Dental dowel pin

Details Dental dowel pin Dental dowel pin

1987-04-29

1988-12-27

Wilson, John J.

Dentistry

Apparatus

Having gauge or guide

A61C 1900

Patent

active

047938064

ABSTRACT:
A dental dowel pin includes an improved geometry for increasing the accuracy of placement of a tooth die in a base support in the dental laboratory, and for maintaining this accuracy despite dust or wear of the dowel or its retaining slot in said base support. The body is of generally oval cross section with side and end walls normally to a horizontal plane and a plurality of inverse angle indentations and fits accurately into a slot of negative impression in the base during utilization of the invention. The dental dowel pin of the invention has a knurled cylindrical head on an end that is insertable into a cast model die.

REFERENCES:
patent: 4056585 (1977-11-01), Waltke
patent: 4238189 (1980-12-01), Tirino
patent: 4449931 (1984-05-01), Saito

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