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Related Concept Videos

Mechanical Ventilation III: Noninvasive Ventilation01:23

Mechanical Ventilation III: Noninvasive Ventilation

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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...
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Mechanical Ventilation II: Invasive Ventilation01:23

Mechanical Ventilation II: Invasive Ventilation

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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...
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Ventilatory Modes01:14

Ventilatory Modes

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

Mechanical Ventilation I: Indication and Settings

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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...
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Pulmonary Ventilation: Inhalation01:24

Pulmonary Ventilation: Inhalation

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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...
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Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

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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:
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Related Experiment Video

Updated: Mar 30, 2026

Author Spotlight: A Non-Intubated Video-Assisted Thoracoscopic Surgery with Multimodal Analgesia and Sevoflurane Inhalation Anesthesia
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[Non-invasive ventilation].

Anders Bastiansen

    Ugeskrift for Laeger
    |November 10, 2015
    PubMed
    Summary

    Non-invasive ventilation (NIV) is increasingly used for respiratory conditions. While beneficial for chronic obstructive pulmonary disease (COPD) exacerbations, reducing mortality, its superiority in other conditions like asthma or pulmonary edema is not conclusively proven.

    Area of Science:

    • Pulmonary Medicine
    • Critical Care Medicine

    Background:

    • Non-invasive ventilation (NIV) has seen expanded use in recent years.
    • NIV offers an alternative to invasive mechanical ventilation for respiratory support.

    Purpose of the Study:

    • To review the current evidence on the efficacy of NIV in various acute respiratory conditions.
    • To identify specific patient populations where NIV demonstrates clear benefits.

    Main Methods:

    • Systematic review of studies investigating NIV for exacerbations of chronic obstructive pulmonary disease (COPD), cardiogenic pulmonary edema, acute respiratory distress syndrome (ARDS), asthma, and neuromuscular disease.
    • Analysis of mortality data and number needed to treat (NNT) where available.

    Main Results:

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  • NIV significantly reduces mortality in patients with exacerbations of COPD when used as an adjunct to standard medical treatment, with an NNT of ten.
  • Evidence for the superiority of NIV over other ventilation modalities in cardiogenic pulmonary edema, ARDS, asthma, and neuromuscular disease is inconclusive.

    • Conclusions:

    • NIV is a valuable treatment option for COPD exacerbations, offering a survival benefit.
    • Further research is needed to establish the definitive role and superiority of NIV in other acute respiratory failure settings.