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US 2021/0330426 A1Published application
Endodontic file
OwnerKenneth C. SPRECHMANinventor
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Abstract
The subject invention provides an endodontic file having a handle with a distal end; and a stem, wherein the stem is attached to the distal end of the handle and extends from 13 mm to 16 mm from the distal end of the handle and wherein the stem has a) a shaft with a smooth surface and b) a working portion having a cutting portion with a plurality of spiraled cutting flutes; and wherein the length of the cutting portion is 1 mm to 5 mm. Methods of utilizing the endodontic file to treat patients are also disclosed.
Claims9
An endodontic file consisting of:
- a handle having a distal end;
- and
- a stem, wherein the stem is attached to the distal end of the handle and extends from 13 mm to 16 mm in length from said distal end of the handle and wherein the stem consists of,
- a) a shaft with a smooth surface and a proximal end that extends from the distal end of the handle and tapers to a distal end of the shaft, and
- b) a working portion that begins at the distal end of the shaft, wherein the working portion consists of a cutting portion having a plurality of spiraled cutting flutes;
- and
- wherein the length of the cutting portion is 1 mm to 4 mm.
4 more elements
Dependencies are inferred from the claim text.