Dental implant structure

Details Dental implant structure Dental implant structure

2005-02-22

2005-02-22

O'Connor, Cary E. (Department: 3732)

Dentistry

Prosthodontics

Holding or positioning denture in mouth

C433S172000, C433S174000

Reexamination Certificate

active

06857874

ABSTRACT:
Disclosed is a dental implant which is implanted into an edentulous site of the jawbone to function as a substitute for a lost tooth. The dental implant according to the present invention includes: a fixture having a screw coupling hole formed at the inside thereof along the central axis thereof by a predetermined depth, the fixture being opened at the upper end thereof, and a threaded screw part formed on the outer circumferential surface thereof; an abutment secured to the upper end of the fixture and having a locking slit formed at the upper portion of the outer circumferential surface thereof; a screw coupled to the screw coupling hole of the fixture through the abutment and having a sleeve inserting groove formed at the upper portion thereof to be connected to the locking slit of the abutment; and a locking sleeve fitted into both the locking slit of the abutment and the sleeve inserting groove of the screw.

REFERENCES:
patent: 6488502 (2002-12-01), Weber

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