Ball abutment for a dental implant

- Astra Aktiebolag
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Description

FIG. 1 is a perspective view of a ball abutment according to the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

FIG. 4 is a top view of FIG. 1;

FIG. 5 is a side view of FIG. 1;

FIG. 6 is a perspective view of a second embodiment of the ball abutment according to the present invention;

FIG. 7 is a bottom view of FIG. 6;

FIG. 8 is a side view of FIG. 6;

FIG. 9 is a top view of FIG. 6;

FIG. 10 is a side view of FIG. 6;

FIG. 11 is a perspective view of a third embodiment of the ball abutment according to the present invention;

FIG. 12 is a bottom view of FIG. 11;

FIG. 13 is a side view of FIG. 11;

FIG. 14 is a top view of FIG. 11; and,

FIG. 15 is a side view of FIG. 11.

Referenced Cited
U.S. Patent Documents
5030095 July 9, 1991 Niznick
5071350 December 10, 1991 Niznick
5145372 September 8, 1992 Daftary et al.
5169309 December 8, 1992 Staubli et al.
5194000 March 16, 1993 Dury
Patent History
Patent number: D374079
Type: Grant
Filed: Jul 12, 1995
Date of Patent: Sep 24, 1996
Assignee: Astra Aktiebolag (Sodertalje)
Inventor: Leif Broberg (Gothenburg)
Primary Examiner: Kay H. Chin
Law Firm: White & Case
Application Number: 0/41,337
Classifications
Current U.S. Class: Dental (34) (D24/156)