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相关概念视频

Sites for measuring blood pressure01:21

Sites for measuring blood pressure

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
Assessment of blood pressure in brachial artery(one-step method)01:15

Assessment of blood pressure in brachial artery(one-step method)

This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
Prepare for the Procedure:
Assessment of blood pressure in brachial artery(two-step method)01:23

Assessment of blood pressure in brachial artery(two-step method)

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...
Assessing Blood pressure using a doppler ultrasound01:19

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 Assessing Blood Pressure01:10

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.
Assessment of the Cardiovascular System III: Palpation01:27

Assessment of the Cardiovascular System III: Palpation

Palpation involves feeling the body to evaluate texture, size, consistency, and tenderness for assessing cardiovascular health. The following steps are organized in a head-to-toe order:
Jugular Venous Pressure (JVP) Measurement
Position the patient at a thirty- to forty-five-degree angle or in a semi-fowler's position. Look for the highest point of pulsation in the internal jugular vein and measure the vertical distance to the angle of Loius or sternal angle. A normal JVP is 3-4 cm above the...

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相关实验视频

Updated: Jun 27, 2026

The Intra-Aortic Balloon Pump
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在动脉内气球支期间预测血液动力学变化,使用纵向评估来进行动脉内气球支.

Francesco Castagna1, Shankar Viswanathan2, George Chalhoub1

  • 1From the Division of Cardiology, Montefiore Medical Center/Albert Einstein College of Medicine, Bronx, New York.

ASAIO journal (American Society for Artificial Internal Organs : 1992)
|July 27, 2023
PubMed
概括

动脉内气球 (IABP) 的有效性各不相同. 这项研究确定了预测心脏指数和IABP支持期间平均动脉压变化的患者因素,有助于个性化治疗决策.

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Functional Assessment of the Donor Heart During Ex Situ Perfusion: Insights from Pressure-Volume Loops and Surface Echocardiography
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Continuous Venous-Arterial Doppler Ultrasound During a Preload Challenge
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科学领域:

  • 心脏病学 心脏病学
  • 医疗器械 医疗器械
  • 血液动力学 血液动力学

背景情况:

  • 由于急性心肌梗塞的负面结果研究,尽管安全性概况有利,但大动脉内气球 (IABP) 的使用已下降.
  • 之前的研究发现了基于立即血液动力学改善的潜在"超级响应者"在心力衰竭中对IABP进行治疗.

研究的目的:

  • 预测心脏指数 (CI) 和平均动脉压 (MAP) 在整个大动脉内气球 (IABP) 支持期间的变化.
  • 为了确定与IABP的纵向血液动力学反应相关的基线患者参数.

主要方法:

  • 在2016年至2022年期间接受IABP的336名患者的回顾性分析.
  • 应用线性混合效应回归模型来预测IABP治疗期间CI和MAP随时间变化.

主要成果:

  • 在IABP支持期间的血液动力学改善 (CI和MAP) 随着时间的推移而变化,并与患者的基线特征有关.
  • 纵向CI变化与身体表面积,基线CI,肺动脉脉动指数,压力器使用和糖尿病相关.
  • 纵向MAP变化与基线MAP,心率,以及对压力或内的需求有关.

结论:

  • 患者基线参数可以帮助预测IABP的血液动力学反应,为个性化支持策略提供信息.
  • 这些发现表明,在心力衰竭患者中,IABP选择和管理的方法应该更加个性化.
  • 建议进行进一步的前性研究,以验证这些预测因素.