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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)
Behavior Therapy01:22

Behavior Therapy

Behavior therapy incorporates diverse techniques rooted in classical conditioning principles to address maladaptive behaviors and anxiety disorders. These methods aim to reduce avoidance behaviors, foster adaptive coping mechanisms, and alter associations between stimuli and responses, making them effective in a wide range of therapeutic contexts.
Exposure therapy is a cornerstone of behavioral treatment for anxiety disorders. It involves systematic exposure to feared stimuli, either in real...
Psychodynamic Therapy01:29

Psychodynamic Therapy

Psychodynamic therapies emphasize the exploration of unconscious processes and early childhood experiences as fundamental contributors to psychological difficulties. These therapies, deeply rooted in Freud's psychoanalytic theory, aim to uncover and resolve unconscious conflicts, granting individuals insights that promote emotional and behavioral healing. Contemporary psychodynamic approaches have evolved, integrating a broader range of influences and methodologies while still valuing the...
Chest Physiotherapy01:24

Chest Physiotherapy

Chest Physiotherapy (CPT) is a therapeutic technique used in respiratory care to improve ventilation, clear bronchial secretions, and enhance the efficiency of respiratory muscles. This therapy includes three primary procedures: postural drainage, percussion, and vibration. It can be performed on spontaneously breathing patients and those who are intubated and mechanically ventilated.
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Pressure Relationships in Thoracic Cavity01:24

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Breathing, otherwise known as pulmonary ventilation, is the process of air movement into and out of the lungs. The main mechanisms propelling pulmonary ventilation are atmospheric pressure (Patm), intra-pulmonary (Ppul ) or intra-alveolar pressure (Palv) within the alveoli, and intrapleural pressure (Pip) within the pleural cavity.
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Related Experiment Video

Updated: May 25, 2026

Normothermic Negative Pressure Ventilation Ex Situ Lung Perfusion: Evaluation of Lung Function and Metabolism
09:31

Normothermic Negative Pressure Ventilation Ex Situ Lung Perfusion: Evaluation of Lung Function and Metabolism

Published on: February 14, 2022

Negative pressure therapy: theory and practice.

M V Schintler1

  • 1Division of Plastic and Reconstructive Surgery, Medical University Graz, Graz, Austria. michael.schintler@medunigraz.at

Diabetes/Metabolism Research and Reviews
|January 25, 2012
PubMed
Summary

Negative pressure wound therapy (NPWT) accelerates healing in chronic wounds and aids surgical preparation. While its mechanisms require further study, evidence supports its efficacy in promoting wound healing and treating infections.

Related Experiment Videos

Last Updated: May 25, 2026

Normothermic Negative Pressure Ventilation Ex Situ Lung Perfusion: Evaluation of Lung Function and Metabolism
09:31

Normothermic Negative Pressure Ventilation Ex Situ Lung Perfusion: Evaluation of Lung Function and Metabolism

Published on: February 14, 2022

Area of Science:

  • Wound healing and regenerative medicine
  • Biomedical engineering
  • Clinical surgery

Background:

  • Negative pressure wound therapy (NPWT), also known as topical negative pressure or vacuum therapy, is widely used for wound healing.
  • It serves as a primary treatment for chronic wounds and an adjunct for surgical preparation.
  • Despite its clinical success, the physiological mechanisms underlying NPWT are not fully understood.

Purpose of the Study:

  • To systematically review and analyze the evidence supporting the efficacy of NPWT.
  • To evaluate the known effects of NPWT on wound healing mechanisms and clinical outcomes.
  • To identify gaps in current research and suggest future study directions.

Main Methods:

  • A meta-analysis of peer-reviewed publications from PubMed-Medline.
  • Inclusion criteria required randomized clinical trials, vacuum-assisted closure (VAC), and topical negative pressure.
  • Data were evaluated from experimental animal studies, RCTs, clinical observations, and case reports.

Main Results:

  • Systematic analysis indicates NPWT efficacy in inducing wound healing mechanisms, particularly in early stages.
  • Increased perfusion is a proven effect of NPWT.
  • Data analysis demonstrates positive efficacy in treating wound infections.

Conclusions:

  • NPWT is an effective tool for supporting wound healing, especially when indicated and performed by experienced surgeons.
  • Evidence supports its superiority over conventional techniques in many cases.
  • Further prospective, randomized, blinded studies are needed to clarify mechanisms and solidify evidence-based data.