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 III: Noninvasive Ventilation01:23

Mechanical Ventilation III: Noninvasive Ventilation

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 (NIPPV)
Mechanical Ventilation II: Invasive Ventilation01:23

Mechanical Ventilation II: Invasive Ventilation

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...
Mechanical Ventilation I: Indication and Settings01:29

Mechanical Ventilation I: Indication and Settings

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...
Ventilatory Modes01:14

Ventilatory Modes

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

Oxygen Delivering System I: Nasal Cannula and Face Mask

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:...
Suctioning the Nasopharyngeal Airway01:29

Suctioning the Nasopharyngeal Airway

Nasopharyngeal suctioning is a procedure to remove secretions from the upper part of the respiratory tract that the patient cannot clear independently. It helps maintain airway patency and prevents complications such as aspiration pneumonia.
Equipment Required

You might also read

Related Articles

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

Sort by
Same author

Effects of Intravenous Dexmedetomidine on Hemodynamic Responses to Pneumoperitoneum During Laparoscopic Cholecystectomy.

Asian journal of anesthesiologyยท2023
See all related articles

Related Experiment Video

Updated: May 12, 2026

Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit
05:56

Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit

Published on: September 6, 2024

I-gel for positive pressure ventilation.

Shyam Krishna Maharjan1

  • 1Department of Anesthesiology and Intensive care, Kathmandu medical college, Kathmandu, Nepal.

JNMA; Journal of the Nepal Medical Association
|April 18, 2013
PubMed
Summary

The I-gel supraglottic airway device provides adequate laryngeal seal and ventilation during positive pressure ventilation, comparable to tracheal tubes in laparoscopic surgery patients.

Area of Science:

  • Anesthesiology
  • Airway Management
  • Surgical Procedures

Background:

  • The I-gel is a novel supraglottic airway device.
  • It is proposed to be superior to the laryngeal mask airway.
  • The I-gel is suitable for spontaneous and positive pressure ventilation under general anesthesia.

Purpose of the Study:

  • To evaluate the laryngeal seal of the I-gel during positive pressure ventilation.
  • To compare the I-gel with endotracheal intubation in laparoscopic surgery patients.

Main Methods:

  • A prospective randomized study of 60 patients undergoing laparoscopic cholecystectomy.
  • Patients were randomized to I-gel insertion or endotracheal intubation (30 each).
  • Airway pressure, CO2 levels, oxygen saturation, tidal volumes, and leak parameters were monitored and compared.
Keywords:
I gel, Laparoscopic cholecystectomy, positive pressure ventilation, tracheal intubation.

Related Experiment Videos

Last Updated: May 12, 2026

Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit
05:56

Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit

Published on: September 6, 2024

Main Results:

  • Both I-gel and endotracheal tube groups maintained normal oxygenation and ventilation.
  • No significant differences were found in leak volume, leak fraction, or airway pressure between the groups.
  • Airway pressures during CO2 pneumoperitoneum were comparable in both groups.

Conclusions:

  • The I-gel offers an acceptable alternative to tracheal tubes for positive pressure ventilation.
  • It provides adequate oxygenation and ventilation with manageable leaks in patients with normal airway pressures.
  • The I-gel demonstrates efficacy in laparoscopic surgery settings.