Patent ID: 8974530
Filing Date: 2015-03-10
Classification: A61B,A61F

Abstract:
1. An intervertebral implant configured to be inserted into an intervertebral space between adjacent first and second vertebrae and having a lead end that leads as the implant is inserted in an insertion direction into the intervertebral space and a trailing end opposite the lead end, the intervertebral implant comprising: a first part having an outer surface for engaging the first vertebrae and having an inner surface comprising a downward-pointing protrusion and a concave portion; a second part having an outer surface for engaging the second vertebrae, an inner surface comprising a recess with an opening located on the trailing end of the second part, and opposing side walls located adjacent the recess and extending transversely from the trailing end; an insert having a first surface configured to engage the inner surface of the first part and a convex portion to mate with the concave portion of the first part, and a second surface engaging the inner surface of the second part; and one of the inner surface of the second part and the second surface of the insert including an elongated detent recess extending thereacross, and another of the inner surface of the second part and the second surface of the insert having an elongated detent, which detent is resiliently engageable in the detent recess as the insert is inserted onto the inner surface of the second part; wherein the protrusion of the first part and each of the opposing side walls of the second part comprise a bore for accepting an insertion instrument.