Heart device DiamondTemp under Real-World watch: will it deliver?

NCT ID NCT04735016

Ongoing Knowledge-focused Sponsor: Medtronic Cardiac Ablation Solutions Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This registry follows 545 people with arrhythmia who received a heart ablation using the DiamondTemp system. Researchers will track how many stay free of their heart rhythm problem and how many have serious side effects over 12 months. The goal is to see how well the device works in everyday medical practice.

What this could mean

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

Active substance: DiamondTemp™ Ablation System (a device that uses heat to destroy heart tissue causing abnormal rhythms)
What this could lead to: If successful, this registry will confirm that the DiamondTemp system is safe and effective for routine use in treating arrhythmias.
What could go wrong: This is an observational study, not a controlled trial, so results may be influenced by patient selection or other factors. It does not test a new treatment, only gathers real-world data.

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Conditions

The condition(s) this trial relates to.

Arrhythmias, Cardiac cardiac rhythm disease

As listed by the trial registrant

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

ARRHYTHMIA

Contacts and locations

Locations

CHRU de Tours - Hôpital Trousseau

Chambray-lès-Tours, 37170, France
Capio - Clinique du Tonkin

Villeurbanne, 69300, France
Catharina Ziekenhuis

Eindhoven, 5623, Netherlands
Fiona Stanley Hospital

Murdoch, 6150, Australia
Herz- und Diabeteszentrum NRW - Ruhr-Universität Bochum

Bad Oeynhausen, 32545, Germany
Hospital Universitario 12 de Octubre

Madrid, 28041, Spain
Hospital de Santa Marta

Lisbon, 1169-024, Portugal
Hospital de la Santa Creu I Sant Pau

Barcelona, 08025, Spain
Humanitas Mater Domini

Castellanza, 21053, Italy
Inselspital - Universitätsspital Bern

Bern, 3010, Switzerland
John Paul II Upper Silesian Medical Centre

Katowice, 40-752, Poland
Ospedale dell'Angelo

Venezia, 21053, Italy
Ospedale di Conegliano - S. Maria dei Battuti

Conegliano, 31015, Italy
Royal Sussex County Hospital

Brighton, BN2 5BE, United Kingdom
Saint Vincenz Krankenhaus Paderborn

Paderborn, 33098, Germany
St. Antonius Ziekenhuis Nieuwegein

Nieuwegein, 3435 CM, Netherlands
Sunshine Coast University Hospital

Birtinya, QLD 4757, Australia
Universitair Ziekenhuis Brussel

Jette, 1090, Belgium
University Hospitals Coventry & Warwickshire

Coventry, CV2 2DX, United Kingdom
University Medical Centre Ljubljana

Ljubljana, 1000, Slovenia
Universitäres Herzzentrum

Hamburg, 20246, Germany

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