STimulation to Activate RespIration

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorLungpacer Medical Inc.

About this trial

Multi-center, randomized, controlled, open-label Phase 2 feasibility trial. Subjects on mechanical ventilation (MV) for acute hypoxemic respiratory failure (AHRF) with lung injury (including subjects who meet criteria for acute respiratory distress syndrome (ARDS)) will be randomized 2:1 to diaphragm neurostimulation-assisted ventilation (DNAV) using the AeroNova System plus lung-protective ventilation (Treatment) vs. lung-protective ventilation alone (Control).

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Male or female, 18 years or older, and

Able to provide informed consent or have a legally authorized representative (LAR) / Substitute Decision Maker (SDM) who can provide consent, and

Have acute onset of new respiratory symptoms or dysfunction within the 2 weeks before onset of need for respiratory support, and

PaO2:FiO2 ratio ≤300 mm Hg on PEEP ≥5 cm H2O, or

Disqualifiers

Hypoxemia is primarily attributable to acute exacerbation of chronic obstructive pulmonary disease, status asthmaticus, cardiogenic pulmonary edema, or pulmonary embolism.

Underlying chronic parenchymal lung disease that may make recovery/extubation a challenge (e.g., COPD, pulmonary fibrosis).

Broncho-pleural fistula at the time of eligibility assessment.

Require extracorporeal membrane oxygenation.

Trial design

Design model

Parallel

Treatments tested in this trial

  • Phrenic Nerve Stimulation

    Device

    During controlled MV when patients are not breathing, continuous diaphragm neurostimulation-assisted ventilation (DNAV) will be delivered in synchrony with each ventilator-delivered breath.

Treatment groups

30 Participants
are divided into 2 treatment groups
Group A: TreatmentExperimental treatment 1 intervention
Group B: ControlNo intervention 0 interventions

Trial outcomes

Primary outcomes

1

Successful device insertion, mapping, and initiation of stimulation within 18 hours of meeting readiness-to-stimulate criteria

Time frame
Within 18 hours of meeting readiness to stimulate criteria
2

Stimulation delivered on >50% of ventilator-triggered breaths (ascertained from continuous recordings stored in the Console)

Time frame
30 days
3

Rehabilitation sessions delivered at least once per day on >50% of days when the patient was breathing in assisted (patient-triggered) mechanical ventilation

Time frame
30 days

Secondary outcomes

1

Unanticipated serious adverse device events (USADE) and incidence of device- or procedure-related SAEs in the Treatment group

Time frame
30 days

Other outcomes

Sponsors and contacts

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