INTERVERTEBRAL FILLING FOR CERVICAL VERTEBRAE
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United States of America Patent
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app pub date -
Aug 12, 2010
filing date -
Feb 24, 2006
priority date (Note) -
Abandoned
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Abstract
An intervertebral filling for cervical vertebrae end-plates includes a supporting body, and a buffer layer surrounding the supporting body. The supporting body has a Shore A hardness of 50-80 and the buffer layer has a Shore A hardness of 20-45. The supporting body has a height greater than that of the buffer layer, so that the supporting body protrudes about 1 mm to 3 mm from the buffer layer at two opposite ends thereof.
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