| 摘要 |
Novelty: a dual-purpose teeth-cleaning system is disclosed. Constitution: the main body furnished with two heads (10,12) set on its extremities and an internal dental floss reel which is composed oftwo toothed cylinders (5,6) and one point (9). The dental floss (8) is liable to unwind from the first cylinder (6), to pass through the interior of the fork-like head (10), to return to the interior of thebody and to wind around the second cylinder (5). A tooth brush head (12) is adapted to the other extremity of the body. Purpose: to obtain a handy dual-use system which is efficient for teeth cleaning and dental floss savings. |
