Tiny heart implant aims to ease strain in rare lung disease

NCT ID NCT03838445

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This early study tests a small, permanent device called the V-Wave Interatrial Shunt in 9 people with severe pulmonary arterial hypertension (PAH). The device is placed in the heart during a minimally invasive procedure to create a small opening between the upper chambers, which may help relieve pressure on the right side of the heart. The main goals are to check safety and see if the device works as intended.

What this could mean

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

Active substance

V-Wave Interatrial Shunt (a permanent implant placed in the heart to create a small passage between upper chambers)

What this could lead to

If it works, this device could offer a new way to reduce strain on the right side of the heart and improve daily function for people with severe pulmonary arterial hypertension.

What could go wrong

This is a very early, first-in-human trial with only 9 participants. The device is permanent and carries risks like heart or blood vessel complications. Success in this small group may not apply to all patients.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

pulmonary arterial hypertension

As listed by the trial registrant

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

Contacts and locations

Locations

  • Instituto Nacional de Cardiologia

    Mexico City, Mexico

  • Keck Medical Center of USC

    Los Angeles, California, 90033, United States

  • University of California, San Francisco

    San Francisco, California, 94143, United States