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Heart procedure showdown: serpentine twist vs. guidewire for navigating artery curves

NCT ID NCT07707427

Recruiting now Knowledge-focused Sponsor: University Hospital of Patras Source: ClinicalTrials.gov ↗

First seen Jul 16, 2026 · Last updated Jul 17, 2026 · Updated 1 time

Summary

This study compares two methods for guiding catheters through loops and sharp bends in the arm arteries during coronary angiography or angioplasty. The 'Serpentine' technique uses controlled catheter rotation, while the standard method uses a flexible guidewire. Researchers will measure which technique succeeds more often, how long it takes, and safety outcomes in about 200 patients with challenging arm artery anatomy.

What this could mean

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

What this could lead to
If one technique proves clearly better, it could become the standard method for handling difficult arm artery anatomy during heart procedures, potentially reducing complications and procedure time.
What could go wrong
This is a small, single-center study comparing two established techniques, so the results may not apply broadly. Neither technique is new, so the impact is likely incremental.

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

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As listed by the trial registrant

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

COMPLEX RADIAL ANATOMY CORONARY ANGIOGRAPHY (CAG) CORONARY CATHETERIZATION HYDROPHILIC GUIDEWIRE PERCUTANEOUS CORONARY INTERVENTION (PCI) RADIAL ARTERY LOOP RADIAL ARTERY TORTUOSITY SERPENTINE TECHNIQUE TRANSRADIAL ACCESS(TRA) VASCULAR COMPLICATIONS

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • University Hospital of Patras

    RECRUITING

    Pátrai, 26504, Greece

    Contact Phone: •••-•••-•••• Email: •••••@•••••

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