发明名称 Dental file/reamer instrument
摘要 A dental instrument adapted to be used as a dental file and dental reamer for removing dead or damaged tissue from the root canal of a tooth. The dental compactor instrument is formed with a tapered shank having at least two helical flutes defining at least two continuous helical cutting edges. A helical peripheral land extends between the helical flutes at the periphery of the shank. The cutting edges have a neutral rake angle.
申请公布号 US4934934(A) 申请公布日期 1990.06.19
申请号 US19880267074 申请日期 1988.11.04
申请人 QUALITY DENTAL PRODUCTS, INC. 发明人 ARPAIO, JR., JERRY;HEATH, DEREK E.
分类号 A61C5/02 主分类号 A61C5/02
代理机构 代理人
主权项
地址