) which can be folded in a linear type. When the toothpick is used, edge of the oval hollow body is transformed into a linear shape and then the toothpick is fitted into the gap of the teeth.
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