| 摘要 |
A device for abrading or polishing primarily uneven objects (1), comprising an abrasive section (2) in the form of a strip which is preferably essentially inelastic and which is coated with an abrasive or polishing layer (7). One end of the ribbon shows an elastic section (3) connected to the abrasive section (2). Such a device allows a reciprocating movement without moving the end of the ribbon which is inserted into the mouth of the patient. <IMAGE> |
