Root canal instrument
AssigneeGebr. Brasseler GmbH & Co. KG
InventorsMichael Krumsiek, Michael Küllmer
Life of this patent
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Abstract
The invention relates to a root canal instrument having a shank and a working area attached to the shank, wherein the working area consists of a nickel-titanium alloy comprising 38 to 46 at % nickel, 46 to 53 at % titanium and 5.5 to 8.8 at % copper. The invention relates to a root canal instrument having a shank and a working area attached to the shank, wherein the working area consists of a nickel-titanium alloy comprising 38 to 46 at % nickel, 46 to 53 at % titanium and 5.5 to 8.8 at % copper.
Claims20
A root canal instrument comprising a shank and a working area attached to the shank, wherein the working area is made of a nickel-titanium alloy comprising 40.5 to 43.1 at % nickel, 48.7 to 50.8 at % titanium, 6.3 to 8.4 at % copper, and 0.08 to 0.13 at % chromium.
Dependencies are inferred from the claim text.