Chapter I Laser additive manufacturing Additive manufacturing of bone scaffolds A combined strategy to enhance the properties of Zn by laser rapid solidification and laser alloying Selective laser melting of Zn-Ag alloys for bone repair: microstructure, mechanical properties and degradation behavior Chapter II Macro/micro/nanostructure implants A multi-material scaffold with tunable properties: towards bone tissue repair A multi-scale porous scaffold fabricated by a combined additive manufacturing and chemical etching process for bone tissue engineering Fabricating the nanostructured surfaces of CaSiO3 scaffolds Chapter III Mechanical properties Carbon nanotubes, graphene and boron nitride nanotubes reinforced bioactive ceramics for bone repair Mechanical and biological properties of novel molybdenum disulfide nanoplatelets reinforced bioceramics scaffolds Interfacial reinforcement in a poly-L-lactic acid/mesoporous bioactive glass scaffold via polydopamine Chapter IV Biological properties A graphene oxide-Ag co-dispersing nanosystem: dual synergistic effects on antibacterial activities and mechanical properties of polymer scaffolds Nd-induced honeycomb structure of intermetallic phase enhances the corrosion resistance of Mg alloys for bone implants Antibacterial capability, physicochemical properties, and biocompatibility of nTiO2 incorporated polymeric scaffolds