Magnetic vs. wire: which tumor marker is better for breast surgery?

NCT ID NCT06906601

Recruiting now Knowledge-focused Sponsor: Centre Leon Berard Source: ClinicalTrials.gov ↗

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

Summary

This study compares two methods for marking non-palpable breast tumors before surgery: magnetic clips and traditional metal wires. Researchers will track costs, how well the marker finds the tumor, and patient satisfaction in 772 women across France. The goal is to see if magnetic clips offer a better or cheaper option for breast-conserving surgery.

What this could mean

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

Active substance: magnetic clip localization
What this could lead to: If magnetic clips prove cheaper or better, they could replace wires for marking tumors before breast surgery, improving patient experience and reducing costs.
What could go wrong: This is an observational study, not a randomized trial, so results may be biased. It only looks at costs and short-term outcomes, not long-term cancer control.

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Conditions

The condition(s) this trial relates to.

breast cancer breast carcinoma in situ breast neoplasm invasive breast carcinoma neoplasm

As listed by the trial registrant

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

BREAST CANCER BREAST CANCER SURGERY MEDICO-ECONOMIC IMPACT

Contacts and locations

Locations

Centre Eugène Marquis
NOT_YET_RECRUITING

Rennes, 35042, France
Centre Léon Bérard
RECRUITING

Lyon, 69008, France
Hospices Civils de Lyon Hopital de la Croix rousse
RECRUITING

Lyon, 69004, France
Hôpital Nord -Ouest Val d'Oise (NOVO)
RECRUITING

Pontoise, 95300, France
Institut GODINOT
RECRUITING

Reims, 51726, France
Institut Gustave Roussy
RECRUITING

Villejuif, 94805, France
Institut de Cancérologie de Lorraine (ICL)
RECRUITING

Nancy, 54519, France

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