ClinicalTrials.gg
CompletedNCT03395795NAVASIUpdated Mar 29, 2022

Trial Evaluating the Interest of Noninvasive Ventilation in NAVA Mode in Respiratory Decompensations Children With Infantile Spinal Muscular Atrophy Type II

An interventional study of NAVA in Infantile Spinal Muscular Atrophy, sponsored by Assistance Publique - Hôpitaux de Paris. Completed at 1 site in France. Open to participants aged 1 Year to 18 Years. Per ClinicalTrials.gov, last updated 2022-03-29.

Sponsored by Assistance Publique - Hôpitaux de Paris · Not applicable, Interventional, and Treatment

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Phase
Not applicable
Study type
Interventional
Enrollment
1
Allocation
Not applicable
Ages
1 Year to 18 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-15

Among 11 studies in Spinal Muscular Atrophies of Childhood with a site in France — 3 open to participants now, 5 under way, 2 of them phase 3. Spinal Muscular Atrophies of Childhood · France.

Enrollment
10th of 11
1 · median 80
Started
2018
the only one that year
No phase
6 of 11
2 open now
Registered
4th of 11
by date
Lead sponsor
3 of 11
Assistance Publique - Hôpitaux de Paris

Among the 11 studies in Spinal Muscular Atrophies of Childhood with a site in France, this one is the 10th largest by enrollment, is the only one that started in 2018, is one of 6 with no phase, and was the 4th registered.

Spinal Muscular Atrophies of Childhood

61 studies on the registry are indexed under Spinal Muscular Atrophies of Childhood; 18 are open to participants now.

Browse Spinal Muscular Atrophies of Childhood studies →

Open to participants now

3 of the 11 studies in Spinal Muscular Atrophies of Childhood with a site in France are open now. Recruiting first, the newest first:

All 3 open studies →

A study can be open while its sites in France have not opened yet or have stopped. Only those recruiting at a site in France →

Who these studies take

Of the 12 Spinal Muscular Atrophies of Childhood studies recruiting now, 5 (42%) set no upper age limit and 7 (58%) stop at 75 or younger; 11 take children under 18; 2 take healthy volunteers.

This study: 1 Year to 18 Years · all sexes · no healthy volunteers.

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02

Study summary

The new NAVA® ventilatory mode with the SERVO-i ventilator (Maquet®) uses the electrical activity of the diaphragm (EADi) as a marker for triggering the respiratory cycle. The EADi is captured by the electrodes of a specific catheter (the Edi® catheter) placed in the esophagus as a regular gastric feeding tube, and relayed to the SERVO-i who displays it and delivers respiratory assistance according to measured Edi signal which allows synchronous assistance, proportional to the respiratory efforts of the patient.

To date, no measure of the effectiveness of NAVA NAV has been performed in children with neuromuscular pathology whereas this technique could reduce the use of invasive ventilation, very iatrogenic in these fragile subjects.

Read the detailed description

This is a prospective, interventional, sequential, open-label research involving ASI II children with acute respiratory decompensation requiring ventilatory support by NIV. Airway pressure, transcutaneous CO2 monitoring and hemodynamic parameters will be recorded continuously during the study, after inclusion of the patient.

03

Conditions studied

  • Infantile Spinal Muscular Atrophy

Keywords

  • Infantile Spinal Muscular Atrophy
  • Respiratory Decompensations
04

Who can participate

Ages eligible
1 Year to 18 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Age above 1 year and under 18 years
  • Patient hospitalized in the pediatric intensive care unit.
  • Acute respiratory decompensation requiring non-invasive ventilation for more than 6 hours.
  • Patient with traditional NIV support less than 12 hours and still showing an indication for a non-invasive ventilatory support.
  • Affiliation to the French health insurance organism
  • Consent signed by the two holders of parental authority for the child participation in the research.

Exclusion criteria

Exclusion Criteria:

  • to the use of NAVA or the setting up of a nasogastric tube.
  • Hemodynamic instability requiring the use of vasopressor amines, adrenaline, norepinephrine or dobutamine.
  • Severe respiratory instability requiring imminent intubation or FiO2> 60%, or PaCO2> 80 mmHg.
  • Limitation of life support treatments discussed or decided.
Terms in these criteria, in plain language(1)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Contraindication

A reason a treatment, test or procedure should not be given to a particular person, such as an allergy, another illness or a medicine they take.

05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
1 participant (actual)

Study arms

  • Other
    Single arm

    Single arm trial, every patient enroll in this study will follow the same protocol with classic and NAVA mode non-invasive ventilation.

    Device: NAVA

Interventions

  • DeviceNAVA

    The study has 3 phases: 1. Phase 1: The patient is connected to the SERVOi® ventilator in classic VNI mode, which is parameterized according to the patient's needs and then maintained for 30min for measurements. 2. Phase 2: Switch to NAVA mode (1h). * Definition of NAVA parameters: The positive expiratory pressure will not be modified. The NAVA level (the proportionality factor that converts the EADi (microV) to the pressure level in cmH2O was first adjusted according to the actual assisted pressure in the patient in the normal VNI mode. * NAVA period: The ventilatory pressure, as well as the EADI is recorded continuously for 30min after a NAVA adaptation period of about 30min. 3. Phase 3: The patient returns to classic VNI mode with Phase 1 ventilatory settings for a 30 minute recording.

06

What researchers measure

Primary outcomes

  1. Asynchrony percentage

    Asynchrony percentage of non-synchronous breath cycles over all cycles of the measurement period, unaided breaths, self-initiated cycles.

    Time frame: At baseline

Secondary outcomes

  1. Feasibility

    Frequency of obtaining an EADi signal

    Time frame: At baseline

  2. Feasibility

    Percentage of effective time spent in activated NAVA mode

    Time frame: At baseline

  3. Efficacy and tolerance

    Efficacy and tolerance: during the whole of the study period (2h30), the monitoring of transcutaneous CO2 pressure (PtcCO2) will be collected.

    Time frame: At 30 minutes and 60 minutes

  4. Efficacy and tolerance

    Efficacy and tolerance: during the whole of the study period (2h30), evolution of respiratory rate will be collected.

    Time frame: At 30 minutes and 60 minutes

  5. Efficacy and tolerance

    O2 saturation will be collected.

    Time frame: At 30 minutes and 60 minutes

  6. Efficacy and tolerance

    FiO2 after 30 and 60 minutes under each ventilation mode will be collected.

    Time frame: At 30 minutes and 60 minutes

  7. Rate of recourse to intubation

    Rate of recourse to intubation, patient preference.

    Time frame: At baseline

07

Study locations

1 site
  • Service de pédiatrie, Hôpital Raymond Poincaré
    Garches, Hauts-de-Seine 92380, France
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Ran from Feb 2018 to primary completion in Dec 2019, 22 months.

How these figures are worked out, and which studies are left out of them.

Registered
Dec 11, 2017
First posted
Jan 10, 2018
StartActual
Feb 13, 2018
Primary completionActual
Dec 17, 2019
CompletionActual
Oct 5, 2021
Last update
Mar 29, 2022
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Mar 29, 2022, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT03395795
Responsible party
Sponsor
First posted
Jan 10, 2018
Start date
Feb 13, 2018
Primary completion
Dec 17, 2019
Completion
Oct 5, 2021
Last update
Mar 29, 2022

Study contacts

Aben Essid, MD
study chair · Service de pédiatrie, Hôpital Raymond Poincaré

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Mar 2022. You cannot join it, but the record below documents what was studied.

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