Sequence of canal instruments for executing an endodontic operative procedure
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United States of America Patent
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Jun 22, 2010
Grant Date -
Jan 22, 2004
app pub date -
Oct 8, 2001
filing date -
Nov 29, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sequence of canal instruments for performing an endodontic operating protocol uses a sequence of several instruments, for example, three such instruments with three cutting blades. The instruments have a progressive conicity, for example, 6%, 4% and 2%, and each instrument has an identical progressive pitch. The pitch further increases progressively from instrument to instrument as a function of the conicity of each instrument.
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