Patent ID: 7311734
Filing Date: 2007-12-25
Classification: A61F,A61L,Y10S

Abstract:
1. A hollow spinal spacer for engagement between vertebrae, comprising: an anterior wall having a convexly curved anterior surface and opposite ends; a posterior wall having a flat posterior surface and opposite ends; two lateral walls integrally connected between said anterior and posterior walls to define a monolithic, single-piece spacer body, each of said lateral walls having a flat lateral surface extending continuously from said anterior wall to said posterior wall to define a chamber; and said anterior, posterior and lateral walls cooperating to define a D-shaped spacer body sized and configured to substantially fill the space between the vertebrae with said convexly curved anterior surface of said anterior wall sized and shaped to substantially conform to an anterior aspect of the space between the vertebrae and wherein said walls of said spacer body are sized and shaped such that a single spacer body is sufficient to preserve a height of the space between the vertebrae; and said walls further defining;