检测高血压智能可穿戴设备中的异常:一个深度学习机制
C Kishor Kumar Reddy1, Vijaya Sindhoori Kaza1, R Madana Mohana2
1Stanley College of Engineering and Technology for Women, Hyderabad, India.
Frontiers in public health
|January 24, 2025
概括
本研究介绍了ResNet-LSTM用于非侵入性血压 (BP) 预测,使用智能健康监测中的深度学习. 该模型根据生理信号准确预测血压,增强远程心血管疾病管理.
科学领域:
- 生物医学工程 生物医学工程
- 医疗保健中的人工智能
- 心血管疾病管理管理
背景情况:
- 对实时,可访问的医疗保健的日益增长的需求需要先进的非侵入性健康监测技术.
- 非侵入性预测动脉血压 (BP) 对于管理心血管疾病至关重要,特别是在偏远地区.
- 目前的智能健康监测 (SHM) 系统在及时和准确的血压评估方面存在局限性.
研究的目的:
- 开发和验证一种新的深度学习模型,用于准确的,非侵入性的BP预测.
- 利用ResNet-LSTM架构进行增强的特征提取和从生理信号中的顺序数据处理.
- 解决当前医疗保健系统的局限性,特别是在远程监测场景中.
主要方法:
- 开发了一个新的ResNet-LSTM神经网络架构来预测BP.
- 包括心电图 (ECG) 和光电图 (PPG) 在内的生理信号被用作输入.
- 模型验证包括全面的错误分析,Leave-One-Out (LOO) 交叉验证以及对额外数据集的测试.
主要成果:
- ResNet-LSTM模型在BP预测方面表现出卓越的性能,特别是使用PPG数据.
- 在BP预测中,达到6.2mmHg的平均绝对误差 (MAE) 和8.9mmHg的根平均平方误差 (RMSE).
- 该模型表现出数据集的稳定性和概括性,尽管计算成本更高.
结论:
- 将ResNet-LSTM集成到SHM系统中显示出准确,非侵入性BP预测的巨大潜力.
- 该研究强调了异常检测在可穿戴设备的持续监控中的重要性.
- 未来的研究将专注于基于云的实时分析和精细的异常检测,以改善患者的治疗结果.
相关概念视频
01:30Equipments Used To Measure Blood Pressure
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Direct Method
This invasive approach involves cannulating a peripheral artery. During each cardiac contraction, pressure generates mechanical motion within the catheter, transmitted through rigid, fluid-filled tubing to a transducer. This transducer converts mechanical motion into electrical signals displayed as waveforms on a monitor. An automatic flushing system prevents blood backflow. Due to the potential risk of unexpected arterial blood loss, this method is primarily used in intensive...
This invasive approach involves cannulating a peripheral artery. During each cardiac contraction, pressure generates mechanical motion within the catheter, transmitted through rigid, fluid-filled tubing to a transducer. This transducer converts mechanical motion into electrical signals displayed as waveforms on a monitor. An automatic flushing system prevents blood backflow. Due to the potential risk of unexpected arterial blood loss, this method is primarily used in intensive...
817
01:25Errors occurring during blood pressure monitoring
589
Blood pressure monitoring is a crucial clinical procedure in diagnosing and managing various cardiovascular conditions. Despite its significance, the accuracy of blood pressure measurements can be compromised by multiple factors, potentially leading to either falsely high or low readings. These inaccuracies are critical as they can significantly impact patient care. So, it is vital to understand these challenges deeply and adopt strategic approaches to minimize errors.
Several factors...
Several factors...
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01:28Special considerations while measuring blood pressure
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When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
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01:30Pulse rhythm
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Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
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01:19Assessing Blood pressure using a doppler ultrasound
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To obtain accurate blood pressure measurements in clinical settings, especially when traditional methods are insufficient, healthcare professionals utilize the Doppler ultrasound technique. This method uses high-frequency sound waves to detect blood flow within the arteries, which is crucial for patients with conditions that complicate circulatory system assessment.
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
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01:10Pre-Procedural Guidelines for Assessing Blood Pressure
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Accurate blood pressure assessment is crucial for diagnosing and managing various health conditions. To ensure the reliability of these measurements, healthcare professionals must adhere to standardized pre-procedural guidelines. These guidelines enhance patient safety and improve the overall quality of healthcare. The following steps are essential for obtaining accurate and consistent blood pressure readings, from using the appropriate tools to ensuring effective communication with the...
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