Dental crown assembly

Details Dental crown assembly Dental crown assembly

1981-10-13

1983-08-16

Wilson, John J.

Dentistry

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

Crown

433223, A61C 508

Patent

active

043988873

ABSTRACT:
A two piece dental crown comprises cup-shaped inner (12) and outer (16) members, the inner member being adapted to be mounted on the occlusal portion of a tooth being capped, and the outer member being adapted to be mounted on the tooth including the inner member, the side wall (18) of the outer member extending beyond the side wall (20) of the inner member and into contact with the gingival portion of the tooth. In use, the inner and outer members are rigidly bonded together in slightly spaced apart relation. In one embodiment, a stiffening member is bonded to the two members in the space therebetween.

REFERENCES:
patent: 347933 (1886-08-01), Grout
patent: 472344 (1892-04-01), Evans
patent: 709410 (1902-09-01), Kelly
patent: 986653 (1911-03-01), Supplee
patent: 1414475 (1922-05-01), Kochmit
patent: 2537142 (1951-01-01), Lankford et al.
patent: 4172323 (1979-10-01), Orlowski

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