Sound waves vs. depression: can focused ultrasound lift mood?
NCT ID NCT05301036
First seen Sep 09, 2026 · Last updated Sep 10, 2026 · Updated 1 time
Summary
Researchers at the University of Utah are testing a new non-invasive brain stimulation method for people with moderate-to-severe depression. The study uses a device called the Diadem prototype to deliver personalized low-intensity focused ultrasound to specific brain areas. Participants first receive a range of stimulation settings while their brain activity and mood are monitored. A well-tolerated setting is then tested in a blinded, randomized trial that compares active stimulation with a sham (placebo) version, using MRI to see whether the ultrasound reaches its brain target and changes depression severity.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- personalized low-intensity transcranial focused ultrasound brain stimulation delivered by the Diadem prototype device
- What this could lead to
- If it works, this could point toward a non-invasive, drug-free way to ease depression by targeting specific brain circuits. It could also help researchers learn which ultrasound settings reach the right brain areas.
- What could go wrong
- This is a small, early-stage pilot with 22 participants, so it may not show clear mood benefits or may not generalize to more people. Ultrasound brain stimulation is experimental, and its long-term safety and effectiveness are not yet established.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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22 people
The number who actually took part.
- Started
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Jul 2022
- Finished
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Jul 2024
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 65 years
- Sex
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Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Age 18-65, any gender 2. Primary diagnosis of major depressive disorder or bipolar disorder 3. Current moderate-to-severe depressive episode, without psychotic features, lasting at least 2 months 4. Self-rated 16-item Quick Inventory of Depressive Symptomatology (QIDS) total score \> 10 5. Stated willingness to comply with all study procedures and avoid changes to psychiatric treatments (medications, psychotherapy) for the duration of the study 6. For females of reproductive potential: negative pregnancy test or use of highly effective contraception for at least 1 month prior to baseline; agreement to use such a method throughout the study 7. Capacity to provide informed consent; provision of a signed and dated consent form Exclusion Criteria: 1. History of serious brain injury or other neurologic disorder 2. Poorly managed general medical condition 3. Pregnant or breast feeding 4. Implanted device in the head or neck 5. MRI intolerance or contraindication 6. Brain stimulation (e.g., ECT, TMS, VNS) in the past month 7. Suicidal ideation (Columbia Suicide Severity Rating Scale screen item #2, past month) 8. Lifetime history of a serious suicide attempt 9. Moderate-to-severe substance use disorder (past 3 months) 10. Obsessive compulsive disorder (past month) 11. Posttraumatic stress disorder (past month) 12. Schizophrenia-spectrum disorder (lifetime) 13. Neurocognitive disorder (past year) 14. Personality disorder as a current focus of treatment 15. Clinically inappropriate for participation in the study as determined by the study team
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
University of Utah
Salt Lake City, Utah, 84108, United States
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