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作为喷墨印刷的生物降解矩阵及其纳米-酸复合材料的酸水凝.

Mahsa Mostofizadeh1,2, Michael Kainz3, Farzaneh Alihosseini1

  • 1Department of Textile Engineering, Isfahan University of Technology, Isfahan 84156-83111, Iran.

ACS applied materials & interfaces
|September 19, 2024
PubMed
概括

研究人员开发了新的,可生物降解的水凝油墨,用于喷墨印刷酸 (HA) 复合材料. 这些油墨使骨组织工程支架的精确3D生物打印成为可能,克服了以前的材料限制.

关键词:
添加剂制造 添加剂制造 添加剂制造喷墨印刷是一种喷墨印刷.纳米-氧亚帕提特是一种纳米-氧亚帕提特.酸胺是一种酸.组织工程是组织工程.

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科学领域:

  • 生物材料科学 生物材料科学
  • 组织工程是组织工程.
  • 添加剂制造 添加剂制造 添加剂制造

背景情况:

  • 喷墨打印是3D生物材料制造的关键技术,可实现精确的沉积.
  • 酸 (HA) 对于骨组织工程至关重要,但含HA的油墨往往缺乏可打印性.
  • 现有的方法难以制造适合于先进生物打印应用的HA复合油墨.

研究的目的:

  • 开发可光固化和可生物降解的水凝油墨,用于酸 (HA) 复合材料的喷墨印刷.
  • 为了克服当前的HA装载油墨的局限性,用于精确的3D生物打印.
  • 创建适用于骨组织工程支架的压电喷墨印刷的墨水.

主要方法:

  • 通过点击化学开发了基于色胺的水凝与醇功能化的聚乙烯甘醇.
  • 通过压电喷墨印刷的化学设计来调整油墨的质性质.
  • 使用简单的几何图案和纳米亚帕复合油墨证明了可打印性.

主要成果:

  • 成功创建了含有纳米酸的可光修复和可生物降解的水凝油墨.
  • 实现了微调的风学特性,适用于压电喷墨打印.
  • 证明了这些复合油墨的精确可打印性,用于制造3D结构.

结论:

  • 开发的水凝油墨为生物材料复合材料的精确喷墨打印提供了多功能和高效的解决方案.
  • 这些油墨适用于制造骨组织工程应用的支架.
  • 水凝的生物降解性,降解为天然的骨成分 (酸盐),增强了它们的生物医学相关性.