Timing of blood thinner injection could prevent artery blockage after heart procedure

NCT ID NCT06890312

Recruiting now Disease control Sponsor: University Hospital, Strasbourg, France Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study is testing whether giving the blood thinner heparin before inserting a tube into the wrist artery can prevent a common complication: blockage of that artery. About 550 people undergoing a heart procedure through the wrist will be randomly assigned to receive heparin either before or after the tube is placed. The main goal is to see which timing reduces the risk of artery blockage the next day.

What this could mean

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

Active substance: heparin
What this could lead to: If it works, this could lead to a simple change in practice that lowers the risk of radial artery blockage after heart procedures.
What could go wrong: This is a relatively small, early-stage study. The timing change may not reduce blockage rates, and there is always a risk of bleeding with heparin.

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Conditions

The condition(s) this trial relates to.

arterial occlusion Arterial Occlusive Diseases Hemorrhage hemorrhagic disease

As listed by the trial registrant

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

ANTICOAGULATION BLEEDING CORONARY ANGIOGRAPHY PERCUTANEOUS CORONARY INTERVENTION RADIAL ARTERY OCCLUSION

Contacts and locations

Locations

Hôpitaux Universitaires de Strasbourg
RECRUITING

Strasbourg, Bas-Rhin, 67091, France

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