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Vagal auricular stimulation for somatosensory tinnitus in patients with temporomandibular dysfunction

Non-invasive brain stimulation in neurological conditions

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
REBEC
Registry ID
RBR-6hdns7j
Enrollment
Unknown
Registered
2025-11-18
Start date
2025-12-10
Completion date
Unknown
Last updated
2025-12-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Tinnitus

Interventions

This is an intervention study linked to the parent project approved by the Brazilian Registry of Clinical Trials (ReBEC - RBR-5s76ksq). In this derivative project, to be carried out at the Neurorehabi
active group&quot
with vagal auricular stimulation (n=12) and a &quot
sham group&quot
(n=12) in a randomized manner. Participant allocation will be performed by simple randomization and will be generated by GoogleSheet® software and exported in an immutable format. Predictable allocati
they must have consented to participate through the Informed Consent Form
they must have a diagnosis of temporomandibular dysfunction according to the Diagnostic Criteria
they must present an alteration in heart rate variability (sympathetic or parasympathetic index) outside the normal range (-1 to 1), in at least 2 of the 3 moments of the orthotest
and they must have a complaint of somatosensory tinnitus. Individuals with neurological, cognitive, or linguistic impairment
non-users of the oral linguistic code
those with tonal and vocal audiometry outside the normal limits
individuals with rheumatological diseases such as rheumatoid arthritis and ankylosing spondylitis
with cardiac arrhythmia

Sponsors

Centro de Ciências da Saúde da Universidade Federal do Espírito Santo
Lead Sponsor
Universidade Federal do Espírito Santo
Collaborator

Eligibility

Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Participants aged 18 years or older, of both genders, with temporomandibular dysfunction according to the Diagnostic Criteria, with alterations in heart rate variability in at least 2 of the 3 time points of the orthotest, and with somatosensory tinnitus

Exclusion criteria

Exclusion criteria: Individuals with neurological, cognitive, or linguistic impairments will be excluded from the study; those who do not use the oral language code; those with tonal and vocal audiometry outside the normal limits; individuals with rheumatological diseases such as rheumatoid arthritis and ankylosing spondylitis; those with cardiac arrhythmia or other cardiovascular conditions using beta-blockers; pregnant women or women in the puerperium or postpartum period; patients diagnosed with cancer, epilepsy, skull, cervical or rib fractures, and severe osteoporosis

Design outcomes

Primary

MeasureTime frame
An improvement in quality of life, anxiety, depression, and stress caused by somatosensory tinnitus is expected after all vagal auricular stimulation sessions

Secondary

MeasureTime frame
There is no secondary outcome

Countries

Brazil

Contacts

Public ContactCarolina Comarela

Universidade Federal do Espírito Santo

cfanhoque@gmail.com+55(27)99258-7245

Outcome results

None listed

Source: REBEC (via WHO ICTRP)