Profile: BioTissue Technologies GmbH specializes in the sector of regenerative cartilage treatment. Our BioSeed®-C is an autologous 3-dimensional chondrocyte graft that is used to treat articular cartilage defects in the knee, ankle or hip. Our chondrotissue® is a 1-step, CE marked, cell-free implant used to treat articular cartilage defects in the knee, ankle or hip, that uses the biological potential of stem cells to restore damaged cartilage tissue in the joints.