Expandable non-threaded spinal fusion device
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United States of America Patent
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Jun 24, 2003
Issued Date -
N/A
app pub date -
Nov 5, 1999
filing date -
Feb 6, 1997
priority date (Note) -
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Abstract
An apparatus for facilitating the fusion of adjacent bone structures includes implant members configured for insertion within a space defined between adjacent bone structures. The device provides a series of resilient supporting arches which serve to act as spacers between two adjacent bone structures. The implant members include a longitudinal portion separated by a plurality of ribs and a lateral chamber used to accommodate various sized spacer rods.
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