Fixing element

Details Fixing element Fixing element

2001-12-21

2004-02-24

Reip, David O. (Department: 3731)

Surgery

Instruments

Orthopedic instrumentation

Reexamination Certificate

active

06695843

ABSTRACT:

The invention relates to a fixing element according to the preamble of Patent claim
1
.
A fixing element of this kind is known in the form of a bone screw from EP 0 614 649 A1. In this a securing nut to be screwed into the open bore is provided for perfect locking of the connection between rod and bone screw.
The object of the invention is to create a fixing element of the kind initially described which manages without an internal nut of this kind.
This object is achieved by the bone screw characterised in Patent claim
1
.
Further developments of the invention are characterised in the subordinate claims.
The invention is now explained in greater detail in the description of an embodiment example using the figures.


REFERENCES:
patent: 5360431 (1994-11-01), Puno et al.
patent: 5549608 (1996-08-01), Errico et al.
patent: 5607426 (1997-03-01), Ralph et al.
patent: 5630817 (1997-05-01), Rokegem et al.
patent: 5882350 (1999-03-01), Ralph et al.
patent: 5961517 (1999-10-01), Biedermann et al.
patent: 6471705 (2002-10-01), Biedermann et al.
patent: WO 98/32386 (1998-07-01), None
patent: WO 01/08574 (2001-02-01), None

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