Chondro-Gide”¯is the leading natural collagen matrix in cartilage regeneration. This easy to handle matrix can be used to treat cartilage defects with various surgical methods. Chondro-Gide is a bilayer type I/III collagen membrane that creates a biological chamber around the cartilage defect to support the regeneration process. The unique bilayer structure of the matrix is manufactured in a patented process.