纵向远程6分钟步行距离和心脏努力使用可穿戴传感器在肺高血压
Daniel Lachant1, Nishit Agarwal2, Kyle Norton1
1Division of Pulmonary and Critical Care University of Rochester Medical Center Rochester New York USA.
Pulmonary circulation
|March 10, 2026
概括
使用可穿戴传感器进行远程家庭6分钟步行测试 (6MWT) 对肺高血压 (PH) 患者来说是安全可靠的. 这种方法准确地跟踪了随着时间的推移而发生的功能变化,反映了临床结果并改善了患者监测.
科学领域:
- 心脏病学 心脏病学
- 肺部病理学 肺部病理学
- 生物医学工程 生物医学工程
背景情况:
- 在肺高血压 (PH) 中,远程6分钟步行测试 (6MWT) 显示了安全性,但缺乏关于纵向耐久性和与临床测试的相关性数据.
- 心脏努力 (CE) 提供了超越仅仅步行距离的生理背景.
研究的目的:
- 用可穿戴传感器评估家用6MWT和CE的纵向性能和耐用性.
- 在PH患者的8周时间内,将远程家庭测试与监督的临床测试进行比较.
主要方法:
- 一项前性,单中心研究,涉及29名PH参与者.
- 参与者在基线和第8周接受了监督的临床和无监督的家庭6MWT.
- 一个可穿戴的胸部传感器记录了心率和加速以估计距离和计算CE,并使用混合效应模型和Bland-Altman分析进行分析.
主要成果:
- 传感器估计的6MWT距离和CE显示出最小的偏差和与临床测量 (ICC > 0.995) 的良好一致.
- 基于家庭的6MWD比基于诊所的测试低约40米,但在家庭和诊所之间纵向变化有显著的相关性 (6MWD r=0.40,CE r=0.42).
- 在远程测试期间没有报告任何不良事件.
结论:
- 使用可穿戴传感器的家用6MWT和CE是安全的,可行的和可靠的,用于PH的远程功能评估.
- 这种方法证明了与临床测试相比的纵向跟踪,可能可以更早地检测临床变化并改善治疗管理.
- 频繁的远程监测可以扩大PH患者获得标准化生理评估的机会.
相关概念视频
01:21Sites for measuring blood pressure
3.9K
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
3.9K
01:30Equipments Used To Measure Blood Pressure
3.4K
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...
3.4K
01:15Assessment of blood pressure in brachial artery(one-step method)
1.4K
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:
1.4K
01:23Assessment of blood pressure in brachial artery(two-step method)
2.1K
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...
2.1K
01:28Special considerations while measuring blood pressure
1.5K
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.
1.5K
01:17Measurement of Blood Pressure
4.0K
Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
4.0K