可降解镁基复合材料的制备及其在骨科领域的研究进展

欧阳思慧, 佘加, 陈先华, 潘复生

Preparation of Biodegradable Mg-Based Composites and Their Recent Advances in Orthopedic Applications

OUYANG Sihui, SHE Jia, CHEN Xianhua, PAN Fusheng

图1 粉末冶金法制备镁基复合材料的流程示意图及显微组织[25,29]

Fig.1 Schematic of the preparation process of nano-diamond (ND) reinforced ZK60 composite via powder metallurgy[25] (F—force) (a) and microstructures[25,29] (b-d) (b) SEM image of ND/ZK60 composite, corresponding grain size distribution, and TEM and high-resolution TEM (HRTEM) images at the interface[25] (Inset in Fig.1b is selected area electron diffraction (SAED) pattern in the corresponding region) (c) schematic of the preparation process of Ti/AZ61 composite prepared by spark plasma sintering (SPS)[29] (d) electron backscatter diffraction (EBSD) and SEM images and kernel average misorientation (KAM) results of Ti/AZ61 composite (LAGBs—low angle grain boundaries, HAGBs—high angle grain boundaries)[29]