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Respiratory FailureNAVANCT03180385

NAVA Versus BiPAP Non-Invasive Respiratory Support in Infants Following Congenital Heart Surgery

A study testing Neurally-Adusted Ventilatory Assist (NAVA) and Biphasic Positive Airway Pressure Support (BiPAP) in people with Respiratory Failure, run by Children's Hospitals and Clinics of Minnesota at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Pediatric patients often require prolonged mechanical ventilation after cardiac surgery which comes with many undesirable effects. As a result, neurally-adjusted ventilatory assist (NAVA) and biphasic positive airway pressure support (BiPAP) have been developed as non-invasive alternatives to providing respiratory… Read more about this study

Who is it for?
Ages Up to 12 months
Conditions the study is for
Respiratory Failure
What is being tested?
Neurally-Adusted Ventilatory Assist (NAVA) and Biphasic Positive Airway Pressure Support (BiPAP)
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
15 participants
Where
1 siteUnited States
Study dates
1 Mar 2017to 10 Apr 2018
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Up to 12 months
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Postoperative cardiac surgery patients admitted to the Cardiovascular Care Center (CVCC) at Children's Hospitals and Clinics of Minnesota
  • Recommended for non-invasive (NIV) respiratory support following extubation, per provider discretion
  • 0 to 12 months of age

Who cannot join

  • Documented airway malformation (congenital or acquired)
  • Laryngomalacia
  • Bronchomalacia
  • Laryngeal web
  • Tracheal or bronchial rings (complete or incomplete)
  • Documented ENT abnormality
Show all 13Show fewer
  • Documented central apnea
  • Patients who are overly sedated, per provider discretion
  • Tracheostomy in place at time of cardiac surgery
  • Documented phrenic nerve paralysis (Note: Vocal cord paresis and paralysis will not be an exclusion)
  • Other chromosomal abnormality (non-Down syndrome)
  • Chronic lung disease
  • Pre-operative non-invasive respiratory support

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Children's Hospitals and Clinics of Minnesota

    Minneapolis, Minnesota, 55404

Other trials in United States

About this study

Official title: Neurally Adjusted Ventilatory Assist (NAVA) Versus Conventional Biphasic Positive End Expiratory Pressure (BiPAP) Non-Invasive Respiratory Support in Infants Following Congenital Heart Surgery

Pediatric patients often require prolonged mechanical ventilation after cardiac surgery which comes with many undesirable effects. As a result, neurally-adjusted ventilatory assist (NAVA) and biphasic positive airway pressure support (BiPAP) have been developed as non-invasive alternatives to providing respiratory support post-operatively. The investigators hypothesize that providing synchronized biphasic support with NAVA will be associated with shorter duration of non-invasive respiratory support, less sedation requirements, and reduced length of hospital stay. This is a prospective, randomized study. Subjects are randomized to receive either NAVA or BiPAP following their cardiothoracic surgery.

Read the detailed description

Mechanical ventilation is often very necessary in the care of critically ill pediatric patients. However, it comes with many different complications that include chronic lung disease, tissue damage, and ventilator-associated pneumonia. Over time, we have increased our understanding of how a child's physiology interacts with a ventilator and this has led to two different non-invasive forms of respiratory support: bilevel positive air pressure (BiPAP) and neurally adjusted ventilator assist (NAVA). While both modalities come with a lot of benefits such as improved gas exchange, decreased respiratory and heart rate and decreased inspiratory work of breathing, NAVA has the ability to provide synchronous ventilatory support due to the electrical activity of the diaphragm.

The purpose of this study is to compare clinical outcomes following use of NAVA versus BiPAP in patients undergoing cardiac surgery, Specifically, comparisons of non-invasive respiratory support, duration of sedation, and length of hospital stay. The investigators hypothesize that the use of NAVA will lead to a shorter duration of non-invasive respiratory support, less sedation requirements, and reduced length of hospital stay compared to the use of BiPAP.

This is a single-site, prospective randomized study. Subjects are randomized into two arms: those who receive NAVA and those who receive BiPAP post-operatively.

Subjects will be followed for up to 14 days post-operatively or until they are discharged, whichever comes first. Pain medication administered, FLACC (Face, Legs, Activity, Cry, Consolability), and SBS (State Behavioral Scale) scores are recorded daily for up to 14 days.

Being tested
Neurally-Adusted Ventilatory Assist (NAVA), Biphasic Positive Airway Pressure Support (BiPAP)
Keywords
NAVA, BiPAP, Pediatrics, Cardiac Surgery
Medical subject headings
Respiratory Insufficiency

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Neurally-Adusted Ventilatory Assist (NAVA)Device

    Delivery of positive pressure is based on the electrical activity of the diaphragm (Edi) via a nasogastric (NG) catheter that is placed on the phrenic nerve, which runs along the esophagus. This results in synchronous ventilation for the patient.

  • Biphasic Positive Airway Pressure Support (BiPAP)Device

    Conventional form of non-invasive respiratory support that does not deliver positive airway pressure in a synchronous fashion.

Study groups in NCT03180385
Study groupRoleWhat they receive
Neurally-Adjusted Ventilatory Assist (NAVA)ExperimentalSynchronized biphasic non-invasive respiratory support
Receives: Device: Neurally-Adusted Ventilatory Assist (NAVA)
Biphasic Positive Airway Pressure Support (BiPAP)Active comparatorConventional non-invasive respiratory support
Receives: Device: Biphasic Positive Airway Pressure Support (BiPAP)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Average Post-operative Midazolam Dose

    Measured: Up to 14 days post-operatively

  2. Post-operative Pain Scores-FLACC

    FLACC (Face, Legs, Activity, Cry, Consolability) scale

    Measured: Up to 14 days post-operatively

  3. Post-operative Sedation Scores-SBS

    SBS (State Behavioral Scale)

    Measured: Up to 14 days post-operatively

  4. Length of Intubation

    Measured: Up to 14 days post-operatively

  5. Length of Non-Invasive Respiratory Support

    Measured: Up to 14 days post-operatively

  6. Average Post-operative Morphine Dose

    Measured: Up to 14 days post-operatively

  7. Average Post-operative Lorazepam Dose

    Measured: Up to 14 days post-operatively

  8. Average Post-operative Dexmedetomidine Dose

    Measured: Up to 14 days post-operatively

  9. Average Post-operative Total Fentanyl Dose

    Measured: Up to 14 days post-operatively

  10. Average Post-operative PCA Fentanyl Dose

    Measured: Up to 14 days post-operatively

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted8 Jun 2017
  2. Study start1 Mar 2017
  3. Primary completion10 Apr 2018
  4. Study completion10 Apr 2018

Why it stopped: Very small percentage of enrolled patients needing non-invasive support and small chance of us reaching target enrollment within funding period.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
15 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03180385
Sponsor's protocol ID
1701-008
Acronym
NAVA
Status last verified
Sep 2019
First submitted
6 Jun 2017
Last updated
10 Mar 2020
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
Yes

Questions about this trial

What is this clinical trial studying?

A study testing Neurally-Adusted Ventilatory Assist (NAVA) and Biphasic Positive Airway Pressure Support (BiPAP) in people with Respiratory Failure, run by Children's Hospitals and Clinics of Minnesota at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 13 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 10 Mar 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 15 Oct 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Average Post-operative Midazolam Dose (time frame: Up to 14 days post-operatively). The study lists 10 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Mar 2020.

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