生物体内可降解吸收材料是生物材料发展的重要方向,由于金属材料具有较好的强度和塑韧性,因此金属基可降解吸收材料具有重要的临床应用价值.镁是所有金属材料中生物力学性能与人体骨最接近的金属材料,具有理想的生物力学相容性,因此,镁合金作为可降解生物材料具有巨大的应用潜力.首先介绍了镁基材料作为生物体内可降解植入材料的优点,然后简要回顾了镁基可降解生物材料的早期研究情况,同时系统地介绍和总结了目前的研究进展和遇到的挑战,最后展望了镁合金医用材料的应用前景和发展方向.
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