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US 8,556,937 B2Granted
Rod attachment for head to head cross connector
AssigneeDePuy Synthes Products, Inc.
InventorsSteven C. Ludwig, Mark T. Hall, Thomas V. Doherty
Life of this patent
Estimating the term…
Abstract
Exemplary spinal fixation devices, systems, and method are provided for stabilizing vertebrae in a patient's spine. In one exemplary embodiment, methods and devices are provided for coupling one or more bone anchors, such as hooks, screws, etc., and/or one or more spinal fixation elements, such as spinal rods, cables, plates, etc. In certain exemplary embodiments, a cross connector is provided for connecting and stabilizing two bone anchors, a bone anchor and a spinal fixation element, or a bone anchor and bone.
Claims10
A method for spinal stabilization, comprising:
- coupling a first end of a connecting member to a head of a bone anchor implanted in a first vertebra to anchor the first end of the connecting member to the first vertebra, the bone anchor having a rod receiving portion with opposed arms and a first spinal rod disposed in the rod receiving portion;
- threadably engaging a distal portion of a set screw with each of the opposed arms of the bone anchor, the threaded set screw extending through an opening in the first end of the connecting member;
- and
- threadably engaging a washer with a proximal portion of the set screw, the first end of the connecting member being located between the threaded washer and a proximal end of the opposed arms on the rod receiving portion of the bone anchor.
1 more element
Dependencies are inferred from the claim text.