- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT07700537
Efficacy and Neural Mechanisms of Transcranial Direct Current Stimulation Targeting the Supplementary Motor Area for the Treatment of Subacute Post-stroke Aphasia
11. juli 2026 opdateret af: Panpan Hu, MD, The First Affiliated Hospital of Anhui Medical University
Study on the Efficacy and Neural Mechanisms of Transcranial Direct Current Stimulation Targeting the Supplementary Motor Area for the Treatment of Subacute Post-stroke Aphasia
This study aims to investigate the efficacy of transcranial direct current stimulation (tDCS) in patients with post-stroke aphasia (PSA) and to explore its potential neural mechanisms.
The study will recruit PSA patients and provide them with 14 tDCS sessions over 7 days, along with speech therapy.
Language Behavior Scale scores and resting-state functional MRI scans will be collected before and after the intervention.
In addition, a retrospective comparison will be conducted of language function and resting-state fMRI changes in a group of PSA patients who received only speech therapy; these patients did not undergo any physical intervention but received only speech therapy.
Changes in Language Behavior Scale scores and functional connectivity (FC) before and after treatment in the speech therapy-only group will be analyzed and compared with those in the tDCS intervention group.
Studieoversigt
Status
Rekruttering
Betingelser
Intervention / Behandling
Undersøgelsestype
Interventionel
Tilmelding (Anslået)
40
Fase
- Ikke anvendelig
Kontakter og lokationer
Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.
Studiekontakt
- Navn: Jian Guan
- Telefonnummer: +86-19810696998
- E-mail: 1003935828@qq.com
Studiesteder
-
-
Anhui
-
Hefei, Anhui, Kina
- Rekruttering
- transcranial direct current stimulation (tDCS)
-
Kontakt:
- Jian Guan
- Telefonnummer: +86-19810696998
- E-mail: 1003935828@qq.com
-
-
Deltagelseskriterier
Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.
Berettigelseskriterier
Aldre berettiget til at studere
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Ingen
Beskrivelse
Inclusion Criteria:
- Patients must be between 18 and 80 years of age
- First stroke in the left hemisphere
- Stroke onset within the past 12 weeks
- Native Chinese speakers who were able to communicate normally prior to onset
- Diagnosed with aphasia using the ABC scale
- Right-handed
- Informed consent obtained from the patient and family members
Exclusion Criteria:
- Time since stroke onset exceeds 12 weeks
- History of psychiatric or neurological disorders
- History of surgery for severe head trauma, brain tumors, or brain abscesses
- Severe articulation disorders
- Claustrophobia or implants incompatible with MRI
- Inability to cooperate with language scale testing or fMRI scanning
- History of previous stroke
Studieplan
Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Ikke-randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Enkelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Eksperimentel: tDCS group
PSA patients enrolled in the tDCS group received tDCS treatment twice daily for 7 consecutive days, along with 7 days of speech-language therapy.
The current intensity was 2 mA, and each treatment session lasted 20 minutes.
|
As a non-invasive brain stimulation technique, tDCS offers advantages such as convenience, safety, and low cost.
Its mechanism of action involves regulating neuronal activity in the brain by applying a weak direct current to the scalp.
|
|
Ingen indgriben: The speech-language therapy group
The speech-language therapy group received only 7 days of speech-language therapy.
|
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Aphasia quotient (AQ)
Tidsramme: Baseline, immediately after all interventions have ended
|
The Aphasia Battery of Chinese (ABC) is a standardized Chinese adaptation of the Western Aphasia Battery (WAB).
The Aphasia Quotient (AQ) is a composite score that reflects the overall severity of language impairment.
The AQ score ranges from a minimum of 0 to a maximum of 100.
Higher scores indicate better language function (i.e., less severe impairment).
|
Baseline, immediately after all interventions have ended
|
Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
rs-fMRI
Tidsramme: Baseline, immediately after all interventions have ended
|
Baseline, immediately after all interventions have ended
|
Samarbejdspartnere og efterforskere
Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.
Datoer for undersøgelser
Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.
Studer store datoer
Studiestart (Anslået)
30. juli 2026
Primær færdiggørelse (Anslået)
1. december 2027
Studieafslutning (Anslået)
31. december 2027
Datoer for studieregistrering
Først indsendt
8. juli 2026
Først indsendt, der opfyldte QC-kriterier
11. juli 2026
Først opslået (Faktiske)
14. juli 2026
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
14. juli 2026
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
11. juli 2026
Sidst verificeret
1. juli 2026
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- AHMU-tDCS-PSA
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
INGEN
IPD-planbeskrivelse
Individual participant data will not be shared with other researchers due to patient privacy protection and the limitations of the informed consent form.
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Ingen
Studerer et amerikansk FDA-reguleret enhedsprodukt
Ingen
Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .
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