| 摘要 |
<p>An abutment assembly device (115) comprises an abutment (122) for supporting a dental prosthesis (102). The abutment (122) includes a supporting surface (124) and an internal cavity with a rimmed opening, a hollow retainer wherein at least a portion of the retainer is flexible allowing that portion of the retainer to be inserted through the rimmed opening and snap into position retained by the rimmed opening. A screw for engaging the abutment assembly device (115) with an implant is provided, comprising a screw body and a screw head, wherein the screw head is wider than the screw body so that when the screw is inserted through the retainer and the retainer is retained by the rimmed opening, the screw head is retained by the retainer.</p> |
