Dental obturation screw

Details Dental obturation screw Dental obturation screw

1980-10-30

1982-06-15

Mancene, Gene

Dentistry

Method or material for testing, treating, restoring, or...

Crown

433174, A61C 508

Patent

active

043348653

ABSTRACT:
A dental obturation screw is disclosed which comprises a threaded rod and a screw head allowing to actuate the screw and to fasten thereon an articial tooth or tooth part. The screw has a bearing part of convex, axially symmetrical shape which is adapted to rest on a corresponding bearing surface of the part of a natural tooth to be obturated.

REFERENCES:
patent: 430522 (1890-06-01), Genese
patent: 1285785 (1918-11-01), McMahon et al.
patent: 2411758 (1946-11-01), Ruetz
patent: 2655724 (1953-10-01), Brooks
patent: 3085334 (1963-04-01), Bischof et al.
patent: 3672058 (1972-06-01), Nikoghossian
patent: 4185383 (1980-01-01), Heimke et al.

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