Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Introduction to Vital Signs01:25

Introduction to Vital Signs

2.6K
Vital signs are physiological measurements that help key into the status of the body's essential functions. These include body temperature, pulse rate, respiratory rate, and blood pressure, commonly abbreviated as T, P, R, and BP. Some healthcare settings also consider oxygen saturation (SpO2) and, in specific contexts, pain and level of consciousness as additional vital signs.
Vital signs help healthcare professionals assess an individual's well-being and detect any functional changes...
2.6K
Guidelines For Measuring Vital Signs01:19

Guidelines For Measuring Vital Signs

1.8K
Following these guidelines can help nurses accurately measure vital signs, assess changes in patient conditions, and provide timely treatment when necessary. Adhering closely to the guidelines ensures the accuracy and reliability of the results.
Before taking a patient's vital signs, a nurse would consider and assess the patient's comfort level and ensure appropriate equipment is available.
1.8K
Pulse Oximetry01:24

Pulse Oximetry

371
Pulse oximetry, or SpO2, is a non-invasive method for continuously monitoring arterial oxygen saturation (SaO2). This procedure involves attaching a probe or sensor to the patient's fingertip, forehead, earlobe, or nose bridge. The sensor works by detecting changes in oxygen saturation levels through light signals generated by the oximeter and reflected by the pulsing blood under the probe.
Purpose
Average SpO2 values are greater than 95%. If the readings fall below 90%, it indicates that...
371
Pulse rhythm01:30

Pulse rhythm

861
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...
861
Special considerations while measuring oxygen saturation01:19

Special considerations while measuring oxygen saturation

627
Assessing respiratory rate concurrently with pulse measurement is fundamental to patient care, providing valuable insights into the patient's respiratory function. The normal breathing rate for an adult usually falls within a normal range of 12 to 20 breaths per minute. Abnormal respiratory rates can signal underlying health conditions or the need for immediate intervention.
Ensuring accuracy in vital sign recordings while prioritizing patient comfort and minimizing anxiety is...
627
Special considerations while measuring pulse01:13

Special considerations while measuring pulse

627
Assessing a patient's pulse is a fundamental skill in healthcare, but certain situations require special attention:
627

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Structural Polymorphism of polyG Inclusions Revealed by In Situ Cryo-Electron Tomography.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

MUST: Multi-style virtual staining with incomplete pairs.

IEEE transactions on medical imaging·2026
Same author

Glymphatic-related imaging findings in type 2 diabetes mellitus: a systematic review and exploratory meta-analysis of DTI-ALPS studies.

Frontiers in aging neuroscience·2026
Same author

<i>Bifidobacterium animalis</i> subsp. <i>lactis</i> 832 Alleviates DSS-Induced Colitis in a Murine Model by Regulating Gut Microbiota and Phospholipid Metabolism.

Microorganisms·2026
Same author

Associations Between Movement Behaviors and Glycemic Variability in Healthy Adolescents: A Multiday Accelerometry and Continuous Glucose Monitoring Study.

Pediatric exercise science·2026
Same author

Magnetic graphene-imine-linked covalent organic polymer composites for fast extraction and UPLC-MS/MS quantification of 14 trace drugs of abuse and their metabolites in wastewater.

Journal of chromatography. A·2026

Related Experiment Video

Updated: Aug 2, 2025

Non-Invasive Monitoring of Microvascular Oxygenation and Reactive Hyperemia using Hybrid, Near-Infrared Diffuse Optical Spectroscopy for Critical Care
14:28

Non-Invasive Monitoring of Microvascular Oxygenation and Reactive Hyperemia using Hybrid, Near-Infrared Diffuse Optical Spectroscopy for Critical Care

Published on: May 10, 2024

1.6K

Rapid Vital Sign Extraction for Real-Time Opto-Physiological Monitoring at Varying Physical Activity Intensity

Xiaoyu Zheng, Vincent M Dwyer, Laura A Barrett

    IEEE Journal of Biomedical and Health Informatics
    |April 18, 2023
    PubMed
    Summary

    This study introduces a Minimum Residual (MR) method to remove motion artifacts from photoplethysmographic (PPG) signals, enabling accurate heart rate and respiration rate monitoring during physical activity.

    More Related Videos

    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver
    14:28

    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver

    Published on: June 27, 2025

    252
    Using Near-Infrared Spectroscopy Wearable Devices to Identify Central Versus Peripheral Limitations During Exercise
    09:33

    Using Near-Infrared Spectroscopy Wearable Devices to Identify Central Versus Peripheral Limitations During Exercise

    Published on: December 19, 2024

    917

    Related Experiment Videos

    Last Updated: Aug 2, 2025

    Non-Invasive Monitoring of Microvascular Oxygenation and Reactive Hyperemia using Hybrid, Near-Infrared Diffuse Optical Spectroscopy for Critical Care
    14:28

    Non-Invasive Monitoring of Microvascular Oxygenation and Reactive Hyperemia using Hybrid, Near-Infrared Diffuse Optical Spectroscopy for Critical Care

    Published on: May 10, 2024

    1.6K
    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver
    14:28

    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver

    Published on: June 27, 2025

    252
    Using Near-Infrared Spectroscopy Wearable Devices to Identify Central Versus Peripheral Limitations During Exercise
    09:33

    Using Near-Infrared Spectroscopy Wearable Devices to Identify Central Versus Peripheral Limitations During Exercise

    Published on: December 19, 2024

    917

    Area of Science:

    • Biomedical Engineering
    • Physiological Signal Processing
    • Wearable Health Technology

    Background:

    • Photoplethysmographic (PPG) signals are crucial for physiological monitoring but are susceptible to motion artifacts (MAs).
    • MAs significantly degrade the accuracy of vital sign measurements like heart rate (HR) and respiration rate (RR).
    • Effective MA suppression is essential for reliable real-time health monitoring, especially in wearable devices.

    Purpose of the Study:

    • To develop and validate a novel method for suppressing motion artifacts in PPG signals.
    • To enable accurate estimation of physiological parameters (HR, RR, SpO2) even during physical activity.
    • To demonstrate the feasibility of real-time signal processing for wearable health applications.

    Main Methods:

    • Utilized a multi-wavelength illumination optoelectronic patch sensor (mOEPS) and a triaxial accelerometer.
    • Developed the Minimum Residual (MR) method to minimize the difference between measured PPG signals and motion estimates.
    • Evaluated MA suppression effectiveness using two protocols with 34 subjects across various physical activity intensities.

    Main Results:

    • The MR method effectively suppressed in-band and out-of-band motion frequencies.
    • Achieved high accuracy in HR calculation (average absolute error: 1.47 beats/min for IEEE-SPC, 1.44 beats/min for in-house datasets).
    • Demonstrated accurate RR calculation (2.85 breaths/min) and consistent SpO2 readings with high correlation (R=0.9976 for HR, R=0.9118 for RR).

    Conclusions:

    • The Minimum Residual (MR) method provides robust suppression of motion artifacts in PPG signals.
    • This technique enables reliable real-time calculation of key physiological parameters for wearable health monitoring.
    • The MR method shows significant potential for improving the accuracy and utility of PPG-based health devices during physical activity.