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Related Concept Videos

Assessment of apical pulse01:17

Assessment of apical pulse

Assessing the Apical Pulse
Assessing the apical pulse is a critical nursing procedure, particularly indicated for:
Assessment of apical radial pulse01:25

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 rhythm01:30

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...
Assessment of radial pulse01:11

Assessment of radial pulse

Assessment of Radial Pulse
The radial pulse, located at the wrist, is often the preferred site for assessing peripheral pulse because of its accessibility and dependability. The process of determining the radial pulse involves several steps:
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:
Special considerations while measuring pulse01:13

Special considerations while measuring pulse

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

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Related Experiment Video

Updated: Jun 7, 2026

Electrophysiological Measurements and Analysis of Nociception in Human Infants
09:18

Electrophysiological Measurements and Analysis of Nociception in Human Infants

Published on: December 20, 2011

Newborn infant pain assessment using heart rate variability analysis.

Papa M Faye1, Julien De Jonckheere, Regis Logier

  • 1Pôle de Médecine Néonatale, Hôpital Jeanne de Flandre, CHRU de Lille, Avenue Eugène Avinée, Lille Cedex 59035, France.

The Clinical Journal of Pain
|October 26, 2010
PubMed
Summary

Postoperative pain in newborn infants is linked to reduced heart rate variability (HRV). This study suggests that measuring high-frequency variability (HFVI) can help assess pain levels in newborns, aiding in their care.

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Area of Science:

  • Neonatal care
  • Cardiovascular physiology
  • Pain assessment

Background:

  • Cardiovascular control systems are closely linked to pain perception.
  • Heart rate variability (HRV) is a noninvasive measure of cardiac autonomic control.
  • The impact of pain on neonatal HRV requires further investigation.

Purpose of the Study:

  • To investigate if pain alters HRV in newborn infants.
  • To determine if HRV analysis can serve as an indicator of prolonged pain in neonates.
  • To assess the utility of the High Frequency Variability Index (HFVI) in identifying pain in newborns.

Main Methods:

  • Measured high-frequency HRV using HFVI in newborn infants post-surgery.
  • Classified infants into "Low EDIN" (score <5) and "High EDIN" (score >=5) pain groups.
  • Analyzed the predictive value of HFVI for pain assessment.

Main Results:

  • Twenty-eight infants were studied, with "High EDIN" group showing significantly lower HFVI (0.7+/-0.2) compared to "Low EDIN" (1.2+/-0.3).
  • HFVI <0.9 accurately predicted an EDIN score >=5 with 90% sensitivity and 75% specificity.
  • Groups were comparable in gestational age and other physiological parameters.

Conclusions:

  • Postoperative pain is associated with decreased high-frequency HRV in term newborns.
  • HRV analysis, specifically HFVI, shows potential as a reliable indicator for assessing prolonged pain in neonates.
  • This noninvasive method could improve pain management strategies in neonatal intensive care units.