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科学领域:

  • 医疗器械 医疗器械
  • 微系统工程 微系统工程
  • 光学工程是指光学工程.

背景情况:

  • 内镜手术需要紧的成像系统,以适应狭窄的空间,降低损伤风险.
  • 现有的可执行内镜面临微型化的极限,通常直径超过1mm.
  • 将可操作的成像系统与光纤捆绑集成,可以增强内镜的功能.

研究的目的:

  • 开发用于内镜应用的高度紧,磁性可启动的微系统.
  • 为了展示这些微系统与纤维捆绑的集成,以提高成像效果.
  • 为了实现系统直径明显低于常规限制.

主要方法:

  • 使用双光子聚合用于3D打印微系统的光纤束端面.
  • 集成电磁微线圈与嵌入的聚合物磁铁用于执行.
  • 实现微光学元件的轴向,侧向和旋转移位.

主要成果:

  • 展示了非常紧的,磁性可启动的内显微系统.
  • 总体系统直径远低于900μm.
  • 通过微光元件位移,启用了变焦,提高了分辨率,并增加了视野.

结论:

  • 介绍了一种用于制造微型,功能性内镜显微系统的新方法.
  • 成功地集成了磁性启动,用于在内镜内增强光学控制.
  • 这种进步有可能用于最少的侵入性手术和血管内成像.