title: Elimination of unnecessary screw threads.
mesh_terms: D001858:Bone Nails / Q000592:standards; D003343:Corrosion; D005594:Fracture Fixation, Intramedullary / Q000295:instrumentation* / Q000379:methods; D008670:Metals; D013314:Stress, Mechanical
chemical_list: D008670:Metals