The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 07, 2023
Filed:
Dec. 15, 2021
Applicant:
Nakanishi Inc., Kanuma, JP;
Inventor:
Takamitsu Iitsuka, Kanuma, JP;
Assignee:
NAKANISHI INC., Kanuma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/16 (2006.01);
U.S. Cl.
CPC ...
A61B 17/1615 (2013.01);
Abstract
A surgical bur includes a shaft portion that rotates in a rotation direction about a rotation axial line of the surgical cutting bur, and a cutting portion that is provided at a distal end of the shaft portion. In the surgical bur, the cutting portion has a spherical shape, has abrasive grains on a surface of the cutting portion, and has a first vertical groove extending from a distal end side of the cutting portion in an axial direction.