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

Pulse Oximetry01:24

Pulse Oximetry

1.6K
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...
1.6K
Guidelines For Measuring Vital Signs01:19

Guidelines For Measuring Vital Signs

3.2K
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.
3.2K
Special considerations while measuring oxygen saturation01:19

Special considerations while measuring oxygen saturation

1.1K
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...
1.1K

You might also read

Related Articles

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

Sort by
Same author

Development and Phantom Validation of a Small-Form-Factor SWIR Emitter Probe for Hydration-Sensitive Spatial-Ratio Measurements in Gelatin-Intralipid Phantoms.

Sensors (Basel, Switzerland)·2026
Same author

An innovative approach for coordinating multiple sedated procedures in medically complex pediatric patients.

Social work in health care·2024
Same author

Implementing a social work care coordination model for children and youth with special health care needs in a rural-urban health system.

Social work in health care·2024
Same author

Pediatric care coordination and risk tiering: Moving beyond claims data.

Journal of pediatric rehabilitation medicine·2021
Same author

Post-thyroidectomy emergency room visits and readmissions: Assessment from the Collaborative Endocrine Surgery Quality Improvement Program (CESQIP).

American journal of surgery·2020
Same author

BioPS: System for screening and assessment of biofuel-production potential of cyanobacteria.

PloS one·2018

Related Experiment Video

Updated: Mar 22, 2026

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

2.4K

A Handheld Multispectral NIRS Device for Real-Time Baseline-Relative Monitoring of Tissue Oxygen Saturation.

Devang Vyas, Brandon Gillen, Adam Miri

    IEEE Transactions on Bio-Medical Engineering
    |March 20, 2026
    PubMed
    Summary

    PhasorDetect, a new handheld device, reliably monitors tissue oxygen saturation (StO2) trends. This portable NIRS system offers real-time, baseline-relative StO2 monitoring for early detection of perfusion changes.

    More Related Videos

    Measurement of Tissue Oxygenation Using Near-Infrared Spectroscopy in Patients Undergoing Hemodialysis
    04:36

    Measurement of Tissue Oxygenation Using Near-Infrared Spectroscopy in Patients Undergoing Hemodialysis

    Published on: October 2, 2020

    2.7K
    Author Spotlight: Enhancing Vascular Function and Physical Capacity in Cardiovascular Disease Through Novel Interventions and NIRS Technology
    04:44

    Author Spotlight: Enhancing Vascular Function and Physical Capacity in Cardiovascular Disease Through Novel Interventions and NIRS Technology

    Published on: March 22, 2024

    1.6K

    Related Experiment Videos

    Last Updated: Mar 22, 2026

    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

    2.4K
    Measurement of Tissue Oxygenation Using Near-Infrared Spectroscopy in Patients Undergoing Hemodialysis
    04:36

    Measurement of Tissue Oxygenation Using Near-Infrared Spectroscopy in Patients Undergoing Hemodialysis

    Published on: October 2, 2020

    2.7K
    Author Spotlight: Enhancing Vascular Function and Physical Capacity in Cardiovascular Disease Through Novel Interventions and NIRS Technology
    04:44

    Author Spotlight: Enhancing Vascular Function and Physical Capacity in Cardiovascular Disease Through Novel Interventions and NIRS Technology

    Published on: March 22, 2024

    1.6K

    Area of Science:

    • Biomedical Engineering
    • Medical Devices
    • Physiology

    Background:

    • Tissue oxygen saturation (StO2) is vital for assessing local perfusion.
    • Existing NIRS systems are often expensive and bulky, limiting widespread clinical use.
    • There is a need for portable, real-time StO2 monitoring solutions.

    Purpose of the Study:

    • To develop and evaluate PhasorDetect, a handheld, multispectral continuous-wave NIRS device.
    • To enable real-time, baseline-relative StO2 monitoring.
    • To assess the device's efficacy in detecting perfusion changes.

    Main Methods:

    • PhasorDetect (8 wavelengths, 525-940 nm) was compared to a commercial NIRS system (Hutchinson InSpectra).
    • Evaluations were conducted during vascular occlusion tests in 14 healthy participants.
    • Three monitoring approaches were assessed: analytical MBLL-based estimation, baseline-drop regression, and an early-alert classifier.

    Main Results:

    • Continuous StO2 regression methods showed directional accuracy but inconsistent magnitude matching.
    • A baseline-relative early alerting approach using classifiers demonstrated the most effective performance.
    • The device reliably tracked within-subject oxygenation dynamics during occlusion and reperfusion.

    Conclusions:

    • PhasorDetect supports baseline-relative StO2 monitoring effectively, rather than absolute measurements.
    • A low-cost, portable NIRS platform can facilitate trend monitoring and early warning of perfusion compromise.
    • This technology is suitable for settings where conventional devices are impractical.