ENDODONTIC INSTRUMENT HAVING, ALONG A CUTTING PORTION, A CARRIER SOUTH EXTENDING ACCORDING TO A HELICOIDAL TRACK

摘要

The invention relates to an endodontic instrument used for working on a tooth canal, having a base from which an active portion for working on the canal extends longitudinally, said active portion being supported by a supporting core. Said instrument is characterized in that said supporting core extends along a helical path.