Mystery device trial underway – details scarce
NCT ID NCT07154160
First seen Jun 26, 2026 · Last updated Aug 20, 2026 · Updated 2 times
Summary
This clinical trial is testing a medical device that has not yet been approved by the U.S. FDA. Because the trial details are withheld, the exact purpose, participants, and approach are not publicly known. The study is likely gathering early information on the device's safety and how well it works.
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
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 21 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Aug 2026
An estimate. Start dates often move.
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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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
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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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: Aged 18 years old or older, ....with at least 9 years of education (junior high school or above) or able to fully understand the task. Meets DSM-5 for mild/severe amphetamine-type substance use disorder. History of amphetamine-type substance use for no less than 1 year, with use at least once per week. Has not received pharmacological treatment for substance use. Exclusion Criteria: Presence of any organic disease, or diagnosis of any other psychiatric disorder according to DSM-5 (e.g., bipolar disorder, major depression disorder). Contraindications to TMS, as assessed by the Transcranial Magnetic Stimulation Adult Safety Screen (TASS). Inability to complete assessments, treatment procedures, or follow-up due to cognitive or behavioral limitations.
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Shanghai Mental Health Center, 200030
Shanghai, Shanghai Municipality, 200000, China
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