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Manual ventilation and open suction procedures contribute to negative pressures in a mechanical lung model
  1. Espen Rostrup Nakstad1,2,
  2. Helge Opdahl1,
  3. Fridtjof Heyerdahl3,
  4. Fredrik Borchsenius2 and
  5. Ole Henning Skjønsberg2
  1. 1 Department of Acute Medicine, Oslo University Hospital, Ullevaal, Norway
  2. 2 Department of Pulmonary Medicine, Oslo University Hospital, Ullevaal, Norway
  3. 3 Department of Anesthesiology, Oslo University Hospital, Ullevaal, Norway
  1. Correspondence to Dr Espen Rostrup Nakstad; espen.nakstad{at}gmail.com

Footnotes

  • Contributors HO helped design the study, participated in pretest measurements and worked extensively on manuscript and figure texts.

    FH participated in measurements and experimental procedures and did revision of the manuscript.

    FB helped design the study, was involved in the interpretation of pretest measurements and participated in the revision of the manuscript.

    OHS helped design the study, worked on the manuscript and did thorough revision of all text and figure legends.

    ERN (corresponding author) designed the study, made modifications to the lung model, did pretest measurements, carried out experimental procedures, drafted the manuscript and produced figures and legends.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; externally peer reviewed.

  • Data sharing statement Supplementary data files have been shared in a previous publication (reference 8).

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Footnotes

  • Contributors HO helped design the study, participated in pretest measurements and worked extensively on manuscript and figure texts.

    FH participated in measurements and experimental procedures and did revision of the manuscript.

    FB helped design the study, was involved in the interpretation of pretest measurements and participated in the revision of the manuscript.

    OHS helped design the study, worked on the manuscript and did thorough revision of all text and figure legends.

    ERN (corresponding author) designed the study, made modifications to the lung model, did pretest measurements, carried out experimental procedures, drafted the manuscript and produced figures and legends.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; externally peer reviewed.

  • Data sharing statement Supplementary data files have been shared in a previous publication (reference 8).

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