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相关概念视频

Equipments Used To Measure Blood Pressure01:30

Equipments Used To Measure Blood Pressure

957
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...
957
Sites for measruring blood pressure01:21

Sites for measruring blood pressure

1.6K
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
1.6K
Pulse01:16

Pulse

498
When the heart pumps blood out, arterial elastic fibers play a crucial role in sustaining a high-pressure gradient. They expand to accommodate the received blood and then recoil - a process known as the pulse that can be either manually palpated or electronically quantified. Despite a reduction in its effect with increased distance from the heart, elements of the pulse's systolic and diastolic components persist, observable even at the arteriole level.
The pulse serves as a clinical...
498
Pulse rhythm01:30

Pulse rhythm

783
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...
783
Pulse Oximetry01:24

Pulse Oximetry

326
Pulse oximetry, or SpO2, is a non-invasive method for continuously monitoring arterial oxygen saturation (SaO2). This procedure involves attaching a probe or sensor to the patient's fingertip, forehead, earlobe, or nose bridge. The sensor works by detecting changes in oxygen saturation levels through light signals generated by the oximeter and reflected by the pulsing blood under the probe.
Purpose
Average SpO2 values are greater than 95%. If the readings fall below 90%, it indicates that...
326
Pulse Assessment Sites01:11

Pulse Assessment Sites

1.0K
Pulse assessment sites are crucial in evaluating a patient's cardiovascular health. By assessing the pulsations of arteries at specific anatomical locations, healthcare professionals can gather valuable information about blood flow, heart rate, and peripheral circulation. Understanding these pulse assessment sites is essential for conducting comprehensive cardiovascular evaluations and monitoring patients' overall health. These sites are strategically chosen due to the accessibility and...
1.0K

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相关实验视频

Updated: Jun 24, 2025

A Community-based Stress Management Program: Using Wearable Devices to Assess Whole Body Physiological Responses in Non-laboratory Settings
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A Community-based Stress Management Program: Using Wearable Devices to Assess Whole Body Physiological Responses in Non-laboratory Settings

Published on: January 22, 2018

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可穿戴的多通道主动压缩脉冲传感平台

Yunlong Zhao1,2, Qingxia Sun3, Shixuan Mei4

  • 1Pen-Tung Sah Institute of Micro-Nano Science and Technology, Xiamen University, 361102 Xiamen, China.

Microsystems & nanoengineering
|June 13, 2024
PubMed
概括
此摘要是机器生成的。

这项研究介绍了一种可穿戴设备,用于数字传统中医 (TCM) 脉冲诊断. 创新的传感器技术准确地测量脉冲波,并预测血压状态,从而实现持续的健康监测.

关键词:
电气和电子工程 电气和电子工程

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Mechano-Node-Pore Sensing: A Rapid, Label-Free Platform for Multi-Parameter Single-Cell Viscoelastic Measurements
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A Novel Digital Platform for a Monitored Home-based Cardiac Rehabilitation Program
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相关实验视频

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Mechano-Node-Pore Sensing: A Rapid, Label-Free Platform for Multi-Parameter Single-Cell Viscoelastic Measurements
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A Novel Digital Platform for a Monitored Home-based Cardiac Rehabilitation Program
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A Novel Digital Platform for a Monitored Home-based Cardiac Rehabilitation Program

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科学领域:

  • 生物医学工程 生物医学工程
  • 传统中国医药 传统中国医药
  • 可穿戴技术可穿戴技术

背景情况:

  • 数字化传统中医药 (TCM) 脉冲诊断存在挑战,原因是当前重或集成不良的脉冲检测设备的局限性.
  • 现有的技术往往无法满足连续和准确的脉冲监测的实际应用要求.

研究的目的:

  • 开发一种创新的可穿戴主动压力三通道脉冲监测设备,用于TCM脉冲诊断.
  • 为了能够准确地模拟手指压力,收集脉冲波并预测血压状态.

主要方法:

  • 集成一个灵活的压力传感器阵列,灵活的气囊阵列和主动压力控制单元.
  • 利用先进的机器学习算法和用于数据分析和人机交互的移动应用程序.
  • 灵活的高灵敏度和高线性压力传感器 (灵敏度:460.1kPa-1,R2>0.999) 用于精确的脉冲波采集.

主要成果:

  • 该设备精确模拟指纹压力,以收集不同外部压力下的脉冲波 (Cun,Guan,Chi).
  • 通过分析不同压力下的脉冲波振幅变化,成功预测血压状态.
  • 展示真正可穿戴,主动加压,连续无线动态监测手腕脉动健康.

结论:

  • 开发的设备为数字化TCM脉冲诊断提供了一个新的解决方案.
  • 集成平台为智能医疗保健系统和连续脉健康监测提供了一个新的范式.
  • 该技术能够实现准确和实用的可穿戴脉冲监测,推进TCM和数字健康解决方案.