Patent ID: 6719794
Filing Date: 2004-04-13
Classification: A61B,A61F

Abstract:
An intervertebral implant comprising:a body having a curved, concave posterior face and a curved, convex anterior face, both curved posterior and anterior faces extending along a longitudinal axis of the implant body; a pair of convex narrow ends separating the posterior and anterior faces; superior and inferior faces for contacting upper and lower vertebral endplates, the superior and inferior surfaces defining a thickness of the implant; and first and second non-threaded, horizontal channels configured and adapted for engagement by an implant insertion tool, the first channel disposed along at least a portion of the curved posterior face and the second channel disposed along at least a portion of the curved anterior face; wherein the superior and inferior faces are convex and include a plurality of undulating surfaces thereon; wherein the curved posterior and anterior faces form an arcuate implant configuration that facilitates insertion of the implant via a transforaminal window.