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Effects of Trigeminal Neurostimulation on Heart Rate Variability: Comparing Tragus and Tongue Stimulation.

Effects of Trigeminal Neurostimulation on Heart Rate Variability: Comparing Cutaneous (Tragus) and Tongue (Antero-Dorsal Mucosa) Stimulation.

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06549205
Enrollment
80
Registered
2024-08-12
Start date
2022-04-02
Completion date
2024-01-12
Last updated
2024-08-12

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

Conditions

Arousal, Confusional

Keywords

Trigeminal electrical stimulation, ULFTENS, Heart rate variability, tragus, tongue

Brief summary

this study wants to analyse the effect of trigeminal stimulation on Heart rate Variability. There are going to be two groups, in the test group it will be administered stimulation of the tongue with TENS, while in the control goup TENS will be administered at tragus level.

Detailed description

This study analyses the effect of trigeminal stimulation with TENS on Heart rate variability (HRV). A new intraoral device will be administered on the dorsal surface of the tongue for TENS stimulation in the test group. The RMSSD, LF, HF and LF/HF will be monitered by photoplethysmographic wave. the results obtained with tongue stimulation will be compared with the results obtained in the control group, where it will be administered TENS stimulation at the tragus level. This work sought to assess whether there is a difference in HRV in relation to the site of application of dental ULFTENS (tragus vs tongue). If effective in reducing the activity of arousal circuits, this tongue-level stimulation technique could have new clinical applications.

Interventions

DEVICEdevice that stimulates the dorsal surface of the tongue

the device will be placed on the dorsal surface of the tongue. this instrument has two electrodes in turn connected to the TENS, so ultra low frequency stimulation (\<0.66 Hz) will be administered

DEVICEdevice that stimulates the tragus

two electrodes will be placed at tragus level for the administration of dental ULFTENS

Sponsors

University of L'Aquila
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 30 Years
Healthy volunteers
Yes

Inclusion criteria

* Healthy Women * Age 18-30 years

Exclusion criteria

* presence of acute and/or chronic cardio-circulatory and respiratory disorders * metabolic and autonomic system disorders * intake of excitatory or inhibiting substances of the peripheral and central nervous system * presence of generalised anxiety and/or panic attacks or mood disorders.

Design outcomes

Primary

MeasureTime frameDescription
Changes on Low Frequency parameter (LF)12 minutesWhether or not HRV parameter (LF) improve following tongue and tragus stimulation will be assessed by photopletismographic wave
Changes on Root mean square standard deviation (RMSSD) parameter12 minutesWhether or not HRV parameter (RMSSD) improve following tongue and tragus stimulation will be assessed by photopletismographic wave

Countries

Italy

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 6, 2026