Patent · US Active

Surgical burs with decoupled rake surfaces and corresponding axial and radial rake angles

US11253271B2 · kind B2 · utility

1Cited by

79References

20Claims

0Family size

Assignee

Medtronic PS Medical, Inc. · US

Inventors

John W. Kulas · Euless, US
Donald E. Stearns · Fort Worth, US

Key dates

Filing date	Jul 1, 2019
Grant date	Feb 22, 2022
Priority date	—
Expiry date	Apr 26, 2040

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23C2210/0457
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A surgical bur including flutes and lands. Each of the flutes includes a cutting edge, rake surfaces and a clearance surface. The rake surfaces of one of the flutes are decoupled from each other. Each of the lands is disposed between a pair of the flutes.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.