发明名称 Dental post having cutting and non-cutting surfaces
摘要 A dental post is provided having an upper portion and a lower portion. The lower portion has cylindrical sections of differing diameters. Grooves formed on the section walls form cutting surfaces on the post and serve as vents for cement introduced into a canal of a tooth. The post functions both as a bur and as a dental post.
申请公布号 US5820375(A) 申请公布日期 1998.10.13
申请号 US19960679984 申请日期 1996.07.16
申请人 WELLESLEY RESEARCH ASSOCIATES, INC. 发明人 CHALIFOUX, PAUL R.
分类号 A61C13/30;(IPC1-7):A61C5/08 主分类号 A61C13/30
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