连续皮下胰岛素输注 (CSII) 在模拟高后果情况中的声学体积和流量传感器的性能
Robert D Butterfield1, Nathaniel M Sims2
1RDB Consulting Poway CA 92064 USA.
IEEE open journal of engineering in medicine and biology
|August 19, 2024
概括
一个带有声学传感器的新型胰岛素通过检测阻塞和空气来防止无声胰岛素的不递送. 这种新型装置 (ND) 在实验室测试中表现出优于商业胰岛素 (CIP) 的性能.
科学领域:
- 生物医学工程 生物医学工程
- 医疗器械 医疗器械
- 糖尿病 技术 技术
背景情况:
- 胰岛素故障,包括无声不输送,是可预防的住院原因.
- 准确的胰岛素输送对于管理糖尿病和预防并发症至关重要.
研究的目的:
- 为了评估一种新型胰岛素的性能,该旨在防止无声胰岛素的不递送.
- 在关键性能指标上,将新型设备 (ND) 与3种商用胰岛素 (CIP) 进行比较.
主要方法:
- 流量准确性 (长期和短期),阻塞检测时间和压力以及空气管理的标准化实验室测试.
- 与3台美国商用胰岛素 (CIP) 进行ND的比较.
主要成果:
- 与CIP相比,ND表现出较高的长期基底流速精度.
- 阻塞检测显著更快 (5-22.5x) 与较低的压力 (2-5x) 在ND.
- ND有效地阻止了空气输送,与经过测试的CIP不同,CIP可以在未被检测的情况下输入空气.
结论:
- 这种新型胰岛素显示出更好的阻塞检测和空气管理,而不会影响流量性能.
- 阻塞时的分娩压力较低表明胰岛素位点泄漏的风险降低.
- 这些增强剂总体上降低了无声胰岛素不递送的可能性,提高了患者的安全性.
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