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Three-dimensional Printing of Thermoplastic Materials to Create Automated Syringe Pumps with Feedback Control for Microfluidic Applications
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低成本,低功率,时钟式的注射器.

Francis Pooke1, Matthew Payne1, Lui Holder-Pearson1

  • 1Department of Mechanical Engineering, University of Canterbury, New Zealand.

HardwareX
|October 2, 2023
PubMed
概括

一种新的,低成本的,可编程的时钟式注射器为昂贵的设备提供了一个便携式的替代方案. 这种创新的设计采用弹和逃气机制,用于精确的流体输送,适合各种医疗应用.

科学领域:

  • 生物医学工程 生物医学工程
  • 医疗器械 医疗器械
  • 机械工程 机械工程

背景情况:

  • 商业注射器通常很昂贵,电池寿命有限,妨碍了便携性和可访问性.
  • 现有的设计通常依赖于电机驱动的机制,这可能是功率密集的.
  • 需要具有成本效益,低功耗和便携式注射器解决方案.

研究的目的:

  • 为了展示一种新的,低成本的,低功耗的,便携式和可编程的注射器设计.
  • 为高成本的商业注射器提供替代品,其电池寿命有限.
  • 为了证明使用时钟式逃逸机制用于精确的流体输送的可行性.

主要方法:

  • 该设计采用压缩弹和钟表式逃逸机制来推进注射器栓塞.
  • 可编程的低功耗电子元件激活了钟表式逃出口,以控制流量和螺栓输送.
  • 模块化设计允许重新配置以改变最小剂量大小.

主要成果:

  • 时钟式注射器的平均误差分别为0.001毫升,0.002毫升和0.01毫升,为8.0%,4.0%和1.9%.
  • 在0.01毫升/小时的流速下,记录了1.0%的平均误差.
  • 与商用胰岛素相比,时钟式的变化性较低,但由于过度输送,平均误差较高.
关键词:
逃离的方法 逃离的方法胰岛素可以提供胰岛素.一个微升的.可以编程的可编程.在春天驱动的春天驱动.

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结论:

  • 开发的时钟式注射器是一种低成本,低功耗,便携式的替代商业设备.
  • 该设计展示了精确流体输送的潜力,其误差与特定流速的商业相似.
  • 进一步开发可能会导致一个时钟式注射器,其性能与商业标准相匹配.