Perforated dental post system

Details Perforated dental post system Perforated dental post system

1988-04-06

1989-07-11

Peshock, Robert

Dentistry

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

Crown

A61C 508

Patent

active

048466859

ABSTRACT:
A perforated dental post system is provided for anchoring a crown to the root of a tooth. This post consists of a shank with a spiral thread running lengthwise thereof. Serrations are provided on the shank. Flanges are provided at the upper end of the post. A central bore runs lengthwise of the post, and spaced transverse or perpendicular cross bores are provided in the post. When the bores are filled with cement and the outer wall of the post is coated with cement, the post can be anchored to the tooth root and to the crown. In a second embodiment of the dental post, a plurality of longitudinally extending grooves are provided in the surface of the post together with a plurality of shallow longitudinally and radially extending bores. When the various bores and grooves are filled with cement, they can be used to anchor the post in a tooth.

REFERENCES:
patent: 430522 (1890-06-01), Genese
patent: 4759714 (1988-06-01), Szegvary

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