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Related Concept Videos

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...
Acute Respiratory Failure-V01:29

Acute Respiratory Failure-V

The treatment for acute respiratory failure varies based on factors like the underlying cause, overall health, and severity. A collaborative healthcare team is essential for early detection, often through arterial blood gas analysis. Identifying the cause is the primary goal, with treatment strategies adjusted for ventilation/perfusion (V/Q) mismatch, shunting, or diffusion impairment.
Ensure that patients are monitored continuously for their response to therapy, including changes in...
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...
Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

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:
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)
Assessment of Ventilation II: Respiratory Depth and Rhythm01:29

Assessment of Ventilation II: Respiratory Depth and Rhythm

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:

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Related Experiment Video

Updated: Jul 6, 2026

Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome (ARDS)
06:22

Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome (ARDS)

Published on: April 7, 2021

Real-time algorithm-driven ventilation feedback to improve lung-protective ventilation in patients with ARDS

Longxiang Su1, Yingying Yang2, Ye Wang3

  • 1Department of Critical Care Medicine, State Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Science, Beijing, China. sulongxiang@vip.163.com.

Respiratory Research
|July 4, 2026
PubMed
Summary

A new cloud-based platform provides real-time feedback to improve lung-protective ventilation in ARDS patients. This technology aims to enhance adherence to ventilation targets and potentially improve patient outcomes.

Keywords:
Intensive care unitLung-protective ventilationMechanical ventilationReal-time feedback

Related Experiment Videos

Last Updated: Jul 6, 2026

Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome (ARDS)
06:22

Surfactant Depletion Combined with Injurious Ventilation Results in a Reproducible Model of the Acute Respiratory Distress Syndrome (ARDS)

Published on: April 7, 2021

Area of Science:

  • Critical Care Medicine
  • Respiratory Physiology
  • Health Informatics

Background:

  • Lung-protective ventilation is crucial for managing Acute Respiratory Distress Syndrome (ARDS) but faces challenges in real-world application.
  • Suboptimal adherence to low tidal volume and driving pressure targets is common due to limited monitoring and feedback.
  • Existing methods lack the granularity and real-time data necessary for timely clinical adjustments.

Purpose of the Study:

  • To evaluate the effectiveness of a real-time, cloud-based algorithmic feedback platform in improving lung-protective ventilation delivery.
  • To assess the impact of this intervention on clinical outcomes in mechanically ventilated ARDS patients.
  • To determine if enhanced feedback can overcome barriers to implementing lung-protective ventilation strategies.

Main Methods:

  • A multicentre, parallel-group, open-label randomized controlled trial involving 208 adult ARDS patients.
  • Patients were assigned to standard monitoring (Control) or real-time respiratory mechanics feedback via a cloud platform (Intervention).
  • The intervention included real-time alerts and ventilator reports integrating multiple ventilation parameters and patient-ventilator asynchrony events over 72 hours.

Main Results:

  • The primary outcome is the lung-protective ventilation achievement rate, defined by compliance with specific targets for tidal volume, driving pressure, plateau pressure, and mechanical power.
  • Secondary outcomes include ventilator-free days, ICU length of stay, ventilator-associated complications, and inflammatory biomarkers.
  • Safety outcomes such as severe hypoxemia, acidemia, barotrauma, and hemodynamic instability were also monitored.

Conclusions:

  • This study represents one of the first multicentre randomized controlled trials to assess a real-time algorithmic feedback platform for enhancing lung-protective ventilation.
  • The intervention aims to provide continuous bedside feedback, facilitating timely and standardized clinical adjustments.
  • The platform has the potential to significantly improve the delivery of lung-protective ventilation in clinical practice.