TRCCBP:用于基于雷达的无接触连续血压监测的变压器网络.
Xikang Jiang1, Jinhui Zhang2, Wenyao Mu1
1School of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing 100876, China.
Sensors (Basel, Switzerland)
|December 23, 2023
概括
这项研究引入了一种新的变压器网络,用于基于雷达的非接触式连续血压监测 (TRCCBP). 与现有方法相比,TRCCBP显著提高了估计透气血压 (DBP) 和静脉血压 (SBP) 的准确性.
科学领域:
- 生物医学工程 生物医学工程
- 信号处理 信号处理
- 人工智能的人工智能
背景情况:
- 无接触连续血压 (BP) 监测对于医疗保健至关重要.
- 现有的基于雷达的方法与运动和呼吸的信号扭曲作斗争,限制了准确性.
- 在脉冲波信号中手动特征提取对BP估计有性能限制.
研究的目的:
- 提出一种新的变压器网络,用于基于雷达的无接触连续血压监测 (TRCCBP).
- 为了提高从雷达信号的BP估计的准确性和稳定性.
- 为了解决手动特征提取和信号扭曲在连续BP监测中的局限性.
主要方法:
- 开发了一种以心跳信号为导向的方法,用于纯脉冲波信号提取.
- 设计了一个变压器网络,包括多级卷积层,GRU和多头注意力,用于BP估计.
- 利用来自室内和现实医疗环境的雷达信号数据集进行评估.
主要成果:
- 在TRCCBP中,DBP的平均精度为4.49mmHg,SBP的平均精度为4.73mmHg.
- 与最先进的方法相比,显著改进,BP精度提高了12.36 mmHg (DBP) 和8.80 mmHg (SBP).
- 拟议的方法在控制和现实场景中都显示出高性能.
结论:
- TRCCBP提供了一个强大的,准确的解决方案,用于使用雷达信号的无接触连续血压监测.
- 先进的深度学习架构有效地捕获时间特征,以精确估计BP.
- 开源代码和数据集促进了该领域的进一步研究和开发.
相关概念视频
Equipments Used To Measure Blood Pressure
973
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...
973
Pulse rhythm
807
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...
807
Assessing Blood pressure using a doppler ultrasound
1.4K
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:
1.4K
Errors occurring during blood pressure monitoring
732
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...
732
Special considerations while measuring blood pressure
725
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.
725
Sites for measruring blood pressure
1.7K
Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
The Brachial Artery: Primary Site for Blood Pressure Measurement
1.7K


