Slotted tap and lentulo drill for dental post system
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United States of America Patent
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-
Sep 8, 1998
Issued Date -
N/A
app pub date -
Jan 29, 1997
filing date -
Jan 31, 1995
priority date (Note) -
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status (Latency Note)
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Abstract
A method and system for inserting a dental post into a tooth root canal is provided. The method comprises the steps of cutting out a post hole in the tooth and inserting a threaded tap into the post hole for creating at least one groove along the hole. Significantly, the tap includes at least one slot defined by a pair of flexible legs and running at least a portion of the length thereof for reducing stress along the post hole during threaded insertion. Also provided is a lentulo drill comprising a spiraled wire with a reverse spiral configuration at the apical end thereof for confining cement placement in the post hole prior to insertion of the dental post.
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