Patent ID: 8748142
Filing Date: 2014-06-10
Classification: A61L,C12N

Abstract:
1. A culture of cardiovascular cells on a matrix to regenerate cardiovascular tissue comprising a sponge made of a bioabsorbable material and a reinforcement, the sponge comprising lactic acid (D form, L form, DL form)-caprolactone copolymer, the reinforcement comprising at least one member selected from the group consisting of polyglycolic acid and polylactic acid (D form, L form, DL form), the reinforcement being integrated with the sponge, the reinforcement having a greater strength than the sponge, the cardiovascular tissue being at least one member selected from the group consisting of a blood vessel and a cardiac valve, and the cardiovascular cells being a mixed cell culture of two or three different kinds selected from the group consisting of endothelial cells, smooth muscle cells and fibroblasts.