Patent ID: 8945187
Filing Date: 2015-02-03
Classification: A61B

Abstract:
1. A vertebral rod for stabilizing a patient's spine comprising: a solid elongated body with first and second ends and having an elongated cross-sectional shape with a major axis and a minor axis and a centroid positioned at an intersection of the axes; first and second longitudinal channels that are spaced apart and are each contained within and extend through the body, each of the channels being positioned on the major axis and being spaced away from the centroid; the rods and the channels being symmetrical about the major and minor axis; the body being limited to just the first and second longitudinal channels with a remainder of the body being channel-free, the channels each being unobstructed; the body having a first flexural rigidity along the major axis and a different second flexural rigidity along the minor axis.