Progress on Biomedical Ceramic Coatings Prepared by Thermal Spraying

Biomedical ceramic coatings on metallic substrates deposited via thermal spraying have attracted extensive attentions in the field of orthopedic implants due to their excellent mechanical strengths and biological properties. The studies on biomedical coatings for orthopedic implants are overviewed, and improvements of thermal sprayed hydroxyapatite coatings are summarized. Newly developed bioactive calcium silicate coatings are reviewed as well.