Interbody fusion device having partial circular section cross-sectional segments
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United States of America Patent
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May 18, 1999
Grant Date -
N/A
app pub date -
Jul 24, 1997
filing date -
Jul 24, 1997
priority date (Note) -
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Abstract
A tubular interbody fusion device having flat upper and lower surfaces including multiple parallel ratcheted blade ridges having opposing orientations, concave exterior side walls, an interior axial bore having inwardly directed ratcheted ridges, and a plurality of through holes extending from the upper and lower surfaces into the interior bore, from the sides into the interior bore, and from the upper and lower surfaces through the side walls.
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