[基于多个特征参数的非侵入性连续血压测量系统的开发]
Mingyue Li1, Zhiying Yuan1, Ruowei Li1
1School of Biomedical Engineering, Health Science Center, Shenzhen University, Shenzhen, 518060.
概括
这项研究开发了一种新的系统,用于使用心电图 (ECG) 和光电图 (PPG) 信号进行非侵入性连续血压测量. 经过验证的系统符合标准,在中国具有显著的应用价值.
科学领域:
- 生物医学工程 生物医学工程
- 医疗器械 医疗器械
- 心血管技术的心血管技术
背景情况:
- 在中国实施非侵入性连续血压测量技术面临挑战.
- 准确可靠的血压监测对于心血管健康管理至关重要.
研究的目的:
- 开发一个高性能同步心电图 (ECG) 和光电脉冲图 (PPG) 信号采集系统.
- 通过集成算法和特征提取,实现非侵入性连续血压测量.
主要方法:
- 开发了一个基于PC的人机交互软件平台.
- 集成的连续血压测量算法.
- 从同步ECG和PPG信号中提取特征参数,包括脉冲波传输时间.
主要成果:
- 开发的系统成功实现了非侵入性的连续血压测量.
- 测试和比较验证证实了该系统的测量准确性.
- 该系统符合相关行业标准的要求.
结论:
- 同步ECG和PPG信号采集系统证明了用于非侵入性连续血压监测的良好应用价值.
- 该技术解决了中国的实施挑战.
- 该系统为持续的血压评估提供了可靠的解决方案.
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...
831
01:21Sites for measruring blood pressure
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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
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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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01:23Assessment of blood pressure in brachial artery(two-step method)
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Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
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01:15Assessment of blood pressure in brachial artery(one-step method)
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This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
Prepare for the Procedure:
Prepare for the Procedure:
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01:25Errors occurring during blood pressure monitoring
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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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