Dental file/reamer instrument

Details Dental file/reamer instrument Dental file/reamer instrument

1988-11-04

1990-06-19

Wilson, John J.

Dentistry

Apparatus

Broach

A61C 502

Patent

active

049349341

ABSTRACT:
A dental instrument adapted to be used as a dental file and dental reamer for removing dead or damaged tissue from the root canal of a tooth. The dental compactor instrument is formed with a tapered shank having at least two helical flutes defining at least two continuous helical cutting edges. A helical peripheral land extends between the helical flutes at the periphery of the shank. The cutting edges have a neutral rake angle.

REFERENCES:
patent: 1307446 (1919-06-01), Kerr
patent: 4299571 (1981-11-01), McSpadden
patent: 4332561 (1982-06-01), McSpadden
patent: 4538989 (1985-09-01), Arpaio, Jr. et al.

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