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

Mechanical Ventilation II: Invasive Ventilation01:23

Mechanical Ventilation II: Invasive Ventilation

866
Ventilators are essential medical equipment used to aid patients with respiratory difficulties. Their primary function is to assist or replace spontaneous breathing by providing mechanical ventilation. There are two general classes of mechanical ventilators: negative-pressure and positive-pressure ventilators.
Negative-Pressure Ventilators
Negative-pressure ventilators create a vacuum around the chest or body to draw air into the lungs, simulating breathing. This method does not require an...
866
Mechanical Ventilation I: Indication and Settings01:29

Mechanical Ventilation I: Indication and Settings

3.2K
Mechanical ventilation is a life-saving technique for managing acute respiratory failure and other respiratory complications. The process involves using a machine known as a ventilator to supply oxygen to the lungs and assist in removing carbon dioxide. It serves as a bridge to long-term mechanical ventilation or a temporary measure until ventilatory support is discontinued. The ventilator can maintain this function for a prolonged period, providing critical support for patients until they can...
3.2K
Ventilatory Modes01:14

Ventilatory Modes

1.8K
Mechanical ventilators are life-saving devices that support or replace spontaneous breathing. They deliver breaths to patients through varying methods known as ventilator modes. Understanding these modes is critical for healthcare providers managing patients with respiratory failure.
There are three ventilatory modes: full support, partial support, and spontaneous. These are described below.
Full Support Modes
Full support modes include controlled mechanical ventilation, continuous mandatory...
1.8K
Mechanical Ventilation III: Noninvasive Ventilation01:23

Mechanical Ventilation III: Noninvasive Ventilation

677
Noninvasive positive-pressure ventilation (NIPPV), continuous positive airway pressure (CPAP), and bilevel positive airway pressure (BiPAP) are essential methods in respiratory care. These ventilation techniques offer unique benefits for patients with various respiratory conditions, providing adequate support without requiring intubation. Let's explore how each method is crucial in improving patient outcomes and enhancing respiratory therapy.
Noninvasive Positive-Pressure Ventilation...
677
Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

2.5K
Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
2.5K
Pulmonary Ventilation: Inhalation01:24

Pulmonary Ventilation: Inhalation

9.2K
Pulmonary ventilation is a vital process that ensures the exchange of oxygen and carbon dioxide in the lungs. It refers to the movement of air into and out of the lungs, enabling the body to obtain oxygen and remove waste carbon dioxide. In this article, we will explore the intricacies of pulmonary ventilation, including its underlying principles, mechanisms, and the interplay of pressures within the respiratory system.
Boyle's law becomes particularly pertinent when examining respiratory...
9.2K

You might also read

Related Articles

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

Sort by
Same author

Vasopressor weaning in septic shock: the missing piece in the 2026 guidelines.

Intensive care medicine·2026
Same author

Association between time to weaning from mechanical ventilation and presence of physical and mental health disabilities in survivors of critical illness: a multicenter prospective cohort study.

Medicina intensiva·2025
Same author

Variable ventilation with two PEEP levels (BiPEEP) in patients with acute respiratory distress syndrome: a pilot study.

Brazilian journal of anesthesiology (Elsevier)·2025
Same author

The impact of mechanical ventilation on long-term survival influences definitions of persistent critical illness.

Critical care science·2025
Same author

Author Response to Ozudogru Celik T. Phys Ther. 2024;104:pzae046. https://doi.org/10.1093/ptj/pzae046.

Physical therapy·2024
Same author

Association of biomarkers with successful ventilatory weaning in COVID-19 patients: an observational study.

Critical care science·2024

Related Experiment Video

Updated: Mar 3, 2026

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics
12:09

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics

Published on: April 19, 2024

2.2K

Variable mechanical ventilation.

Paula Caitano Fontela1, Renata Bernardy Prestes2, Luiz Alberto Forgiarini3

  • 1Programa de Pós-Graduação em Ciências Pneumológicas, Universidade Federal do Rio Grande do Sul - Porto Alegre (RS), Brasil.

Revista Brasileira De Terapia Intensiva
|April 27, 2017
PubMed
Summary

Variable mechanical ventilation shows promise in improving lung function and gas exchange. Further clinical research is needed to confirm its benefits for patients requiring mechanical ventilation.

More Related Videos

Mechanical Ventilation Boot Camp Curriculum
07:36

Mechanical Ventilation Boot Camp Curriculum

Published on: March 12, 2018

10.8K
3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats
08:22

3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats

Published on: September 19, 2025

1.2K

Related Experiment Videos

Last Updated: Mar 3, 2026

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics
12:09

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics

Published on: April 19, 2024

2.2K
Mechanical Ventilation Boot Camp Curriculum
07:36

Mechanical Ventilation Boot Camp Curriculum

Published on: March 12, 2018

10.8K
3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats
08:22

3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats

Published on: September 19, 2025

1.2K

Area of Science:

  • Critical care medicine
  • Respiratory physiology

Background:

  • Mechanical ventilation is essential for respiratory support but can cause lung injury.
  • Variable ventilation strategies aim to mitigate these risks and improve outcomes.

Purpose of the Study:

  • To review the literature on variable mechanical ventilation.
  • To summarize the main outcomes associated with this technique.

Main Methods:

  • A comprehensive literature search was conducted in LILACS, MEDLINE®, and PubMed.
  • Original articles on variable ventilation, noisy ventilation, or biologically variable ventilation were selected and analyzed.

Main Results:

  • Thirty-six studies were included, comprising 24 original studies (21 experimental, 3 clinical).
  • Experimental studies demonstrated beneficial effects of variable ventilation on lung function and mechanics.

Conclusions:

  • Variable ventilation appears to be a viable strategy for enhancing gas exchange and respiratory mechanics.
  • Preventing ventilator-induced lung injury is a potential benefit.
  • More clinical studies are required to validate these findings in patient populations.