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Related Concept Videos

Sites for measruring blood pressure01:21

Sites for measruring blood pressure

2.5K
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
2.5K
Equipments Used To Measure Blood Pressure01:30

Equipments Used To Measure Blood Pressure

2.6K
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...
2.6K
Measurement of Blood Pressure01:17

Measurement of Blood Pressure

1.6K
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...
1.6K
Assessment of blood pressure in brachial artery(two-step method)01:23

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

980
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...
980
Pre-Procedural Guidelines for Assessing Blood Pressure01:10

Pre-Procedural Guidelines for Assessing Blood Pressure

639
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...
639
Special considerations while measuring blood pressure01:28

Special considerations while measuring blood pressure

842
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.
842

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Related Experiment Video

Updated: Sep 28, 2025

Measuring Blood Pressure in Mice using Volume Pressure Recording, a Tail-cuff Method
08:54

Measuring Blood Pressure in Mice using Volume Pressure Recording, a Tail-cuff Method

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Cuffless Blood Pressure Measurement.

Ramakrishna Mukkamala1, George S Stergiou2, Alberto P Avolio3

  • 1Department of Bioengineering and Department of Anesthesiology and Perioperative Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA;

Annual Review of Biomedical Engineering
|April 1, 2022
PubMed
Summary
This summary is machine-generated.

Cuffless blood pressure (BP) measurement aims to improve hypertension and hypotension management. This review explores various cuffless BP methods, including calibrated and uncalibrated approaches, to guide future research and development.

Keywords:
blood pressure determinationcuffless blood pressureoscillometrypulse transit timepulse wave analysiswearable electronic devices

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Last Updated: Sep 28, 2025

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Femoral Arterial and Venous Catheterization for Blood Sampling, Drug Administration and Conscious Blood Pressure and Heart Rate Measurements
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Area of Science:

  • Biomedical Engineering
  • Cardiovascular Technology
  • Medical Devices

Background:

  • Cuffless blood pressure (BP) measurement is a growing field driven by clinical needs and technological advancements.
  • Existing cuff-based BP measurement methods have limitations, creating a demand for accessible and continuous monitoring solutions.
  • Hypertension and hypotension management can be significantly improved with accurate, non-invasive BP monitoring.

Purpose of the Study:

  • To accelerate the development and application of cuffless blood pressure (BP) measurement technologies.
  • To provide a comprehensive overview of current cuffless BP measurement methods and their evidence.
  • To identify future research directions for cuffless BP monitoring.

Main Methods:

  • Review of conventional BP measurement principles and associated clinical challenges.
  • Analysis of technological advancements, including wearable sensors and smartphone integration.
  • Categorization and evaluation of major cuffless BP measurement techniques: calibrated (pulse transit time, pulse wave analysis, facial video processing) and uncalibrated (cuffless oscillometry, ultrasound, volume control).

Main Results:

  • Cuffless BP methods are diverse, with calibrated techniques offering convenience and uncalibrated methods eliminating the need for periodic cuff usage.
  • Pulse transit time, pulse wave analysis, and facial video processing represent key calibrated approaches.
  • Cuffless oscillometry, ultrasound, and volume control are prominent uncalibrated methods, each with distinct advantages and limitations.

Conclusions:

  • No single cuffless BP measurement method has achieved widespread acceptance, indicating a need for further refinement and validation.
  • Calibrated methods provide convenience, while uncalibrated methods offer advantages in terms of reduced user interaction and device dependency.
  • Future research should focus on addressing the limitations of current cuffless BP technologies to enable broader clinical adoption and improved patient outcomes.