Ischemic Postconditioning in STEMI Patients Treated With Primary PCI

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorRigshospitalet, Denmark

About this trial

In a prospective, randomized clinical trial the iPOST2 trial will determine whether ischemic postconditioning reduces reperfusion injury and this will translate into improved clinical outcome of heart failure and death for STEMI patients who present with TIMI0-1 undergoing primary PCI

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age ≥18 years

Acute onset of chest pain with < 12 hours duration

STEMI as characterized by 2 mm ST elevation in 2 or more V1 through V4 leads or presumed new left bundle branch block with minimum of 1 mm concordant ST elevation or 1 mV ST-segment elevation in the limb lead (II, III and aVF, I, aVL) and V4-V6 or ST depression in 2 or more V1 through V4 leads indicating posterior AMI.

TIMI flow 0-1 in infarct related artery

Disqualifiers

Potential pregnancy

Refusal to participate

OHCA without subsequent consciousness despite ROSC

Thrombectomy considered unavoidable

Trial design

Design model

Parallel

Treatments tested in this trial

  • Ischemic postconditioning

    Procedure/Surgery

    After 60 seconds of reperfusion, ischemic postconditioning with an adequately sized balloon (60 reperfusion/60 seconds re-occlusion, four cycles) will be performed

  • Conventional

    Procedure/Surgery

    State of the art primary PCI, however thrombectomy is not allowed

Treatment groups

1,800 Participants
are divided into 2 treatment groups
Group A: Ischemic postconditioningActive comparator 1 intervention
Group B: ConventionalPlacebo comparator 1 intervention

Trial outcomes

Primary outcomes

1

All cause mortality or hospitalization for heart failure

Composite endpoint of all cause mortality or hospitalization for heart failure which ever occur first

Time frame
From date of randomization until the date of first documented hospitalization for heart failure or date of death from any cause, whichever came first, assessed up to 280 events have been adjudicated or up to 36 months

Secondary outcomes

1

All cause mortality

All cause mortality

Time frame
From date of randomization until the date of first documented death from any cause assessed up to 280 events have been adjudicated or up to 36 months
2

Percentage of patients hospitalized for heart failure

Any hospitalization for heart failure occurring after the index STEMI

Time frame
From date of randomization until the date of first documented hospitalization for heart failure assessed up to 280 events have been adjudicated or up to 36 months
3

Percentage of patients with myocardial infarction

Any myocardial infarction occurring after the index STEMI

Time frame
From date of randomization until the date of first documented hospitalization for heart failure or date of death from any cause, whichever came first, assessed up to 280 events have been adjudicated or up to 36 months
4

Cardiovascular death

Cardiovascular death

Time frame
From date of randomization until the date of first documented hospitalization for heart failure or date of death from any cause, whichever came first, assessed up to 280 events have been adjudicated or up to 36 months

Other outcomes

Sponsors and contacts

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