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New device sucks blood clots from lungs in acute PE trial

NCT ID NCT06697314

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This trial is testing a device called AlphaVac that suctions blood clots out of the lung arteries in people with acute pulmonary embolism (PE). The study will enroll 256 adults with a confirmed PE and signs of heart strain. The main goals are to see if the device reduces heart strain within 48 hours and to track safety over 12 months.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
AlphaVac multipurpose mechanical aspiration (MMA) F1885 system (a device that suctions out blood clots)
What this could lead to
If it works, this could offer a less invasive way to quickly remove dangerous blood clots from the lungs, potentially reducing heart strain and the need for clot-busting drugs.
What could go wrong
This is a single-arm study with no comparison group, so results may be less reliable. The device may not work for everyone, and there are risks like bleeding or damage to blood vessels.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 256 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jun 2025

Expected to finish

Jun 2028

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Symptomatic, CTPA-proven acute PE with a maximum duration of symptoms of 14 days, showing a filling defect in at least one main or proximal lobar pulmonary artery * RV/LV diameter ratio ≥ 1.0 assessed by CTPA * Serum troponin levels above upper limit of normal as per hospital policy * ≥ 18 years of age * At least one of the following: 1. Electrocardiogram (ECG)-documented tachycardia with heart rate ≥ 100 BPM, not due to hypovolemia, arrhythmia or sepsis 2. Systolic blood pressure ≤ 110mmHg for at least 15 minutes 3. Respiratory rate \> 20 breaths per minuted. Oxygen saturation on pulse oximetry (SpO2) \< 90% (or partial arterial oxygen pressure \< 60 mmHg) at rest while breathing room air 4. Known history of heart failure * Willing and able to provide written informed consent prior to receiving study specific procedures. Exclusion Criteria: * A contraindication to therapeutic anticoagulation * Any comorbid diagnosis consistent with a life expectancy of less than 1 year (e.g., stage 4 cancer) * Known serious, uncontrolled sensitivity to radiographic agents * Cardiac arrest within last 14 days without documented evidence of recovery of conscious level to Glasgow Coma Scale \>12 * Indication for ECMO * Pregnant or breastfeeding * Participation in another investigational drug or device study that study may confound the results of this study. Studies requiring extended follow-up for products that were investigational but have since become commercially available are not considered investigational studies. * Other medical, social, or psychological conditions that, in the opinion of the Investigator, precludes the patient from appropriate consent, could limit the patient's ability to participate in the study, including compliance with follow- up requirements, or that could impact the scientific integrity of the study. * History of congenital or acquired bleeding disorder predisposing to hemorrhagic state * Platelet count \< 100,000/μL * Any advanced reperfusion therapy for pulmonary embolism within 30 days of the index procedure (e.g lysis, surgery, catheter intervention) * A known clot in transit * IVC filter * A do not resuscitate limitation at inclusion in the study * Deprived of liberty or under court protection

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Poznan University of Medical Sciences

    RECRUITING

    Poznan, Poland

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