Tissue implant
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United States of America Patent
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Oct 23, 2001
Issued Date -
N/A
app pub date -
Nov 9, 1998
filing date -
Mar 7, 1997
priority date (Note) -
Expired
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Abstract
A biomechanical implant is described which comprises at least two matrix components, the first matrix component being composed of collagen with a porous macrostructure with the ability to withstand tensile or shear forces, the second matrix component being a hydrated alginate gel which substantially fills the porous macrostructure of the first component and exerts a swelling pressure, the implant additionally comprising a population of cells comprising chondrocytes, fibrochondrocytes, fibroblasts or osteoblasts, or precursors thereof.
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