INTERSPINOUS PROCESS IMPLANT WITH SLIDE-IN DISTRACTION PIECE AND METHOD OF IMPLANTATION

摘要

Systems and method in accordance with embodiments of the present invention can includes an implant having an initiating piece and a distraction piece. The initiating piece can include a lower distraction element, a lower portion of a second wing, a lower portion of a spacer, and a lower portion of a first wing. The initiating piece can be positioned such that an interspinous ligament of the targeted motion segment is disposed between the first and second wing. The distraction piece can include an upper distraction element, an upper portion of a second wing, an upper portion of the spacer, and an upper portion of the first wing, and can be mated with the initiating piece by mating a rail of the distraction piece with a slot of the initiating piece, or the implant is disposed between adjacent spinous processes.