| 摘要 |
<p>A tartar-removing or scaling handpiece, which is constituted of an elongated gripping sleeve, having arranged at one end thereof a tartar-removing or scaling implement which includes a bent operating end, wherein the gripping sleeve incorporates a light source arranged at the end thereof proximate the implement which is oriented towards the region of the tartar-removing implement, and which is located at one side adjacent the tartar-removing implement. The tartar-removing implement possesses a shaft connected with the gripping sleeve, to which there is joined the angled or curvilinearly bent operating end of the implement.</p> |
