Can a pacemaker for the diaphragm save more donor lungs?
NCT ID NCT07505589
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This small study tested a device that paces the diaphragm in brain dead organ donors whose lungs were too damaged for transplant. The goal was to see if this approach could improve lung function enough to make the lungs usable. Only 3 people took part, so the results are very early and mainly show that the procedure is possible and safe.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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3 people
The number who actually took part.
- Started
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Jan 2024
- Finished
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Dec 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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19 to 100 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Designated as brain dead according to BC provincial guidelines, and * Are 19 years or older, and * Are mechanically ventilated, and * TSDM consented for organ donation, and * TSDM consented to study participation, and * Accepted by BC transplant team to donate at least 1 organ system, and * Declined by BC transplant team for lung donation based on hypoxia with the PaO2/FiO2ratio \< 300 mmHg or other criterion that precludes lung donation as requested by the organ donation team. Exclusion Criteria: * Greater than 8 hours from time declined for lung donation and initiation of LAPS-PNS, * Inability to place a central venous catheter in the left internal jugular or left subclavian vein, * Neuromuscular disease (e.g., Amyotrophic Lateral Sclerosis, Guillain-Barre), * Previous phrenic nerve injury, * Spinal cord injury above the 6th cervical spine level, * Implanted electronic cardiac or neurostimulation device in situ * 2nd or 3rd degree heart block on at least 2 EKGs conducted during routine care, * Treating physician deems enrollment not clinically appropriate for other reason
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Royal Columbian Hospital
New Westminster, B.C., V3L 3W7, Canada
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