| 摘要 |
Device for reliable and fast drilling of root canals. The device consists of a flexible bur 1 which is followed along its axis 2, which allows both passage of an axial canal guide 3 and an irrigation liquid and a lubricant optionally pressurised by internal vanes 8 situated in the upper part 9 of the flexible bur 1. The device according to the invention is in particular intended for root canal treatment in dental surgery. <IMAGE> |
