Spinal implant fixation assembly

Details Spinal implant fixation assembly Spinal implant fixation assembly

2004-06-14

2010-12-28

Barrett, Thomas C (Department: 3775)

Surgery

Instruments

Orthopedic instrumentation

C606S266000

Reexamination Certificate

active

07857834

ABSTRACT:
An orthopedic fixation device for securing a rod to a bone is provided. The fixation device includes a receiver with two legs, a pocket defined between the legs, an anchor including a head, and a seat structure that mounts within the receiver. The seat structure includes a top seat for receiving the rod and a bottom seat for receiving the head of the anchor. The top seat includes two legs defining a pocket and first and second raised ridges that are spaced apart from one another. The legs each define a recessed portion extending between the two raised ridges.

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Exhibit A: Three views of the Xia™ Pedicle Screw from Stryker Hownedica Osteonics (Date: This art was known prior to filing of present U.S. Appl. No. 10/874,785.).

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