Patent ID: 8388685
Filing Date: 2013-03-05
Classification: A61B,A61F,Y10T

Abstract:
1. An artificial intervertebral disc, comprising: a column comprising a first polymeric material; a column filler comprising a second polymeric material; a first crimped-ring set comprising a first inner ring and a first outer ring, the first crimped-ring set being disposed adjacent a first end of the column, and at least a portion of the column being held between the first inner ring and the first outer ring; a second crimped-ring set comprising a second inner ring and a second outer ring, the second crimped-ring set being disposed adjacent a second end of the column, and at least a portion of the column being held between the second inner ring and the second outer ring; a first anchor member; and a second anchor member, wherein at least one of the first inner ring and the first outer ring of the first crimped-ring set provides a mechanism to attach the column to the first anchor member, and at least one of the second inner ring and the second outer ring of the second crimped-ring set provides a mechanism to attach the column to the second anchor member.