| 摘要 |
An artifical teethridge (10) and fangs (13). The artifical teethridge (10) includes a top surface (11) and a underside (12),the top surface (11) and the underside (12) protrude toward one side,and its transect presents a structure with a thicker middle part and two thinner side parts. The top surface (11) of the artifical teethridge (10) is provided with multi top-narrow and bottom-wide fangs (13). The underside (12) of the artifical teethridge (10) is concavo-convex corresponding with every point of the surface of a jawbone (5) and is provided with multi position stakes (14).
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