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Special considerations while measuring pulse

Special considerations while measuring pulse

Assessing a patient's pulse is a fundamental skill in healthcare, but certain situations require special attention:

Pulse

Pulse

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 indicator...

Pulse

Pulse

The pulse is one of the most fundamental physiological indicators of the body's cardiovascular health. It is the rhythmic expansion and contraction of the arterial walls in response to the pressure generated by the heart's pumping action.
Pulse Rate and its Significance
Pulse rate, often measured in beats per minute (bpm), reflects the heart rate (HR), which is influenced by numerous factors such as stress, physical activity, and hormonal changes. A normal resting adult pulse rate falls between...

Pulse amplitude and quality

Pulse amplitude and quality

Pulse amplitude is a crucial indicator of cardiac health because it provides valuable insights into the strength of left ventricular contractions and the overall uniformity of blood circulation within the vasculature. The strength of the pulse is directly related to the force with which the heart contracts and the volume of blood being pumped.
A weak or absent pulse may indicate reduced cardiac output or poor left ventricular contraction, which can be signs of cardiovascular dysfunction or...

Assessment of apical radial pulse

Assessment of apical radial pulse

Apical-Radial (A-R) Pulse Assessment
The A-R pulse assessment involves simultaneous evaluation of the apical and radial pulses. When the apical and radial pulse rates vary, this assessment helps identify a pulse deficit.
Pre-Procedural Preparation

Pulse rhythm

Pulse rhythm

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 muscle...

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Related Experiment Video

Updated: May 17, 2026

Ultrasound-based Pulse Wave Velocity Evaluation in Mice

Ultrasound-based Pulse Wave Velocity Evaluation in Mice

Published on: February 14, 2017

Stringlike pulse quantification study by pulse wave in 3D pulse mapping.

Ching-Hsing Luo¹, Yu-Feng Chung, Cheng-Chang Yeh

¹Department of Electrical Engineering, Instrumentation Chip Group, National Cheng Kung University, Tainan, Taiwan.

Journal of Alternative and Complementary Medicine (New York, N.Y.)

|October 13, 2012

Summary

This summary is machine-generated.

A new Plain Pulse Wave (PPW) method effectively classifies stringlike pulses, including those indicating hypertension and spring stringlike pulses, outperforming the differentiation pulse wave (dPW) method. This enhances diagnostic accuracy for pulse wave analysis.

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Pulse Wave Velocity Testing in the Baltimore Longitudinal Study of Aging

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Last Updated: May 17, 2026

Ultrasound-based Pulse Wave Velocity Evaluation in Mice

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Pulse Wave Velocity Testing in the Baltimore Longitudinal Study of Aging

Pulse Wave Velocity Testing in the Baltimore Longitudinal Study of Aging

Published on: February 7, 2014

Area of Science:

Cardiovascular Physiology
Biomedical Engineering
Traditional Chinese Medicine Diagnostics

Background:

Stringlike pulse is a key indicator of hypertension.
Existing differentiation pulse wave (dPW) methods struggle to differentiate specific types of stringlike pulses.
Accurate classification of stringlike pulses is crucial for hypertension diagnosis.

Purpose of the Study:

To introduce a novel Plain Pulse Wave (PPW) method for classifying stringlike pulses.
To improve the diagnostic capability for stringlike pulses, particularly differentiating between hypertensive and spring stringlike pulses.
To mimic the diagnostic skill of Traditional Chinese Medicine physicians using advanced instrumentation.

Main Methods:

Utilized a Bi-Sensing Pulse Diagnosis Instrument (BSPDI) to acquire pulse signals.
Developed the Plain Pulse Wave (PPW) method based on an array of pulse signals.
Employed phase delay (Δθ) and correlation coefficient (r) as quantification parameters for stringlike pulses.

Main Results:

The PPW method achieved 100% recognition for hypertensive stringlike pulses and 100% for spring stringlike pulses.
PPW showed a 77% recognition rate for non-stringlike pulses, significantly outperforming dPW (59%).
The dPW method demonstrated lower recognition rates, with 70% for hypertensive and 0% for spring stringlike pulses.

Conclusions:

Integrating dPW and PPW methods allows for unified classification of various stringlike pulses.
The novel PPW method significantly enhances the quantification and classification of stringlike pulses.
This approach improves the diagnostic accuracy for conditions associated with stringlike pulses.