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
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
Oxygen Delivering System I: Nasal Cannula and Face Mask01:26

Oxygen Delivering System I: Nasal Cannula and Face Mask

2.2K
The human body requires oxygen to function, and when the natural process of respiration is hindered, external devices, including the following, are needed to help deliver this vital gas.
Nasal Cannula
A nasal cannula is a lightweight tube split at one end into two prongs and placed in the nostrils. It is typically used to deliver low to medium levels of oxygen.
Suggested flow rate: The suggested flow rate for a nasal cannula typically ranges between 1 and 6 L/min.
Oxygen percentage setting:...
2.2K
Assessment of Diffusion and Perfusion01:17

Assessment of Diffusion and Perfusion

2.0K
Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this...
2.0K
Oxygen Transport in the Blood01:27

Oxygen Transport in the Blood

8.0K
Hemoglobin (Hb) is a crucial molecule in the human body, consisting of four polypeptide chains, each bound to an iron-containing heme group. This unique structure enables hemoglobin to bind to oxygen, with each molecule capable of combining with four molecules of oxygen, leading to rapid and reversible oxygen loading. When fully loaded with oxygen, it is called oxyhemoglobin, while hemoglobin that has released oxygen is called reduced hemoglobin or deoxyhemoglobin. As hemoglobin binds oxygen,...
8.0K
Guidelines For Measuring Vital Signs01:19

Guidelines For Measuring Vital Signs

3.1K
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.
3.1K

You might also read

Related Articles

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

Sort by
Same author

The Evolution of Nerve-Sparing Radical Prostatectomy: Mechanisms of Injury, Economic Impact, and the Potential Value of Intraoperative Nerve Visualization.

Journal of clinical medicine·2026
Same author

Sustained clinical remission and relapse of severe eosinophilic asthma following long-term mepolizumab treatment.

Allergology international : official journal of the Japanese Society of Allergology·2026
Same author

More harm than good? The UK National Screening Committee's latest review of prostate cancer screening.

BJU international·2026
Same author

Management of neonatal limb ischaemia: experience from a UK tertiary children's hospital.

The Journal of hand surgery, European volume·2026
Same author

Bortezomib and vorinostat in combination with mitoxantrone, dexamethasone, and pegasparaginase during induction and reinduction for infants with acute lymphoblastic leukaemia: a multicentre single-arm phase 1/2 study.

The Lancet. Haematology·2026
Same author

Quantitative Understanding of Advanced Novel Imaging Techniques for Fasciitis and Biosignature Yield (Quantify): Protocol for a Cross-Sectional Diagnostic Study.

JMIR research protocols·2026

Related Experiment Video

Updated: Mar 15, 2026

Skeletal Muscle Neurovascular Coupling, Oxidative Capacity, and Microvascular Function with 'One Stop Shop' Near-infrared Spectroscopy
09:04

Skeletal Muscle Neurovascular Coupling, Oxidative Capacity, and Microvascular Function with 'One Stop Shop' Near-infrared Spectroscopy

Published on: February 20, 2018

13.0K

Target oxygen saturation range: 92-96% Versus 94-98.

Richard Beasley1,2, Jimmy Chien3, James Douglas4

  • 1Medical Research Institute of New Zealand, Wellington, New Zealand.

Respirology (Carlton, Vic.)
|September 3, 2016
PubMed
Summary

A 92-96% oxygen saturation target may be better for patients without chronic respiratory issues. This contrasts with the 94-98% range, suggesting a potentially safer approach for oxygen therapy.

Keywords:
adultguidelineoxygenoxygen inhalation therapytarget oxygen saturation range

More Related Videos

Evaluation of Capnography Sampling Line Compatibility and Accuracy when Used with a Portable Capnography Monitor
07:51

Evaluation of Capnography Sampling Line Compatibility and Accuracy when Used with a Portable Capnography Monitor

Published on: September 29, 2020

9.7K
Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure
04:20

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

Published on: October 1, 2019

6.3K

Related Experiment Videos

Last Updated: Mar 15, 2026

Skeletal Muscle Neurovascular Coupling, Oxidative Capacity, and Microvascular Function with 'One Stop Shop' Near-infrared Spectroscopy
09:04

Skeletal Muscle Neurovascular Coupling, Oxidative Capacity, and Microvascular Function with 'One Stop Shop' Near-infrared Spectroscopy

Published on: February 20, 2018

13.0K
Evaluation of Capnography Sampling Line Compatibility and Accuracy when Used with a Portable Capnography Monitor
07:51

Evaluation of Capnography Sampling Line Compatibility and Accuracy when Used with a Portable Capnography Monitor

Published on: September 29, 2020

9.7K
Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure
04:20

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

Published on: October 1, 2019

6.3K

Area of Science:

  • Pulmonary Medicine
  • Critical Care
  • Clinical Practice Guidelines

Background:

  • Guidelines for oxygen therapy target saturation levels (SpO2) vary between respiratory societies.
  • The Thoracic Society of Australia and New Zealand recommends 92-96%, while the British Thoracic Society suggests 94-98% for adults without chronic respiratory failure.

Discussion:

  • This letter examines the evidence supporting different target SpO2 ranges for oxygen therapy.
  • The rationale behind the lower SpO2 target of 92-96% is explored in the context of potential risks associated with hyperoxia.

Key Insights:

  • The 92-96% SpO2 target may offer advantages over the 94-98% range for oxygen therapy in specific adult patient populations.
  • Available evidence suggests the lower target range might be preferable, potentially reducing risks.

Outlook:

  • Further research may clarify optimal SpO2 targets for diverse patient groups.
  • Clinical practice may evolve based on comparative evidence for oxygen therapy effectiveness and safety.