Surgical and medical instruments and apparatus and parts thereof; surgical implants, in particular fixed-angle implants; internal and external bone fixing apparatus; plates for the treatment of fractures, in particular for the treatment of foot fractures or hand fractures; clavicle plates; cannulated screws and staples for surgical purposes; spinal implants; endoprostheses, anchoring devices for endoprostheses, bone spacing devices; cortical screws; spongiosa screws; interference screws and i...