| 摘要 |
PROBLEM TO BE SOLVED: To perform a cutting treatment smoothly on every part to be treated only by a dental doctor oneself by connecting a hand piece to an arm in parallel advancing their tip parts in the same direction with a mounting member so as to handle the hand piece and the arm at the tip part of which an elimination plate is mounted with one hand. SOLUTION: The mounting member 2 is mounted on the hand piece 1. Plural arm insertion holes 2b are formed in the mounting member 2, and the arms 3 are arranged in parallel keeping a prescribed gap on the outer peripheral part of the hand piece 1. In this way, the suction port 1d of the hand piece 1 and the elimination plate 4 at the tip of the arm 3 are inserted into an oral cavity only by a grip operation with one hand, and positioning in the neighborhood of teeth is performed. Namely, the hand piece 1 and the elimination plate 4 at the tip of the arm 3 as a compression exhauster are handled simultaneously with one hand. |
