Comparing Two Breathing Support Methods to Help Extremely Premature Infants Breathe After Extubation
Led by University of Pennsylvania · Updated on 2026-06-25
478
Participants Needed
20
Research Sites
39 weeks
Total Duration
AI-Summary
What this Trial Is About
Researchers are evaluating breathing support methods for extremely premature infants born between 23 07 and 28 67 weeks gestation who are undergoing extubation from mechanical ventilation. The study compares non-invasive neurally adjusted ventilatory assist NIV-NAVA with non-synchronized nasal intermittent positive pressure ventilation NS-NIPPV to see which method better reduces extubation failure within five days after extubation. This pragmatic, multicenter, randomized clinical trial addresses ventilator-induced lung injury, a key factor in bronchopulmonary dysplasia BPD, a leading respiratory complication in preterm infants.
Participants are randomly assigned to receive either NIV-NAVA using FDA-approved devices with Edi catheters or NS-NIPPV delivered via FDA-approved ventilators commonly used at the study sites. The trial focuses on the initial five days following extubation to monitor breathing support effectiveness. Both methods are non-invasive and aim to support infants respiratory efforts with different synchronization techniques.
Throughout the study, infants will be closely monitored for extubation failure within 120 hours post-extubation. Additional assessments include tracking bronchopulmonary dysplasia and related complications up to 36 weeks postmenstrual age. Researchers will collect data on ventilator use, oxygen support, and prematurity-related health issues. Participation involves regular clinical evaluations and device monitoring until study completion, with the goal of improving respiratory outcomes in this vulnerable population.
CONDITIONS
Brief Title
The Diaphragmatic Initiated Ventilatory Assist (DIVA) Trial
Research Team
E
Elizabeth Foglia
L
Lisa Wesby, MS
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This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
Factors
NIV‑NAVA
NS‑NIPPV
What it is
A non‑invasive ventilatory support mode that adjusts assistance based on the infant’s diaphragm electrical activity (nerve‑triggered breathing support).
A form of non‑invasive positive pressure ventilation delivered through nasal prongs without synchronization to the infant’s breathing.
Role in trial
Investigational arm being evaluated as a device‑based respiratory support option post‑extubation.
Active comparator arm representing current non‑synchronized ventilatory support used post‑extubation.
Primary use
Support infants’ breathing immediately after extubation to potentially reduce respiratory failure.
Provide non‑invasive respiratory support post‑extubation to prevent reintubation.
How it is given or performed
Ventilation is provided via an Edi catheter that detects diaphragm signals, delivering assistance in sync with neural breathing effort.
Ventilation delivered non‑invasively through nasal prongs with timed positive pressure, without synchronizing to the infant’s own breathing efforts.
Evidence status outside this trial
Meta‑analyses suggest NIV‑NAVA improves ventilator synchrony and may lower reintubation rates after extubation, but evidence certainty remains low and no reduction in BPD or intubation rate has been confirmed.
Standard post‑extubation support; compared trial‑wise but lacks specific meta‑analytic evidence versus NIV‑NAVA for reintubation outcomes in preterm infants.
Important risks
No safety signals specific to NIV‑NAVA post‑extubation have been consistently reported, though study sizes are small and evidence uncertain.
No safety concerns highlighted compared to other non‑invasive support in available analyses.
Important limitations
Evidence is limited by small study populations, low certainty of results, and lack of long‑term outcome data such as neurodevelopment or BPD prevention.
Comparative evidence largely indirect or embedded in mixed‑modality reviews; lacks focused prospective trials versus NIV‑NAVA.
Patient impact
May reduce the likelihood of needing re‑intubation after extubation, but impact uncertain due to limited data.
Represents current non‑synchronized respiratory support option; re‑intubation risk remains similar to NIV‑NAVA in limited trials.
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
Who Can Participate
Age: 0Days - 9Weeks
All Genders
Eligibility Criteria
You may qualify if you...
Born between 23 0/7 and 28 6/7 weeks gestational age
Intubated within the first 7 days of life
Undergoing extubation after at least 12 hours of invasive mechanical ventilation
Less than 32 weeks postmenstrual age at time of extubation
You will not qualify if you...
Major congenital anomalies, including lung underdevelopment
Neurologic disorders affecting breathing, except apnea of prematurity
Esophageal bleeding or inability to place feeding tubes
Weight below 500 grams
Study ventilator not available when needed
Planned surgery or invasive procedure within 5 days after extubation
Informed consent not given
Your Study Journey
Screening
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
Treatment
Duration - 5 days
Participants receive either NIV-NAVA or NS-NIPPV breathing support after extubation from mechanical ventilation.
Regular clinical monitoring during treatment
Follow-up
Duration - Up to 36 weeks postmenstrual age
Participants are monitored up to 36 weeks postmenstrual age for lung health and prematurity-related outcomes.
Periodic health assessments
How is the study designed?
Study Type
INTERVENTIONAL
Masking
SINGLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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Published Research Related To This Trial
The Diaphragmatic Initiated Ventilatory Assist (DIVA) trial: study protocol for a randomized controlled trial comparing rates of extubation failure in extremely premature infants undergoing extubation to non-invasive neurally adjusted ventilatory assist versus non-synchronized nasal intermittent positive pressure ventilation.
David N Matlock, Sarah J Ratcliffe, Sherry E Courtney...