Schmutz, Axel
Schwarz, Theresa
Schumann, Stefan
Spaeth, Johannes
Funding for this research was provided by:
Universitätsklinikum Freiburg
Article History
Received: 8 July 2024
Accepted: 24 December 2025
First Online: 8 January 2026
Declarations
:
: The authors declare that they have no competing interests. No external financial sponsoring. The transport ventilators were provided by the respective manufacturers for the purpose of the study.
: Approval of the Ethics Committee of the University of Freiburg, Germany (21.02.2017, Approval Number 56/17). Each operator gave written informed consent before inclusion in the study.
: There are no individual person’s data in any form in this manuscript.