Electric field helmet shows promise for kids with deadly brain cancer

NCT ID NCT03033992

First seen Mar 12, 2026 · Last updated Jun 23, 2026 · Updated 15 times

Summary

This study tests the Optune device, a wearable cap that creates low-intensity electric fields to disrupt cancer cell growth, in children with aggressive brain tumors. One group of children with recurrent high-grade glioma or ependymoma will use the device alone to see if it's feasible and safe. Another group of children with newly diagnosed DIPG will use the device alongside standard radiation therapy to see if the combination is feasible and may improve survival. The trial involves 80 children across multiple centers.

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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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Contacts and locations

Locations

  • Baylor College of Medicine

    Houston, Texas, 77030, United States

  • Children's Healthcare of Atlanta

    Atlanta, Georgia, 30322, United States

  • Children's Hospital Los Angeles

    Los Angeles, California, 90026, United States

  • Children's Hospital of Colorado

    Aurora, Colorado, 80045, United States

  • Children's Hospital of Pittsburgh of UPMC

    Pittsburgh, Pennsylvania, 15224, United States

  • Children's National Medical Center

    Washington D.C., District of Columbia, 20010-2970, United States

  • Cincinnati Children's Hospital Medical Center

    Cincinnati, Ohio, 45229, United States

  • Lucile Packard Children's Hospital at Stanford University Medical Center

    Palo Alto, California, 94304, United States

  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065, United States

  • Phoenix Children's Hospital

    Phoenix, Arizona, 85016, United States

  • Saint Jude Children's Research Hospital

    Memphis, Tennessee, 38105, United States

What this could mean

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

Active substance

Optune device (Tumor Treating Fields)

What this could lead to

If successful, this could provide a new, non-invasive treatment option for children with certain brain tumors, potentially improving survival when combined with radiation for DIPG.

What could go wrong

This is an early feasibility trial with a small number of participants, so results may not apply to all children. The device requires wearing it 18-22 hours daily, which may be challenging, and side effects or lack of benefit are possible.

Conditions

The condition(s) this trial relates to.

diffuse intrinsic pontine glioma ependymoma glioma malignant glioma supratentorial ependymoma

As listed by the trial registrant

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