| 摘要 |
<p>PROBLEM TO BE SOLVED: To prohibit the propagation of bacteria within an implant by providing the implant with a sealing part for prohibiting the infiltration of bacteria, etc., into the implant from a supporting side of a dental technical structure and interposing sealing members in this sealing part. SOLUTION: An implant 1A is provided with a threaded part 21 on the outer periphery of a cylindrical body and is provided with arbitrary slit parts 22 of a U shape penetrating its peripheral wall part. The inner peripheral side of the region enclosed by the respective slit parts 22 is provided with receiving projecting parts 23 at total three points above and below, by which the cylindrical implant 20 is constituted. A flaring screw body 25 provided with bulging projecting parts 24 at total three points above and below in the positions respectively corresponding to the respective receiving projecting parts 23 on the outer periphery is inserted into such implant 20. The joint surfaces 25d and 20f of the head 25a and detaining step part 20e of the flaring screw body 25 are provided with the sealing part 70.</p> |
