- ICH GCP
- Registro degli studi clinici negli Stati Uniti
- Sperimentazione clinica NCT07683767
Transcranial Magnetic Stimulation in Laryngeal Dystonia
This randomized clinical trial with a crossover design aims to investigate the effects of neuromodulation through repetitive transcranial magnetic stimulation (rTMS) applied to patients diagnosed with laryngeal dystonia. Participants will undergo three experimental conditions: (1) rTMS alone, (2) rTMS combined with speech-language therapy, and (3) sham rTMS combined with speech-language therapy. The order of the conditions will be randomized. Each phase of the protocol will consist of five consecutive sessions.
Outcomes will include acoustic vocal quality parameters, perceptual-auditory voice assessment, self-ratings of vocal effort, smoothed cepstral peak prominence measures, and global perceived change following the intervention. It is expected that the study will contribute to a better understanding of the effects of the intervention on vocal outcomes, supporting the optimization and standardization of therapeutic protocols for laryngeal dystonia.
Panoramica dello studio
Stato
Condizioni
Intervento / Trattamento
Tipo di studio
Iscrizione (Stimato)
Fase
- Non applicabile
Contatti e Sedi
Contatto studio
- Nome: Katia K Monte-Silva
- Numero di telefono: +55(81) 99503-2493
- Email: monte.silva@ufpe.br
Criteri di partecipazione
Criteri di ammissibilità
Età idonea allo studio
- Bambino
- Adulto
- Adulto più anziano
Accetta volontari sani
Descrizione
Inclusion Criteria:
- Adults (≥18 years) of any sex with a confirmed diagnosis of laryngeal dystonia
- Participants not undergoing botulinum toxin treatment at the time of the intervention
- Ability to provide informed consent
- Ability to complete all study assessments and intervention procedures
Exclusion Criteria:
- Other forms of dystonia
- Vocal fold lesions
- Vocal fold paralysis
- Contraindications to repetitive transcranial magnetic stimulation (rTMS)
- Inability to complete study assessments or intervention procedures
Piano di studio
Come è strutturato lo studio?
Dettagli di progettazione
- Scopo principale: Trattamento
- Assegnazione: Randomizzato
- Modello interventistico: Assegnazione incrociata
- Mascheramento: Triplicare
Armi e interventi
Gruppo di partecipanti / Arm |
Intervento / Trattamento |
|---|---|
|
Sperimentale: Active rTMS
Participants will receive active repetitive transcranial magnetic stimulation (rTMS) alone, delivered according to the study protocol, without concurrent speech-language therapy.
|
Active repetitive transcranial magnetic stimulation (rTMS) delivered using a magnetic stimulator according to the study protocol.
|
|
Sperimentale: Active rTMS + Speech-Language Therapy
Participants will receive active repetitive transcranial magnetic stimulation (rTMS) combined with speech-language therapy, administered according to the standardized intervention protocol.
|
Active repetitive transcranial magnetic stimulation (rTMS) delivered using a magnetic stimulator according to the study protocol.
Standardized speech-language therapy focused on voice rehabilitation delivered by a licensed speech-language pathologist according to the study protocol.
|
|
Comparatore fittizio: Sham rTMS + Speech-Language Therapy
Participants will receive sham repetitive transcranial magnetic stimulation (rTMS) combined with speech-language therapy.
Sham stimulation will mimic active rTMS without delivering therapeutic magnetic stimulation.
|
Standardized speech-language therapy focused on voice rehabilitation delivered by a licensed speech-language pathologist according to the study protocol.
Sham repetitive transcranial magnetic stimulation (rTMS) delivered using a sham stimulation procedure designed to mimic active rTMS without delivering therapeutic magnetic stimulation.
|
Cosa sta misurando lo studio?
Misure di risultato primarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
|
Acoustic Voice Parameters Assessed Using VoxMetria® and FonoView® Software
Lasso di tempo: through study completion, an average of 6 months
|
Acoustic voice parameters will be assessed using VoxMetria and FonoView software during sustained vowel phonation and connected speech tasks.
The analysis will include F0 standard deviation (F0 SD), F0 variability, semitone variability, jitter, cepstral peak prominence smoothed (CPPS), voiced time, and unvoiced time.
Each parameter will be analyzed separately and reported as the change from baseline to post-intervention.
|
through study completion, an average of 6 months
|
Misure di risultato secondarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
|
Vocal Effort Assessed by the Borg Category Ratio 10 Scale for Vocal Effort
Lasso di tempo: through study completion, an average of 6 months
|
Vocal effort will be assessed using the Borg Category Ratio 10 Scale for Vocal Effort.
Scores range from 0 to 10, where 0 indicates no vocal effort and 10 indicates maximum vocal effort.
Higher scores indicate worse perceived vocal effort.
|
through study completion, an average of 6 months
|
|
Patient Global Impression of Change Assessed by the Patient Global Impression of Change Scale
Lasso di tempo: through study completion, an average of 6 months
|
Global perceived change will be assessed using the Patient Global Impression of Change Scale.
Scores range from 1 to 7, where 1 = very much worse and 7 = very much improved.
Higher scores indicate greater perceived improvement.
|
through study completion, an average of 6 months
|
|
Voice-Related Quality of Life Assessed by the Voice-Related Quality of Life Questionnaire (Brazilian Portuguese Version - QVV)
Lasso di tempo: through study completion, an average of 6 months
|
Voice-related quality of life will be assessed using the Voice-Related Quality of Life (V-RQOL) questionnaire, validated for Brazilian Portuguese (QVV).
Scores range from 0 to 100, with higher scores indicating better voice-related quality of life.
|
through study completion, an average of 6 months
|
Altre misure di risultato
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
|
Perceptual-auditory voice assessment
Lasso di tempo: through study completion, an average of 6 months
|
Perceptual-auditory evaluation of voice quality performed by trained raters, based on standardized speech and sustained vowel tasks.
|
through study completion, an average of 6 months
|
Collaboratori e investigatori
Investigatori
- Investigatore principale: Nathália Suellen Valeriano Cardoso Cardoso, UFPE - nathalia.suellen@ufpe.br
Studiare le date dei record
Studia le date principali
Inizio studio (Stimato)
Completamento primario (Stimato)
Completamento dello studio (Stimato)
Date di iscrizione allo studio
Primo inviato
Primo inviato che soddisfa i criteri di controllo qualità
Primo Inserito (Effettivo)
Aggiornamenti dei record di studio
Ultimo aggiornamento pubblicato (Effettivo)
Ultimo aggiornamento inviato che soddisfa i criteri QC
Ultimo verificato
Maggiori informazioni
Termini relativi a questo studio
Termini MeSH pertinenti aggiuntivi
- Manifestazioni neurologiche
- Malattie del sistema nervoso
- Malattie delle vie respiratorie
- Malattie otorinolaringoiatriche
- Malattie laringee
- Disturbi della voce
- Condizioni patologiche, segni e sintomi
- Segni e sintomi
- Disfonia
- Terapie
- Cura del paziente
- Riabilitazione
- Assistenza post -terapia
- Continuità della cura del paziente
- Riabilitazione dei disturbi del linguaggio e del linguaggio
- Logopedia
Altri numeri di identificazione dello studio
- rTMS_Laryngeal_Dystonia
Piano per i dati dei singoli partecipanti (IPD)
Hai intenzione di condividere i dati dei singoli partecipanti (IPD)?
Informazioni su farmaci e dispositivi, documenti di studio
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Queste informazioni sono state recuperate direttamente dal sito web clinicaltrials.gov senza alcuna modifica. In caso di richieste di modifica, rimozione o aggiornamento dei dettagli dello studio, contattare register@clinicaltrials.gov. Non appena verrà implementata una modifica su clinicaltrials.gov, questa verrà aggiornata automaticamente anche sul nostro sito web .
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