Bone-fixing devices

Details Bone-fixing devices Bone-fixing devices

1997-09-04

1999-03-02

Buiz, Michael

Surgery

Instruments

Orthopedic instrumentation

606 60, 606 53, 606 65, A61B 1756

Patent

active

058764038

ABSTRACT:
The bone-fixing devices which are designed to allow for a freer assembly of the parts which are mounted to maintain plurality of bones in a specified position relationship, and also call for only one or two parts to be tightened to assemble all parts into the whole system. A pedicle 10 to be implanted into a bone is connected by using a connector 20 with a shaft 30 that serves as a reference to position the bones. In order to ensure that the pedicle 10 is connected with the fixture 20, a shaft 12 is supported in a fork 21 formed at the end of the fixture 20, said short shaft 12 is fitted into a concave 11 formed at the head of the pedicle 10, and said short shaft 12 is fixed at the head of the pedicle with a retaining screw 13 so that the fixture 20 is mounted rotatably about the short shaft with reference to the pedicle 10.

REFERENCES:
patent: 5176679 (1993-01-01), Lin
patent: 5498262 (1996-03-01), Bryan
patent: 5499983 (1996-03-01), Hughes
patent: 5527314 (1996-06-01), Brumfield et al.
patent: 5545167 (1996-08-01), Lin
patent: 5662653 (1997-09-01), Songer et al.

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