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Updated: Dec 12, 2025

Normothermic Negative Pressure Ventilation Ex Situ Lung Perfusion: Evaluation of Lung Function and Metabolism
Published on: February 14, 2022
Negative pressure ventilation as a bridge to lung transplant
María D P Martínez1, Francisco G Alvarez1, Jorge M Mallea2
1Department of Transplantation, Mayo Clinic, Jacksonville, FL 32224 USA.
Lung allocation strategies now prioritize sicker patients, increasing use of invasive ventilation as a bridge to transplant. A case study shows a non-invasive negative pressure ventilator can successfully bridge patients to lung transplantation.
Area of Science:
- Pulmonology and Critical Care Medicine
- Transplant Surgery
Background:
- Lung allocation policies have evolved to prioritize critically ill patients awaiting lung transplantation.
- This has led to increased use of invasive mechanical ventilation and extracorporeal support as a bridge-to-transplant strategy.
- The significant morbidity associated with invasive support necessitates exploring less invasive alternatives.
Observation:
- A case report details a patient successfully bridged to lung transplantation.
- The patient utilized a negative pressure ventilator, a less invasive respiratory support modality.
- This approach provided adequate support without the complications of invasive methods.
Findings:
- Successful bridging to lung transplantation was achieved using a negative pressure ventilator.
- This demonstrates the feasibility of employing less invasive ventilatory support in select pre-transplant candidates.
- Negative pressure ventilation offers a viable alternative to invasive support for bridging to lung transplantation.
Implications:
- Less invasive respiratory support, such as negative pressure ventilation, should be considered in pre-transplant management.
- This could potentially reduce the morbidity associated with traditional bridge-to-transplant strategies.
- Further research into non-invasive ventilatory support for end-stage lung disease is warranted.
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