(19) United States
(12) Patent Application Publication (io) Pub. No.: US 2004/0093088 Al
Ralph et al. (43) Pub. Date: May 13,2004
Related U.S. Application Data
(63) Continuation of application No. 10/035,669, filed on Nov. 9, 2001, now Pat. No. 6,610,092, which is a continuation-in-part of application No. 09/982,148, filed on Oct. 18, 2001, now Pat. No. 6,673,113.
(51) Int. CI.7 A611- 2/44
(52) U.S. CI 623/17.14; 623/17.15
An intervertebral spacer device having a pair of opposing plates for seating against opposing vertebral bone surfaces. Each of the opposing plates has an external surface with a deflectable wire mesh thereon, into which the bone can readily grow.