Active/passive dental posts
    2.
    发明公开
    Active/passive dental posts 失效
    Wurzelstift mit aktivem und passivem Teil。

    公开(公告)号:EP0484947A1

    公开(公告)日:1992-05-13

    申请号:EP91119010.6

    申请日:1991-11-07

    发明人: Weil, Eberhard

    IPC分类号: A61C13/30 A61C5/04

    CPC分类号: A61C13/30 A61C19/003

    摘要: A dental post for securely retaining a dental restoration in a prepared tooth stub. The dental post (26) is formed of an elongated cylindrical rod having an active threaded portion (38) and a passive portion (42). The dental post is threadedly engaged with a sleeve (62) secured in the tooth stub, which sleeve has at least an active threaded portion.

    摘要翻译: 用于将牙科修复物牢固地保持在准备好的牙根中的牙柱。 牙柱(26)由具有有效螺纹部分(38)和无源部分(42)的细长圆柱形杆形成。 牙柱与固定在牙根中的套筒(62)螺纹接合,该套筒具有至少一个有效螺纹部分。