Dentistry – Method or material for testing – treating – restoring – or... – Crown
Patent
1996-07-16
1998-10-13
Lucchesi, Nicholas D.
Dentistry
Method or material for testing, treating, restoring, or...
Crown
A61C 508
Patent
active
058203753
ABSTRACT:
A dental post is provided having an upper portion and a lower portion. The lower portion has cylindrical sections of differing diameters. Grooves formed on the section walls form cutting surfaces on the post and serve as vents for cement introduced into a canal of a tooth. The post functions both as a bur and as a dental post.
REFERENCES:
patent: 1589994 (1926-06-01), Simmons
patent: 1612227 (1926-12-01), Simmons
patent: 4479783 (1984-10-01), Weissman
patent: 4729736 (1988-03-01), Weissman
Cook Paul J.
Lucchesi Nicholas D.
Wellesley Research Associates, Inc.
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