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Surgical Burs With Localized Auxiliary Flutes
专利权人:
Medtronic Xomed; Inc.
发明人:
John W. Kulas,Donald E. Stearns
申请号:
US15966778
公开号:
US20180242986A1
申请日:
2018.04.30
申请国别(地区):
US
年份:
2018
代理人:
摘要:
A surgical bur including primary flutes and auxiliary flutes. The primary flutes include (i) first clearance surfaces, and (ii) first rake surfaces with first cutting edges. The primary flutes extend from a proximal end of the surgical bur to a distal end of the surgical bur. The auxiliary flutes are localized in central regions or distal regions of the surgical bur. The auxiliary flutes include (i) second clearance surfaces, and (ii) second rake surfaces with second cutting edges. At least one of the auxiliary flutes is located between a pair of adjacent ones of the primary flutes.
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