Auto-sealant matrix for tissue repair
First Claim
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1. An implant comprising:
- a porous layer comprising a self-crosslinked compound comprising oxidized collagen and chitosan,a first additional layer,a second additional layer located between said porous layer and said first additional layer,a first hydrogel precursor present in said porous layer, and,a second hydrogel precursor present in said first additional layer,wherein said second additional layer is free of hydrogel precursor, and the first hydrogel precursor is spatially separated from the second hydrogel precursor.
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Abstract
Implants for tissue repair/regeneration include a porous layer combined with dry materials that are activated to form a hydrogel upon contact with aqueous physiological fluids.
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Citations
9 Claims
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1. An implant comprising:
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a porous layer comprising a self-crosslinked compound comprising oxidized collagen and chitosan, a first additional layer, a second additional layer located between said porous layer and said first additional layer, a first hydrogel precursor present in said porous layer, and, a second hydrogel precursor present in said first additional layer, wherein said second additional layer is free of hydrogel precursor, and the first hydrogel precursor is spatially separated from the second hydrogel precursor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification