Collagen/polysaccharide bilayer matrix
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United States of America Patent
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Aug 30, 2005
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N/A
app pub date -
Jun 14, 2004
filing date -
Aug 30, 2000
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Expired
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Abstract
Disclosed are bilayer matrices of a polysaccharide such as collagen (COL) and another polysaccharide such as hyaluronic acid (HA) with various COL/HA ratios. Each layer has a porous structure. These materials are useful for tissue regeneration, particularly when used with orthopedic implants and drug delivery.
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