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相关实验视频

Updated: Jun 5, 2025

Stereolithographic 3D Printing with Renewable Acrylates
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可打印和调节的生物,具有战略装饰的分子结构.

Celia Rufo-Martín1,2,3, Diego Infante-García4, José Díaz-Álvarez3

  • 1Experimental Mechanics Laboratory, Mechanical Engineering Department, San Diego State University, 5500 Campanile Drive, San Diego, CA, 92182, USA.

Advanced materials (Deerfield Beach, Fla.)
|December 9, 2024
PubMed
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研究人员开发了一种用于个性化医疗的新型可打印生物树脂. 这种先进的材料提供了可调节的特性和改善的生物稳定性,使新的增材制造应用成为可能.

科学领域:

  • 生物材料科学 生物材料科学
  • 聚合物化学 聚合物化学
  • 增材制造 增材制造 增材制造

背景情况:

  • 个性化医疗需要超出当前添加剂制造限制的先进生物相容材料.
  • 现有的材料往往缺乏复杂的生物医学应用所需的可调整的机械,热和生物相容性.

研究的目的:

  • 为了设计一种新的,可打印的生物树脂,具有针对个性化医疗的定制特性.
  • 通过分子修饰和材料集成来提高生物稳定性和机械性能.
  • 用抗菌和促进骨生长的药物来功能化生物.

主要方法:

  • 合成了一种由甲基甲基酸盐 (MMA),乙烯基醇二甲基酸盐 (EGDMA) 和光启动器组成的生物复合物.
  • 加入高分子量聚甲基甲酸 (PMMA) 来改善生物稳定性和机械性能.
  • 修改了3D打印过程,以适应可打印的PMMA.
  • 用银氧化物 (抗菌) 和酸 (促进骨生长) 在不同比例上功能化生物.

主要成果:

  • 证明了新型生物树脂的敏捷打印能力.
  • 通过分子修饰实现了可调的机械,热和生物相容性质.
  • 成功整合了抗菌和促进骨生长的药物.
关键词:
先进的高分子纳米复合材料.生物 3D 打印技术分子装饰的分子装饰.患者特定的植入物.个性化医疗是个性化的医疗.

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  • 展示了多尺度结构定制的潜力,以匹配本地组织特性.

    • 结论:

    • 新型可打印生物树脂是个性化医学的增材制造的多功能平台.
    • 该材料具有适应性质,适合于现实生活中的生物医学应用.
    • 这种进步超越了传统的增材制造能力,为组织工程和再生医学提供了新的可能性.