The combination of hydroxyapatite and tiatanium alloy can overcome the shortcomings of hydroxyapatite itself.Anodic oxidation technique is the focus at present,which includes the anodic oxidation and micro-arc oxidation.The paper comprehensively expounds on the current research situation of producing hydroxyapatite on the surface of titanium and titanium alloy by utilizing anodic oxidation technique,systematically analyzes the advantages of anodic oxidation technique and other common technologies for prepar...