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5 生物医用镁基复合材料的显微组织、腐蚀行为和力学性能[69,71,77]

Fig.5 Microstructure, corrosion behavior, and mechanical properties of biomedical Mg-based composites[69,71,77] (a) SEM images, corrosion weight loss rate, and corrosion mechanism schematic of β-TCP/ZK61 composites[69] (b) surface morphologies, corrosion weight loss rate, and electrochemical polarization curves of MgO/HA/Mg compo-sites after immersion in simulated body fluid (SBF) for 168 h[77] (c) SEM images of crack propagation, dislocation slip schematic, mechanical properties, and electrochemical performance of CNTs/Mg-3Zn composites[71] (UCS—ultimate compressive strength; * represents P < 0.05)