Plain-English translation of NCT07166289 on ClinicalTrials.gov ↗ · Source last updated · Translation generated · How we translate trials
This study doesn't follow the usual testing phases — it may be an observational study or a different type of research.
This research trial is testing a new approach called low-intensity focused ultrasound (LIFU) to help people with treatment-resistant depression—a type of depression that hasn't improved despite trying multiple antidepressants or therapy. The ultrasound gently stimulates specific pathways deep in the brain that researchers believe are involved in depression symptoms like loss of interest in activities and repetitive negative thinking. The study aims to understand how this brain stimulation affects mood and behavior.
About one in three people with depression don't respond well to current treatments like medications or talk therapy, and this leads to significant suffering and high suicide rates. Researchers don't fully understand why some depression is so hard to treat, which makes it difficult to develop better solutions. This trial uses ultrasound to directly study brain circuits and test whether targeting specific brain areas can relieve depression symptoms.
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You would visit the research clinic multiple times to receive ultrasound stimulation sessions and brain imaging scans (MRI). During the ultrasound treatment, researchers will target specific brain pathways connected to your depression symptoms—either pathways involved in motivation and reward, or pathways involved in rumination. You'll also complete some brief tasks and questionnaires to help researchers understand how the treatment affects your mood, thinking patterns, and ability to feel pleasure. The study includes both real ultrasound treatment and sham (placebo) stimulation so researchers can measure what the treatment actually does.
AI-generated summary from trial data · Jul 17, 2026 · Not medical advice
United States