Endodontic instrument with multi-tapered flutes
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United States of America Patent
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May 22, 2012
Grant Date -
Oct 7, 2010
app pub date -
Apr 22, 2010
filing date -
May 16, 2003
priority date (Note) -
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Abstract
A multi-tapered endodontic file is provided, formed from shaft of material having a shaft. The shaft includes a working portion having one or more tissue-removing edges, points and/or surfaces. The working portion includes at least a first flute and a second flute. The first flute is tapered along its length in accordance with a first predetermined taper function. The second flute is tapered along its length in accordance with a second predetermined taper function.
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Family
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