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Design and Fabrication of an Elastomeric Unit for Soft Modular Robots in Minimally Invasive Surgery
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生理学适应软米利机器人用于创伤性内血管治疗.

Tuan-Anh Le1, Husnu H Alabay1, Prabh G Singh2

  • 1Department of Physiology and Biomedical Engineering, Mayo Clinic, Scottsdale, Arizona, United States of America.

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概括

一个新的millirobot,EndoBot,通过血管导航,在不造成伤害的情况下提供药物. 内血管治疗的这一突破为治疗血管疾病提供了更安全的方法.

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科学领域:

  • 生物医学工程 生物医学工程
  • 干预医学是干预的医学.
  • 机器人技术 机器人技术 机器人技术

背景情况:

  • 局部药物输送到血管内皮对于管理动脉和静脉疾病至关重要.
  • 目前的方法面临着无创导航和在血液流下有效的药物沉积方面的挑战.

研究的目的:

  • 介绍EndoBot,一个软的,不受束的毫米机器人,用于创伤性内膜导航和局部药物输送.
  • 评估EndoBot与血管系统适应性互动的能力,并安全地提供治疗剂.

主要方法:

  • EndoBot利用机械自适应的表面爬行来在各种血管系统中进行运动.
  • 测试涉及幻状血管,ex vivo人类静脉和in vivo老鼠下静脉模型.
  • 使用无线部署/检索通过血管和在光学指导下的磁性操纵.

主要成果:

  • 在生理流动条件下,EndoBot在不造成血管损伤的情况下表现出稳定,与表面一致的运动.
  • 低辐射接触压力 (<1kPa) 确保了与内皮的无创性相互作用.
  • 通过血液兼容性测试证实,成功实现了对抗流体药物存储转移的内发光道涂漆策略.

结论:

  • EndoBot为局部内皮细胞药物递送提供了一个可转化可行的平台,保护血管完整性.
  • 这项技术为新的预防性和维护性内血管治疗铺平了道路.
  • 在干预医学中,EndoBot解决了针对血管疾病管理的关键未满足的需求.