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Zirconia fiber reinforced ceramic matrix composite artificial bone and preparation method thereof
The invention provides a zirconia fiber reinforced ceramic matrix composite artificial bone and a preparation method thereof, and belongs to the technical field of biomedical materials. The preparation method comprises the following steps: melting PC to obtain homogeneous gel; mixing the homogeneous gel with zirconia powder to obtain homogeneous gel with zirconium oxide; heating the homogeneous gel with zirconium oxide at the heating temperature of 2700-3000 DEG C to obtain all-zirconium oxide short fibers; sequentially mixing all-zirconium oxide short fibers and zirconium oxide powder, performing isostatic compaction and sintering to obtain an intermediate; performing three-dimensional entity modeling by using a computer integrated manufacturing system according to the skeleton form data of the patient to obtain three-dimensional modeling data; machining the intermediate according to the three-dimensional modeling data, and obtaining a prefabricated body; and sintering and shaping the prefabricated body so that the zirconia fiber reinforced ceramic matrix composite artificial bone is obtained, and the prepared zirconium oxide fiber reinforced ceramic matrix composite artificial bone has both hardness and ductility and is poor in toughness.
本发明提供了一种氧化锆纤维增强陶瓷基复合材料人工骨及其制备方法，属于生物医用材料技术领域。本发明将PC熔融，得到均质凝胶；将均质凝胶与氧化锆粉末混合，得到带有氧化锆的均质凝胶；将带有氧化锆的均质凝胶进行加热，得到全氧化锆短纤维，加热的温度为2700～3000℃；将全氧化锆短纤维和氧化锆粉末依次进行混合、等静压成型和烧结，得到中间体；根据患者骨骼形态数据，利用计算机集成制造系统进行三维实体建模，得到三维建模数据；根据三维建模数据，对中间体进行机加工，得到预制体；将预制体进行烧结定型，得到氧化锆纤维增强陶瓷基复合材料人工骨，制得的氧化锆纤维增强陶瓷基复合材料人工骨兼顾硬度和延展性、韧性差。
Zirconia fiber reinforced ceramic matrix composite artificial bone and preparation method thereof
The invention provides a zirconia fiber reinforced ceramic matrix composite artificial bone and a preparation method thereof, and belongs to the technical field of biomedical materials. The preparation method comprises the following steps: melting PC to obtain homogeneous gel; mixing the homogeneous gel with zirconia powder to obtain homogeneous gel with zirconium oxide; heating the homogeneous gel with zirconium oxide at the heating temperature of 2700-3000 DEG C to obtain all-zirconium oxide short fibers; sequentially mixing all-zirconium oxide short fibers and zirconium oxide powder, performing isostatic compaction and sintering to obtain an intermediate; performing three-dimensional entity modeling by using a computer integrated manufacturing system according to the skeleton form data of the patient to obtain three-dimensional modeling data; machining the intermediate according to the three-dimensional modeling data, and obtaining a prefabricated body; and sintering and shaping the prefabricated body so that the zirconia fiber reinforced ceramic matrix composite artificial bone is obtained, and the prepared zirconium oxide fiber reinforced ceramic matrix composite artificial bone has both hardness and ductility and is poor in toughness.
本发明提供了一种氧化锆纤维增强陶瓷基复合材料人工骨及其制备方法，属于生物医用材料技术领域。本发明将PC熔融，得到均质凝胶；将均质凝胶与氧化锆粉末混合，得到带有氧化锆的均质凝胶；将带有氧化锆的均质凝胶进行加热，得到全氧化锆短纤维，加热的温度为2700～3000℃；将全氧化锆短纤维和氧化锆粉末依次进行混合、等静压成型和烧结，得到中间体；根据患者骨骼形态数据，利用计算机集成制造系统进行三维实体建模，得到三维建模数据；根据三维建模数据，对中间体进行机加工，得到预制体；将预制体进行烧结定型，得到氧化锆纤维增强陶瓷基复合材料人工骨，制得的氧化锆纤维增强陶瓷基复合材料人工骨兼顾硬度和延展性、韧性差。
Zirconia fiber reinforced ceramic matrix composite artificial bone and preparation method thereof
一种氧化锆纤维增强陶瓷基复合材料人工骨及其制备方法
LI AIJUN (Autor:in) / ZHANG JUNJUN (Autor:in) / XIE HONGBIN (Autor:in) / ZHU JIE (Autor:in)
07.05.2021
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
/
A61L
Verfahren oder Vorrichtungen zum Sterilisieren von Stoffen oder Gegenständen allgemein
,
METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL
/
B33Y
ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
,
Additive (generative) Fertigung, d. h. die Herstellung von dreidimensionalen [3D] Bauteilen durch additive Abscheidung, additive Agglomeration oder additive Schichtung, z. B. durch 3D- Drucken, Stereolithografie oder selektives Lasersintern
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