| 摘要 |
A bonding dental pin for aiding in the retention of a thin layer of bonding material onto a tooth structure, the bonding dental pin including a lower anchoring portion for securement into the tooth structure. A coaxial cylindrical neck portion of the pin is embedded into the bonding material, and an upper manipulating portion of the pin is available for securing the anchoring portion into the tooth structure. A first stop flange is interposed between the anchoring and neck portions, and a second head portion flange is interposed between the neck and manipulating portions. The confronting surfaces of the flanges are respectively concave to define a pocket therebetween for aiding in maintaining the bonding material around the neck portion. |
