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.
Type:
Grant
Filed:
November 9, 1998
Date of Patent:
October 23, 2001
Assignees:
Abonetics Ltd., University College London
Inventors:
David Alan Lee, Daniel Lawrence Bader, Myra Deborah Stephens