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

Cardiopulmonary Resuscitation II: ACLS Airway Management01:22

Cardiopulmonary Resuscitation II: ACLS Airway Management

160
Airway management is a key skill in emergency and critical care settings, as maintaining a clear airway is essential for adequate oxygenation and ventilation.Head Tilt-Chin Lift TechniqueThe head tilt-chin lift maneuver is an essential technique primarily used in patients without suspected cervical spine injuries. To perform this maneuver, one hand is placed on the patient’s forehead, and gentle pressure is applied backward to tilt the head. The fingertips of the other hand are positioned...
160
Alterations in Respiration II01:30

Alterations in Respiration II

1.1K
There are numerous types of normal and abnormal respiration. Based on ventilatory movements, breathing patterns are classified as regular, deep, or shallow. Examples include Biot's breathing, Cheyne-Stokes respiration, Kussmaul's breathing, hyperventilation, and hypoventilation. Each pattern is clinically significant and aids in evaluating patients.
In Biot's breathing, the respiratory rate and depth are irregular, alternating between periods of deep gasping and apnea. Common causes...
1.1K
Mechanism of Breathing III: The Accessory Muscles01:21

Mechanism of Breathing III: The Accessory Muscles

3.1K
The Role of Accessory Muscles in the Respiratory System
The respiratory system is a complex network that relies on primary respiratory muscles like the diaphragm, but also involves accessory muscles to enhance lung expansion and airflow during both inhalation and exhalation.
Enhancing Inhalation with Accessory Muscles:
Accessory muscles such as the sternocleidomastoid, scalene, intercostal, and abdominal muscles are crucial when additional respiratory effort is required, such as during deep...
3.1K
Assessment of Ventilation II: Respiratory Depth and Rhythm01:29

Assessment of Ventilation II: Respiratory Depth and Rhythm

1.9K
Respiratory Depth
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
1.9K
Oxygen Delivering System I: Nasal Cannula and Face Mask01:26

Oxygen Delivering System I: Nasal Cannula and Face Mask

709
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:...
709
Anatomical Positions01:11

Anatomical Positions

16.4K
In anatomy, several standard anatomical positions are used as references for describing the position and orientation of different body parts. These positions help provide a common frame of reference when discussing anatomical structures. The anatomical position is the standard reference point for describing the body's position and orientation. In this position:
The body is upright, facing forward, and standing erect.
The feet are parallel and flat on the floor.
The arms are hanging by the...
16.4K

You might also read

Related Articles

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

Sort by
Same author

Premorbid vulnerability beyond stroke severity: Prognostic value of the modified frailty index-5 in young adults undergoing endovascular thrombectomy.

Clinical neurology and neurosurgery·2026
Same author

Premorbid frailty (mFI-5) and functional recovery after endovascular thrombectomy for acute ischemic stroke.

Neurological research·2026
Same author

Recirculation Quantified by Trans-Extracorporeal Membrane Oxygenation Thermodilution to Predict Mixed Venous Oxygenation during Veno-venous Extracorporeal Membrane Oxygenation: An In Vivo Porcine Study.

Anesthesiology·2026
Same author

Measuring anesthesia process reliability during endovascular thrombectomy for acute ischemic stroke: insights from stringent composite metrics and Pareto analysis.

Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia·2026
Same author

Albumin kinetics, intravascular fluid volume, and respiratory function in pigs ventilated at different levels of mechanical power following crystalloid vs. albumin infusion.

Intensive care medicine experimental·2026
Same author

The silent line: confronting iatrogenic cerebral suppression in the perioperative and critical care settings.

Intensive care medicine·2025
Same journal

Global environmental and geo-economic impact of conservative versus liberal oxygen strategies in mechanically ventilated critically ill adults: an ecological country-level analysis.

British journal of anaesthesia·2026
Same journal

Postoperative outcomes in older patients living with frailty and multimorbidity in the UK. Response to Br J Anaesth 2026; 136: 776-7.

British journal of anaesthesia·2026
Same journal

South African Paediatric Surgical Outcomes Study-2 (SAPSOS-2): a prospective multi-centre pre-post study evaluating haemoglobin response to oral iron for iron-deficiency anaemia in children undergoing elective noncardiac surgery.

British journal of anaesthesia·2026
Same journal

Intravenous iron administration and management of adverse events: a systematic review and Network for the Advancement of Patient Blood Management, Haemostasis and Thrombosis consensus recommendations.

British journal of anaesthesia·2026
Same journal

Eye-tracking technology applied to regional anaesthesia task performance, safety and skill acquisition: a scoping review.

British journal of anaesthesia·2026
Same journal

Psychological factors associated with postoperative cognitive outcomes in older adults: reconciling adjusted effect estimates with P-value synthesis. Comment on Br J Anaesth 2026; 136: 1482-94.

British journal of anaesthesia·2026
See all related articles

Related Experiment Video

Updated: Oct 2, 2025

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns
08:34

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns

Published on: September 16, 2019

11.8K

Breathing face down.

Massimo Lamperti1, Luciano Gattinoni2

  • 1Anesthesiology Institute, Cleveland Clinic Abu Dhabi, Abu Dhabi, United Arab Emirates.

British Journal of Anaesthesia
|February 26, 2022
PubMed
Summary
This summary is machine-generated.

The prone position may improve oxygenation in spontaneously breathing COVID-19 patients. This review explores ventilation and perfusion mechanisms, offering new insights for acute respiratory distress syndrome management.

Keywords:
ARDSCOVID-19lung injurynoninvasive ventilationoxygenationprone positioning

More Related Videos

An Educational Video Demonstration of How to Prone a Critically Ill Intubated Patient
07:16

An Educational Video Demonstration of How to Prone a Critically Ill Intubated Patient

Published on: November 30, 2022

3.6K
Voluntary Breath-hold Technique for Reducing Heart Dose in Left Breast Radiotherapy
11:38

Voluntary Breath-hold Technique for Reducing Heart Dose in Left Breast Radiotherapy

Published on: July 3, 2014

46.9K

Related Experiment Videos

Last Updated: Oct 2, 2025

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns
08:34

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns

Published on: September 16, 2019

11.8K
An Educational Video Demonstration of How to Prone a Critically Ill Intubated Patient
07:16

An Educational Video Demonstration of How to Prone a Critically Ill Intubated Patient

Published on: November 30, 2022

3.6K
Voluntary Breath-hold Technique for Reducing Heart Dose in Left Breast Radiotherapy
11:38

Voluntary Breath-hold Technique for Reducing Heart Dose in Left Breast Radiotherapy

Published on: July 3, 2014

46.9K

Area of Science:

  • Critical Care Medicine
  • Pulmonology
  • Infectious Diseases

Background:

  • The prone position is a known intervention for improving oxygenation in acute respiratory distress syndrome (ARDS).
  • Its efficacy in spontaneously breathing patients with COVID-19 remains incompletely understood.
  • This review focuses on the physiological effects of prone positioning in this specific patient group.

Discussion:

  • Prone positioning alters ventilation-perfusion (V/Q) matching, potentially improving gas exchange.
  • Mechanisms include reduced atelectasis in dorsal lung regions and improved diaphragm mechanics.
  • These changes are particularly relevant for COVID-19 ARDS, which exhibits unique pathophysiological features.

Key Insights:

  • Prone positioning can enhance oxygenation by optimizing V/Q distribution in COVID-19 patients.
  • Understanding the specific mechanisms is crucial for tailoring this intervention.
  • The review synthesizes current knowledge on prone ventilation in non-intubated COVID-19 patients.

Outlook:

  • Further research is needed to establish optimal protocols for prone positioning in spontaneously breathing COVID-19 patients.
  • This strategy may become a valuable tool in managing COVID-19-related respiratory failure.
  • Future studies should investigate patient selection and duration of therapy.