Cryopreservation of human allograft tissue; cryopreservation of allograft bone and tissue; cryopreservation of cartilage; cryopreservation of medical implants, namely, bone and cartilage implants made of biological materials; cryopreservation of human allograft cartilage; cryopreservation of cellular tissue and cellular components in the nature of biological tissue for implantation within cartilage for the repair, replacement and growth enhancement of cartilage