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

Special considerations while measuring oxygen saturation01:19

Special considerations while measuring oxygen saturation

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 important. 
Pulse Oximetry01:24

Pulse Oximetry

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...
Guidelines For Measuring Vital Signs01:19

Guidelines For Measuring Vital Signs

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.
Venous Return01:04

Venous Return

The circulatory system plays a crucial role in ensuring the optimal functioning of the human body. One of its critical components is venous return - the process that completes the blood circulation cycle. This article will delve into the concept of venous return, how it works, and its significance to our health.
What is Venous Return?
Venous return refers to the rate at which blood flows back to the heart from the body's peripheral veins. It's an integral part of the circulatory system as it...
Special considerations while measuring blood pressure01:28

Special considerations while measuring blood pressure

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.
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:

You might also read

Related Articles

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

Sort by
Same author

A novel Slide-seq based image processing software to identify gene expression at the single cell level.

Journal of pathology informatics·2024
Same author

Comparing ensemble methods combined with different aggregating models using micrograph cell segmentation as an initial application example.

Journal of pathology informatics·2023
Same author

Forecasting brain activity based on models of spatiotemporal brain dynamics: A comparison of graph neural network architectures.

Network neuroscience (Cambridge, Mass.)·2023
Same author

Number of necessary training examples for Neural Networks with different number of trainable parameters.

Journal of pathology informatics·2022
Same author

A graph neural network framework for causal inference in brain networks.

Scientific reports·2021
Same author

Consensus statement from the international consensus meeting on post-traumatic cranioplasty.

Acta neurochirurgica·2020

Related Experiment Video

Updated: Jul 3, 2026

Standardized Hemorrhagic Shock Induction Guided by Cerebral Oximetry and Extended Hemodynamic Monitoring in Pigs
07:51

Standardized Hemorrhagic Shock Induction Guided by Cerebral Oximetry and Extended Hemodynamic Monitoring in Pigs

Published on: May 21, 2019

A lesson learned from jugular venous oximetry.

E W Lang1, R M Chesnut

  • 1Department of Neurological Surgery, San Francisco General Hospital, University of California, San Francisco, California, USA.

Journal of Clinical Neuroscience : Official Journal of the Neurosurgical Society of Australasia
|July 22, 2008
PubMed
Summary

Prolonged jugular venous desaturation indicated severe brain injury. However, normal readings later suggested misleading oxygen saturation in cerebral infarction cases, highlighting the need for blood flow data.

More Related Videos

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

Continuous Venous-Arterial Doppler Ultrasound During a Preload Challenge
09:32

Continuous Venous-Arterial Doppler Ultrasound During a Preload Challenge

Published on: January 20, 2023

Related Experiment Videos

Last Updated: Jul 3, 2026

Standardized Hemorrhagic Shock Induction Guided by Cerebral Oximetry and Extended Hemodynamic Monitoring in Pigs
07:51

Standardized Hemorrhagic Shock Induction Guided by Cerebral Oximetry and Extended Hemodynamic Monitoring in Pigs

Published on: May 21, 2019

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

Continuous Venous-Arterial Doppler Ultrasound During a Preload Challenge
09:32

Continuous Venous-Arterial Doppler Ultrasound During a Preload Challenge

Published on: January 20, 2023

Area of Science:

  • Neuroscience
  • Critical Care Medicine
  • Neurology

Background:

  • Severe traumatic brain injury (TBI) can lead to profound cerebral infarction.
  • Jugular venous oximetry is used to assess cerebral oxygenation.
  • Regional flow-metabolic inhomogeneities can complicate interpretation of cerebral blood oxygen levels.

Purpose of the Study:

  • To report a case illustrating the potential pitfalls of relying solely on jugular venous oximetry in severe head injury.
  • To emphasize the importance of considering cerebral blood flow and metabolism alongside oxygen saturation.

Main Methods:

  • Case report of a severely head-injured patient.
  • Monitoring of jugular venous oxygen saturation.
  • Computed tomography (CT) scan for assessing cerebral infarction.

Main Results:

  • Prolonged jugular venous desaturation initially indicated cerebral infarction.
  • Subsequent normalization of jugular venous oxygen saturation occurred despite infarction.
  • CT scan revealed a mixture of blood from infarcted and non-infarcted brain regions.

Conclusions:

  • Jugular venous oxygen saturation can be misleading in the presence of regional cerebral flow-metabolic differences.
  • Cerebral ischemia may be underestimated if cerebral blood flow and metabolism are not assessed.
  • Comprehensive assessment is crucial for accurate diagnosis in severe TBI.