Medical implants, namely, implants for the complete replacement of bones, in particular of joints; implants for the fixation of bones; prostheses, in particular hip joint prostheses, in particular hip joint prostheses and hip joint shafts having fully or partly structured surfaces, in particular lasered surfaces for titanium; medical instruments for use in the bone implantation, namely, extractor hooks, drills, impactors, stem setters, drilling bushes, clamps, rasps, trial ball heads and repo...