Status:

RECRUITING

EIT-Guided Ventilator Settings in AHRF

Lead Sponsor:

Mahidol University

Conditions:

Acute Hypoxemic Respiratory Failure

Acute Respiratory Distress Syndrome (ARDS)

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

This exploratory study aims to investigate the effect of Electrical Impedance Tomography (EIT)-guided ventilator settings on mechanical power in patients with acute hypoxemic respiratory failure (AHRF...

Detailed Description

This exploratory study investigates the effect of Electrical Impedance Tomography (EIT)-guided PEEP titration on mechanical power in patients with acute hypoxemic respiratory failure (AHRF), including...

Eligibility Criteria

Inclusion

  • Age ≥ 18 years
  • Diagnosed with acute hypoxemic respiratory failure within 48 hours
  • Expected to require invasive mechanical ventilation ≥ 48 hours
  • On mechanical ventilation within 24 hours
  • Deep sedation and neuromuscular blockade

Exclusion

  • Pregnancy
  • Body mass index (BMI) \> 40 kg/m2
  • Contraindications to using electrical impedance tomography, including
  • Presence of a pacemaker or automatic implantable cardioverter-defibrillator (AICD)
  • Inability to place the belt due to presence of surgical wounds dressing, thoracic or spinal cord trauma, recent thoracic surgery, etc.
  • High risk for PEEP titration
  • Hemodynamic instability defined as mean arterial pressure \< 65 mmHg despite optimization of fluid status and/or use of vasopressors
  • Unstable cardiac arrhythmias
  • Presence of lung bullae greater than 2 cm in diameter, identified on chest X-ray
  • Presence of pneumothorax or pneumomediastinum
  • Right-sided heart failure or severe pulmonary hypertension
  • Neurologic conditions associated with a risk of intracranial hypertension
  • Use of extracorporeal membrane oxygenation (ECMO)
  • Severe chronic respiratory disease, defined as follows: requiring home oxygen therapy, or previous lung function showing (FEV1 less than 20 ml/kg PBW, or FEV1/FVC less than 50% predicted value), or chronic hypercapnia (PaCO2 greater than 45 mmHg) and/or chronic hypoxemia (PaO2 less than 55 mmHg) on FIO2 = 0.21, or radiographic x-ray evidence of any chronic over-inflation or chronic interstitial infiltration, or chronic restrictive, obstructive, neuromuscular, chest wall or pulmonary vascular disease resulting in severe exercise restriction (unable to climb stairs or perform household duties, secondary polycythemia, severe pulmonary hypertension with mean pulmonary arterial pressure greater than 40 mmHg)
  • Decision to withhold life-sustaining treatment or palliative care.
  • Moribund status with an expected survival of less than 24 hours.
  • Refusal to provide informed consent

Key Trial Info

Start Date :

December 17 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2026

Estimated Enrollment :

17 Patients enrolled

Trial Details

Trial ID

NCT06936618

Start Date

December 17 2024

End Date

December 1 2026

Last Update

April 27 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Siriraj Hospital, Mahidol University

Bangkok, Thailand, 10700