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Functional driven polyether-ether-ketone matrix heterogeneous knee prosthesis with multifunctionality
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DOI：10.1016/j.triboint.2025.111089.png)
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摘要
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单一功能的均质结构难以满足不同区域的多功能需求。在此，我们提出了一种由多样化功能驱动的多材料聚醚醚酮（PEEK）基体异质结构。股骨假体的外侧引入了高度取向的短碳纤维（SCF）以改善生物摩擦学性能，内侧则引入了羟基磷灰石（HA）和多孔结构以促进骨组织的快速生长。20SCF/40HA/PEEK的磨损体积降至1.54 ± 0.45 mm3，相较于PEEK，其耐磨性显著提升了66.00 %。骨生长体积增加了27.96 %，显示出显著的生物固定效果。所提出的兼具异质结构与多功能性的策略在关节假体领域展现出广阔的应用前景。
Keyword:
multi-material PEEK
heterogeneous architecture
wear resistance
bone ingrowth
femoral prosthesis
期刊
IF:
6.9
论文数:
1.2W
被引数:
4.2W
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引用论文
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