The Efficacy and Safety of Temporal Interference Stimulation in the Treatment of Post-Traumatic Stress Disorder
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Detaljeret beskrivelse
This open-label, single-arm clinical trial aims to evaluate the efficacy and safety of Temporal Interference (TI) stimulation targeting the bilateral amygdala in patients with post-traumatic stress disorder (PTSD).
All enrolled patients receive active TI stimulation delivered twice daily for 20 minutes per session over 7 consecutive days, followed by follow-up assessments for up to 3 months. Comprehensive clinical assessments, self-reported symptom scales, magnetic resonance imaging(MRI), magnetoencephalography(MEG),electroencephalography (EEG), and cognitive function tests are conducted before and after the treatment to ensure data consistency.
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Zhen Wang, PhD,MD
- Telefonnummer: +86 34773516
- E-mail: wangzhen@smhc.org.cn
Studiesteder
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Shanghai, Kina, 200030
- Rekruttering
- Shanghai Mental Health Center
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Kontakt:
- Zhen Wang, PhD, MD
- Telefonnummer: +86 34773516
- E-mail: wangzhen@smhc.org.cn
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Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Voksen
Tager imod sunde frivillige
Beskrivelse
Inclusion Criteria:
- Age 18-50 years, male or female
- Diagnosis of PTSD per DSM-5 (assessed by CAPS-5), with symptom duration of at least 3 months, and PTSD as the current primary diagnosis; comorbid depressive disorder or anxiety disorder is allowed
- If currently receiving psychiatric medication, the dosage must be stable for at least 4 weeks prior to enrollment
- At least 9 years of education (junior high school or above)
Exclusion Criteria:
- Any DSM-5 diagnosis other than PTSD, depressive disorder, or anxiety disorder
- PTSD symptoms too severe to complete required assessments
- Received electroconvulsive therapy (ECT) within the past 6 months
- Received any other form of neuromodulation within the past 2 months (see Item 3 for ECT)
- Severe medical illness or any condition that may induce seizures or intracranial hypertension (e.g., cardiovascular or respiratory diseases)
- History of neurological disorders (e.g., epilepsy, cerebrovascular accident) or brain injury/surgery
- Presence of intracranial stents, cardiac pacemakers, coronary stents, cochlear implants, or any other MRI-incompatible implants
- Current significant suicidal behavior risk per investigator judgment
- Pregnancy or planning to become pregnant during the study period
- Initiation of structured psychotherapy for PTSD within 3 months prior to screening, with expected change during the 10-week treatment period
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
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Eksperimentel: Bilateral Amygdala Group (BLA-TI)
Open-label, single-arm.
Participants receive active Temporal Interference (TI) stimulation targeting the bilateral amygdala.
Stimulation is delivered twice daily (20 minutes per session) for 7 consecutive days.
Parameters: carrier frequencies 2000 Hz and 2160 Hz, envelope frequency 160 Hz, intensity 3-4 mA (adjusted to individual tolerance).
Target localization is performed using each participant's MRI data to construct an individualized 3D head model, generating scalp stimulation coordinates for the bilateral amygdala.
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The TI stimulation device delivers temporally interfering electrical fields with a 160 Hz envelope frequency, generated by high-frequency carrier waves (2000 Hz and 2160 Hz).
Stimulation is applied for 20 minutes per session, with a peak current of 3-4 mA per channel, adjusted based on individual tolerance.
The stimulation target is the bilateral amygdala.
Stimulation is administered twice daily, with the treatment phase lasting 7 consecutive days.
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Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
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post-traumatic stress disorder symptoms improvement
Tidsramme: Baseline, immediately post-treatment (Day 7), and at follow-up visits (Week 1, Week 4, Month 3 post-treatment)
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PTSD symptom severity will be assessed using the Clinician-Administered PTSD Scale for DSM-5 (CAPS-5), a clinician-rated structured interview with a total severity score range of 0 to 80. Higher total scores indicate more severe post-traumatic stress symptoms.
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Baseline, immediately post-treatment (Day 7), and at follow-up visits (Week 1, Week 4, Month 3 post-treatment)
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- SMHC-PTSD-001
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Studerer et amerikansk FDA-reguleret enhedsprodukt
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