Teeth prosthesis and method for mounting and removing a suprastr

Details Teeth prosthesis and method for mounting and removing a suprastr Teeth prosthesis and method for mounting and removing a suprastr

1994-02-08

1995-07-04

O'Connor, Cary E.

Dentistry

Prosthodontics

Holding or positioning denture in mouth

433173, A61C 1312

Patent

active

054295050

ABSTRACT:
A teeth prosthesis for an upper maxilla includes an infrastructure, a suprastructure, and an assembly for a removable attachment of the suprastructure with the infrastructure. The infrastructure includes at least three implants, one connection bar, and an assembly for removably fastening the connection bar with and against each head of the implants. The suprastructure includes a first member made of cast metal or alloy having an intrados provided with an opening giving access to a housing of such size and depth to allow the housing of the connection bar therein, a second member immovably attached with the first member, and a set of teeth immovably attached with the first member and the second member. The assembly includes two first fastening members, and a second fastening member.

REFERENCES:
patent: 2644231 (1953-07-01), Brennan
patent: 3748739 (1973-07-01), Thibert
patent: 4085506 (1978-04-01), Lew
patent: 4904186 (1990-02-01), Mays
patent: 4931016 (1990-06-01), Sillard
patent: 5234341 (1993-08-01), Johansen
"Removable Closure of the Interdental Space (C.I.S.)", Arnold A. Gaerny, Translated from the revised and enlarged German edition by Thomas M. Hassell, D.D.S., Zurich, Switzerland, Published in Berlin and Chicago, 1972.
Advertising document entitled "Spark Erosion System" from Dental Arts Laboratories Inc. (No date).
"Prothese Dentaire", No. 52, Feb. 1991, pp. 27-38 MK1 Fastener, Polydental Laboratory, Brussels, Belgium.

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