The invention is directed toward a sterile cartilage defect implant
material comprising milled lyophilized allograft cartilage pieces ranging
from 0.01 mm to 1.0 mm in size in a bioabsorbable carrier taken from a
group consisting of sodium hyaluronate, hyaluronic acid and its
derivatives, gelatin, collagen, chitosan, alginate, buffered PBS, Dextran
or polymers with allogenic chondrocytes or bone marrow cells in an amount
exceeding the natural occurrence of same in hyaline cartilage and adding
a cell growth additive.