Endodontic files

Details Endodontic files Endodontic files

1992-01-28

1993-05-25

Wilson, John J.

Dentistry

Apparatus

Broach

A61C 502

Patent

active

052134997

ABSTRACT:
An endodontic file comprising a handle and an elongate cutting portion, a distal end remote from the handle and formed to have a first file portion which is adjacent the distal end and has the physical form of a k file, and a second file portion, which is located between the first portion and the handle and has the physical form of a Hedstrom file.

REFERENCES:
patent: 498554 (1893-05-01), Johanson
patent: 1307446 (1919-06-01), Kerr
patent: 1969808 (1932-08-01), Lentulo
patent: 4231738 (1980-11-01), Riitano et al.
patent: 4260379 (1981-04-01), Groves et al.
patent: 4332561 (1982-06-01), McSpadden
Hygenic catalogue, the Hygenic Corporation, May 1984.

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