Earpiece zaps nerves to shrink Radiation-Damaged brain swelling

NCT ID NCT07680127

Not yet recruiting Disease control Sponsor: Virginia Commonwealth University Source: ClinicalTrials.gov ↗

First seen Jul 02, 2026 · Last updated Jul 02, 2026

Summary

This trial tests whether a gentle electrical earpiece, worn twice daily for two weeks, can reduce brain swelling caused by radiation necrosis. The device stimulates a nerve in the ear to calm inflammation. Forty people with brain tumors who need a laser procedure will be randomly assigned to receive real or sham stimulation, and researchers will measure changes in swelling and inflammatory markers.

What this could mean

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

Active substance: transcutaneous auricular vagal nerve stimulation (taVNS) device
What this could lead to: If effective, this non-invasive earpiece could offer a new way to reduce brain swelling after radiation therapy, potentially reducing the need for steroids or surgery.
What could go wrong: This is an early-stage trial with only 40 participants, so results may not apply broadly. The treatment is short-term and may not produce lasting benefits.

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

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Conditions

The condition(s) this trial relates to.

brain edema osteoradionecrosis

As listed by the trial registrant

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

CEREBRAL EDEMA RADIATION NECROSIS

Contacts and locations

Locations

Virginia Commonwealth University

Richmond, Virginia, 23298, United States

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Other studies related to the condition(s) this trial covers.