Root canal instrument
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United States of America Patent
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N/A
Issued Date -
Mar 25, 2004
app pub date -
Jul 17, 2003
filing date -
Jul 20, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The present invention relates to a root canal instrument for manual use, the instrument comprising a grip member 1 which has attached thereto an elongated tapering shaft 2 which is provided with at least one cutting edge coiled in spiral form around the longitudinal axis 8 of the shaft 2, characterized in that the shaft 2 has a cross-sectional shape which is provided at two opposite sides with one cutting edge 3, 4 each and whose side surfaces 5, 6 connecting the cutting edges 3, 4 are each made convex.
First Claim
Family
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Cited Art Landscape
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