Title:
INSTRUMENT FOR BORING DENTAL ROOT CANALS
Document Type and Number:
WIPO Patent Application WO/2014/118591
Kind Code:
A8
Abstract:
The invention relates to an instrument for boring dental root canals, comprising a thin rod (1) having, at least over part of the length thereof, a polygonal section (4) forming at least two cutting edges (5a, 5b) ending in a tip (3). Said length of the instrument has a first portion (1c) extending from the tip (3) and a second portion (1d) following on from the first portion (1c). At least one section (4a) of the first portion (1c) has a centre of mass (ma) located on the rotational axis. Every section (4b) of the second portion (1d) has a centre of mass (mb) that is offset in relation to the rotational axis and at least one cutting edge (5a) defined by said section (4b) is set back.
Inventors:
ROTA GILBERT (FR)
VALLOTTON PAUL-HENRI (CH)
VALLOTTON PAUL-HENRI (CH)
Application Number:
PCT/IB2013/001191
Publication Date:
October 16, 2014
Filing Date:
June 07, 2013
Export Citation:
Assignee:
MAILLEFER INSTR HOLDING SARL (CH)
International Classes:
A61C5/02; A61C5/40; A61C5/42
Attorney, Agent or Firm:
MICHELI & CIE SA (C.P. 61, Thônex, CH)
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