Patent ID: 7204837
Filing Date: 2007-04-17
Classification: A61B,Y10S

Abstract:
1. Spinal plate structure, comprising: (a) a spinal plate having a bottom side generally adapted to face a plurality of vertebrae and a top side generally facing opposite the bottom side; (b) a plurality of bores defined by said spinal plate and passing through said spinal plate from the top side of said spinal plate to the bottom side of said spinal plate; (c) at least two bone anchors, each having a shank and a head, said head of each said bone anchor having a top surface, said at least two bone anchors being insertable into respective ones of the bores thereby to secure said spinal plate to such vertebrae; and (d) a retainer band adapted and configured to prevent bone anchor back-out, said retainer band being positioned within at least one of the bores and being confined between the top side and the bottom side of said spinal the plate, said the retainer band having wherein said retainer band has a closed end portion which is stabilized relative to the top side and the bottom side of said spinal plate and has generally straight portions extending from the closed end portion and across at least a portion of the respective said bore.