Could a gentle brain zap ease neck dystonia?
NCT ID NCT07014384
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether a gentle, non-invasive brain stimulation technique called tDCS, applied over the cerebellum, can change brain activity and reduce symptoms in people with cervical dystonia (neck muscle spasms). Fifteen participants received real and sham (fake) stimulation in separate sessions. The goal was to understand how the brain's sensorimotor network responds, not to prove a treatment works.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- cerebellar transcranial direct current stimulation (tDCS)
- What this could lead to
- If this approach shows changes in brain activity, it could point toward a new, non-invasive way to help manage cervical dystonia symptoms.
- What could go wrong
- This is a very small, early-stage study (15 people) that mainly looks at brain signals, not symptom relief. The results may not lead to a practical treatment.
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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
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Department of Neurology, University Medical Center Hamburg-Eppendorf
Hamburg, Germany
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