| 摘要 |
PCT No. PCT/FR94/00224 Sec. 371 Date Aug. 31, 1995 Sec. 102(e) Date Aug. 31, 1995 PCT Filed Feb. 28, 1994 PCT Pub. No. WO94/20247 PCT Pub. Date Sep. 15, 1994A drill for the insertion of a dental implant is disclosed. The drill includes a rotational drive portion in the form of a metal rod with a first end and a second end. The first end is connected to a drilling apparatus. The second end of the rotational drive portion is connected to an active cutting portion made of plastic overmolded on a second end of the metal rod. The drill further includes a metal insert portion coupled to the active cutting portion to serve as a sharp edge for the active cutting portion. |
