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相关概念视频

Equipments Used To Measure Blood Pressure01:30

Equipments Used To Measure Blood Pressure

975
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...
975
Sites for measruring blood pressure01:21

Sites for measruring blood pressure

1.8K
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
1.8K

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相关实验视频

Updated: Jul 8, 2025

Dual-mode Imaging of Cutaneous Tissue Oxygenation and Vascular Function
11:35

Dual-mode Imaging of Cutaneous Tissue Oxygenation and Vascular Function

Published on: December 8, 2010

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使用生物点 (BioPoint) 基于光电解剖学推导的生理信息.

G Gagnon-Turcotte, U Cote-Allard, Q Mascret

    Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
    |December 12, 2023
    PubMed
    概括

    新的BioPoint可穿戴设备从多个身体部位准确测量心率和血液氧和度. 然而,由于未校准的光电显微镜传感器,它不是医疗级的.

    科学领域:

    • 生物医学工程 生物医学工程
    • 可穿戴技术可穿戴技术
    • 生理监测 生理监测

    背景情况:

    • 生物点是一款用于同时监测生物信号的新型无线可穿戴设备.
    • 它记录了肌电图,心电图,皮电活动,光电图,皮肤温度和动作图.
    • 需要对其信号质量和生命信号导出能力进行全面评估.

    研究的目的:

    • 为了评估BioPoint可穿戴设备的信号质量.
    • 为了评估它利用光聚体吸收学来推导心率和外周血液氧化能力.
    • 为了将BioPoint的性能与医疗级脉冲氧计进行比较.

    主要方法:

    • 参与者在身体的各个部位 (手指,手腕,前臂,双肩,脚) 佩戴了BioPoint.
    • 同时,一个NoninConnect 3245脉冲氧计作为指尖上的基本真相.
    • 对心率和氧和度的推导进行了分析.

    主要成果:

    • 生物点在不同的身体位置上准确地确定了心率和氧和.
    • 信号质量足以获得关键的生理指标.
    • 量化比较证实了该设备在可穿戴健康监测方面的潜力.

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    Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression
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    Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression

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    相关实验视频

    Last Updated: Jul 8, 2025

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    Dual-mode Imaging of Cutaneous Tissue Oxygenation and Vascular Function

    Published on: December 8, 2010

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    Author Spotlight: Advancing the Study of Brain-Heart Interplay with a Comprehensive EEGLAB Plugin for Multimodal Signal Analysis
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    Author Spotlight: Advancing the Study of Brain-Heart Interplay with a Comprehensive EEGLAB Plugin for Multimodal Signal Analysis

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    Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression
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    Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression

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    结论:

    • 生物点显示了准确,多地点生理监测的前景.
    • 它目前的非医疗级别的状态是由于未校准的光电显微镜.
    • 临床应用需要进一步校准.