Superstructure for an artificial tooth
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United States of America Patent
Stats
-
Feb 1, 1994
Grant Date -
N/A
app pub date -
Jul 7, 1992
filing date -
Jul 8, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A superstructure for an artificial tooth is formed of a a root post which is screwed into a root canal of a tooth stump. The root post includes a cylindrical tap having a cutting thread, and is capable of guiding a sleeve-shaped rose cutter having a curved cutting surface to produce a tooth recess with a lower curved portion. The tooth recess is concentric with respect to the root post. A sleeve-shaped crown anchor is concentrically secured to the root post and has a lower curved portion which fits into and corresponds with the lower curved portion of the recess. The artificial tooth is secured on the crown anchor.
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