A sterile container system for the sterile transport and storage of medical, in particular surgical instruments and/or implants during a sterilization process, includes a closable sterile container which is formed by a lid and a trough, and at least one sieve cage which can be inserted therein, at least one fastening device being present which acts, on the one hand, on one of the medical instruments which can be inserted in the sieve cage, immobilizing the instrument on the sieve cage, and at the same time acts on the sieve cage, immobilizing the latter on the sterile container.