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Use of CO2 Detectors to Help Provide Effective Breaths During Resuscitation of Preterm Newborns

Not Applicable
Completed
Conditions
Preterm Birth
Interventions
Device: Monitor Group
Registration Number
NCT04287907
Lead Sponsor
KK Women's and Children's Hospital
Brief Summary

Effective ventilation is the single most vital intervention to improve outcome of resuscitation in the neonatal population. Assessments of effective ventilations are based on clinical parameters, but may be difficult due to inexperienced personnel as well as observer variability. End tidal CO2 detectors (ETCO2) have been shown to improve effective ventilation in manikin model as well as in video recordings of selective infants where obstructive breaths were recognized objectively by means of lack of colour change.

This is a trial evaluating the use of a qualitative end tidal CO2 monitor device during mask ventilation in the delivery room. The investigators hypothesize that using a colorimetric carbon dioxide detector during mask ventilation, it could facilitate recognition of obstructed breaths and reduce the duration of bradycardia and desaturations.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
50
Inclusion Criteria

Preterm infants 24+0/7 to 32+0/7 weeks who require mask ventilation during resuscitation

Exclusion Criteria
  1. Infants with impaired pulmonary circulation (eg. Cardiac arrest, pulmonary atresia, severe pulmonary stenosis
  2. Infants with congenital airway anomalies

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
MonitorMonitor GroupQualitative End Tidal Co2 detector will be attached to the face mask used to provide mask ventilation to the preterm baby before connected to the T piece resuscitator. Respiratory function monitor sensor will be placed within circuit to measure parameters e.g. PIP, PEEP, FiO2, tidal volume.
Primary Outcome Measures
NameTimeMethod
Bradycardia and Desaturation DurationThis outcome will be obtained immediately after birth when available on pulse oximetry

Duration of bradycardia (HR\<100beats per minute) + Desaturation (SpO2 readings below recommended target during respective minutes of life after birth

Secondary Outcome Measures
NameTimeMethod
Delivery room chest compressionsDuring resuscitation course at birth

This outcome will be counted as yes if infant required chest compressions in the delivery room

Delivery room intubationDuring resuscitation course at birth

This outcome will be counted as yes if infant required endotracheal intubation in the delivery room

Delivery room peak inspiratory pressure (PIP)During resuscitation course at birth

Peak inspiratory pressure (PIP) used during mask ventilation during resuscitation after birth, measured as cmH20

Delivery room fraction of inspired oxygen level (FiO2)During resuscitation course at birth

Fraction of inspired oxygen level (FiO2) measured using an oxygen analyser within the ventilating circuit during mask ventilation (ranges from 0.21-1.0)

Delivery room positive end expiratory pressure (PEEP)During resuscitation course at birth

Positive end expiratory pressure (PEEP) used during mask ventilation during resuscitation after birth, measured as cmH20

incidence of severe intraventricular hemorrhage (IVH)During inpatient hospital course, usually 2-3 months

ultrasound finding of grade3-4 intraventricular hemorrhage

Apgar ScoresDuring resuscitation course at birth

Apgar score with a scale of 0-10 (0 being the worst and 10 the best) obtained by adding points for heart rate, respiratory effort, muscle tone, reflex, and colour to represent the condition of newborn baby after birth. Scores are assigned at at 1 and 5 minutes of life respectively, with extension after 10 minutes if initial scores are low

Duration of assisted ventilation before dischargeDuring inpatient hospital course, usually 2-3 months

ventilation days on mechanical ventilator or continuous positive airway pressure (CPAP) respectively

incidence of chronic lung disease (CLD)During inpatient hospital course, usually 2-3 months

diagnosed when there is a need for oxygen at 36 weeks post menstrual age

Admission blood gas partial pressure of carbon dioxide (pCO2) levelsDuring inpatient hospital course, usually 2-3 months

first blood gas pCO2 levels in mmHg

incidence of necrotizing enterocolitis (NEC)During inpatient hospital course, usually 2-3 months

diagnosis of NEC proven by abdominal X-rays, classified as Bell Stage II

incidence of severe retinopathy of prematurity (ROP)During inpatient hospital course, usually 2-3 months

diagnosed when there is a need for laser surgery for treatment of ROP

Tidal volume during resuscitationDuring resuscitation course at birth

Tidal volume (ml/kg) measured using a respiratory function monitor sensor attached to the mask during mask ventilation

Mask leakage during resuscitationDuring resuscitation course at birth

mask leakage (%) measured and calculated using a respiratory function monitor during mask ventilation

Occurrence of air leak syndromesDuring inpatient hospital course, usually 2-3 months

pneumothorax, pneumomediastinum confirmed on x ray

Trial Locations

Locations (1)

KK Women's and Children's Hospital

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Singapore, Singapore

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