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开发和验证一种可植入的部张力传感器

F P J den Hartog¹, Y Yurtkap¹, J Vlot²

¹Department of Surgery, ErasmusMC, University Medical Center, Rotterdam, the Netherlands.

|April 25, 2024

概括

研究人员开发了一种具有成本效益的植入式传感器,可以在腹壁关闭期间实时测量线张力. 该设备旨在优化张力,防止手术部位感染和切口等并发症.

科学领域:

生物医学工程生物医学工程
手术创新在外科创新.
医疗器械开发医疗器械开发

背景情况:

接张力对接组织产生严重影响,特别是在腹壁关闭时.
低于最佳的张力会导致组织亡,手术部位感染和切口.

研究的目的:

评估一种新的,具有成本效益的设备,用于实地实时测量张.

主要方法:

开发了一种可植入的针张力传感器,使用力传感电阻和模拟到数字转换器.
设计和3D打印了一个传感器探测器外.
使用计算机控制的腹壁模型 (AbdoMAN) 验证了传感器.

主要成果:

传感器将接张力转化为电阻器上的力.
使用校准权重,得出了一个将传感器读数与力相关的公式.
初步验证显示,在AbdoMAN模型中,传感器检测到 suture 张力增加与腹内压力上升.

结论:

可植入的针张力传感器显示了实时张力记录的能力.
为开发的传感器启动了验证过程.
这项技术可以增强对切口发育的理解.

关键词:

生物医学传感器传感器切口的切口是什么意思拉皮切除术 (Laparotomy) 是一个切除术.线张力线张力

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