Emergency total ECLS vs standard ACLS with bailout ECMO for OHCA survival
Official title: Emergency Total Extracorporeal Life Support Versus Standard Advanced Cardiac Life Support With ECMO Bailout for Survival With Favorable Neurological Outcome in Refractory Out-of-Hospital Cardiac Arrest
Run by Taipei Medical University Shuang Ho Hospital · NCT06692075 · Data updated 2026-11-12
This trial tests whether starting total extracorporeal life support early helps adults with witnessed OHCA survive with good brain function better than starting standard ACLS and adding ECMO only if needed.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 75 Years |
| Sex | All |
| Enrollment | 332 (estimated) |
| Sponsor | Taipei Medical University Shuang Ho Hospital Academic / other |
| Locations | 2 sites (New Taipei, Taiwan and 1 other locations) |
| Status | Recruiting |
| Started | November 1, 2024 |
| Main results expected | November 2028 |
| Study ends | July 2029 |
| Registry record updated | November 9, 2026 |
| Trial ID | NCT06692075 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults 18-75 with witnessed OHCA, bystander CPR, initial shockable rhythm, multiple shocks, and transportation time under 30 minutes.
✕Probably not a fit
Patients outside age range, non-shockable rhythm, or with contraindicating conditions may not benefit and could face procedure-related risks.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a randomized interventional study enrolling adults 18-75 with witnessed OHCA, bystander CPR, shockable rhythm, multiple defibrillations, and transport time under 30 minutes. Participants are randomized 1:1 to receive emergency total ECLS or standard ACLS with bailout ECMO, with stratification by site. All patients receive emergency coronary revascularization, intensive care, and up to 180 days of follow-up. The trial aims to determine if earlier, full ECLS improves survival with favorable neurological outcome compared with the staged approach. Informed consent is waived due to emergency research conditions in the ED setting.
Why it matters
Potential benefit: If successful, the approach could increase survival with good neurological function after OHCA by enabling earlier circulatory support.
How similar studies have gone: Previous evidence suggests potential benefit of ECLS in refractory OHCA, but the optimal timing and strategy remain unproved, making this approach exploratory.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. adults aged 18-75 years old 2. witnessed cardiac arrest with bystander CPR 3. initial shockable rhythm as ventricular fibrillation or pulseless ventricular tachycardia ( VF/pVT ) 4. repeated defibrillation shocks ( more than 2 ) by external defibrillator 5. estimated transportation time from 119 call to arrival at emergency service less than 30 minutes. Exclusion Criteria: 1. age less than 18 years or more than 75 years old 2. non-shockable initial rhythm, i.e. pulseless electrical activity or asystole 3. acute aortic dissection 4. acute massive pulmonary embolism 5. intracerebral hemorrhage 6. major trauma due to blunt, penetrating or burn injury 7. severe peripheral artery occlusion disease 8. known pregnancy 9. suicide, illicit drug overdose or intoxication 10. known pre-arrest modified Rankin score ( mRS ) more than 3 or cerebral performance category scale ( CPC ) more than 2 11. severe concomitant malignancy with expected life expectancy less than 1 year 12. signed and effective do-not-resuscitation ( DNR ) order 13. absolute contraindications to emergency coronary angiography, including known anaphylactic reaction to angiographic contrast media, acute gastrointestinal bleeding or internal bleeding.
Where it's running
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Shuang Ho Hospital
New Taipei, Taiwan, Taiwan Recruiting -
Shuang Ho Hospital
New Taipei, Taiwan, Taiwan Recruiting
Study contacts
- Study coordinator: Jiunn-Lee Lin, MD, PHD
- Email: jiunnleelin@gmail.com
- Phone: +886-66202589
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.