使用数字生物标志物客观评估输血师在心脏手术期间的工作量和急性压力
Roger D Dias1,2, Lauren R Kennedy-Metz3, Rithy Srey4
1Harvard Medical School, Boston, MA, USA.
概括
来自心率变化 (HRV) 的客观数字生物标志物可以在心脏手术期间监测输液师的压力和工作量. 具体的HRV指标与自我报告的压力和任务负载有显著的相关性,为实时认知支持系统提供了潜力.
科学领域:
- 医疗保健中的生理监测
- 人为因素在手术中的作用
- 心血管研究的心血管研究.
背景情况:
- 心脏手术室 (OR) 是一个复杂,高风险的环境.
- perfusionists 在心肺绕道术 (CPB) 期间发挥关键作用,管理患者的输液并与外科小组协调.
- 需要客观的措施来评估 perfusionist 的工作量和压力.
研究的目的:
- 通过心率变化 (HRV) 度量来调查输液师工作量和压力的客观数字生物标志物.
- 探索HRV参数与工作负载和压力的验证自我报告措施之间的关系.
- 确定适用于实时认知支持系统的HRV生物标志物.
主要方法:
- 利用可穿戴的生理传感器在真正的心脏手术室捕获HRV指标.
- 收集了手术任务工作负载 (SURG-TLX) 和急性压力 (STAI-SF) 的自我报告数据.
- 分析了HRV参数,工作量,压力和手术结果 (例如,绕道时间,住院时间) 之间的相关性.
主要成果:
- 频域 HRV 参数 HF 相对功率 - FFT (%) 与任务工作负载 (r = -0.491,p = 0.003) 有着最强的关联.
- 时间域HRV参数RMSSD (ms) 显示了与急性压力最强的相关性 (r = -0.489,p = 0.005).
- 一些HRV生物标志物也与绕道时间和患者停留时间有关.
结论:
- HRV指标可以作为充血师工作量和心脏手术室压力的客观数字生物标志物.
- 具体的HRV参数,HF相对功率和RMSSD,分别是工作负载和压力的有希望的指标.
- 研究结果支持开发基于HRV监测的手术团队实时认知支持系统.
更多相关视频
04:20Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure
Published on: October 1, 2019
5.8K
14:28Non-Invasive Monitoring of Microvascular Oxygenation and Reactive Hyperemia using Hybrid, Near-Infrared Diffuse Optical Spectroscopy for Critical Care
Published on: May 10, 2024
1.6K
相关概念视频
Assessing Blood pressure using a doppler ultrasound
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:
Pre-Procedural Guidelines for Assessing Blood Pressure
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 patient.
Exercise Stress Test
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
Cardiomyopathy VII: Pre and Post Operative Nursing Management
Patients with hypertrophic cardiomyopathy (HCM) and left ventricular outflow tract (LVOT) obstruction who remain symptomatic despite optimal medical therapy may undergo a septal myectomy (Morrow procedure). This procedure involves excising a portion of the hypertrophied septum below the aortic valve using a heart-lung machine to improve blood flow through the LVOT. Effective preoperative and postoperative nursing management ensures successful patient outcomes, minimizes complications, and...
