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1. (WO2018183590) PARABOLIC INSTRUMENT

Pub. No.:    WO/2018/183590    International Application No.:    PCT/US2018/024995
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Fri Mar 30 01:59:59 CEST 2018
IPC: A61C 3/00
A61B 17/16
B23B 51/02
Applicants: DENTSPLY SIRONA INC.
Inventors: LEBLANC, Romain
BOURQUE, Eric
Title: PARABOLIC INSTRUMENT
Abstract:
An instrument comprising a shank and a working portion, the working portion having a tip and a plurality of flutes being defined by at least two lands having a land margin; wherein the working portion has a parabolic cross-section defining opposing convexed surfaces extending between at least two opposing land margins.