Patent ID: 8157841
Filing Date: 2012-04-17
Classification: A61B,A61F

Abstract:
1. A spinal implant apparatus, comprising: a support member having a most distal end, an opposing most proximal end, and a lumen extending therein; the support member also having a first longitudinal axis extending through the most distal end, the most proximal end, and extending through a center of the lumen; wherein the support member is configured to have at least a portion thereof disposed between a first spinous process and a second spinous process; a retention member having a first end portion and an opposing second end portion, the retention member being movably coupled to the support member and configured to rotate relative to the support member about a second axis from a first position to a second position; the second axis extending perpendicular to the first longitudinal axis, through the lumen, and disposed between the most proximal end and the most distal end; wherein, in the first position: wherein, in the second position: wherein in the both the first and second positions, the spinal implant apparatus maintains a constant longitudinal length.