Surgical burs with geometries having non-drifting and soft tissue protective characteristics

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United States of America Patent

PATENT NO 9883873
SERIAL NO

13944650

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Abstract

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A surgical bur includes a body and a drill point. The body includes flutes and lands. Each of the flutes includes a cutting edge, a rake face, and a clearance surface. Each of the lands is convex-shaped and disposed between a pair of the flutes. The drill point includes axial relief surfaces. Each of the axial relief surfaces has a planar area, is distinct from the lands and borders (i) a distal portion of one of the cutting edges, (ii) one of the lands, and (iii) one of the clearance surfaces.

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Patent Owner(s)

Patent OwnerAddress
MEDTRONIC PS MEDICAL INC125 CREMONA DRIVE GOLETA CA 93117

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kulas, John W Euless, US 21 413
Stearns, Donald E Fort Worth, US 15 160

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