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US 11,628,041 B2Granted
Subgingival safe end dental bur
OwnerChristopher Morrisinventor
Life of this patent
Estimating the term…
Abstract
A new dental bur with specific dimensions that enable the bur to be used for cutting and trimming filling material under the gum tissues and between teeth. The bur includes a safe end. The bur also includes an angled flat cutting surface and an angled flat surface of the safe end.
Claims2
A dental bur configured to be used in restorative dentistry for cutting and trimming a filling material under gum tissues and between teeth, the dental bur comprising:
- a flat cutting surface configured to cut and trim the filling material under the gum tissues and between the teeth;
- and
- a safe end non-cutting tip with a flat surface on the safe end,
- wherein the flat surface on the safe end is between 0.3 and 0.4 mm in length,
- wherein the flat cutting surface and the flat surface on the safe end meet such that the flat cutting surface is inclined towards a central axis of the bur at an angle between 157 to 177 degrees relative to the flat surface on the safe end,
- wherein the safe end non-cutting tip has a width from 0.35 mm to 0.7 mm and a length from 0.35 mm to 0.7 mm.
3 more elements
Dependencies are inferred from the claim text.