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Quantification of skull-skin-vibrations during bone conduction stimulation at the hearing threshold by Laser-Doppler-Vibrometry

Quantification of skull-skin-vibrations during bone conduction stimulation at the hearing threshold by Laser-Doppler-Vibrometry - Skin-LDV

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00037771
Enrollment
16
Registered
2025-08-26
Start date
2025-10-08
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

H90

Interventions

Group 1: For healthy patients between the ages of 18 and 39 with a normal BMI, the following examinations are carried out during one appointment: Measurement of height and weight, completion of a med

Sponsors

Martin Luther Universität Halle-Wittenberg
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 39 Years

Inclusion criteria

Inclusion criteria: - BMI within the normal range (between 18.5 and 24.9 kg/m²) - Written and spoken German language skills

Exclusion criteria

Exclusion criteria: - Inability to give consent or consent to participate in the study - Known pregnancy (anamnestic) - Tattoos, injuries, (large) scars, or piercings in the skull area around the ear (exception: auricle), on the lower jaw, or on the forehead - Active skin diseases in which the mechanical tissue properties of the skin in the measurement area are altered (e.g., sunburn, neurodermatitis, psoriasis) - Skin disease in which the application of a (reflective) patch is contraindicated. - Known disease of the endocrine system (anamnestic) that can influence the mechanical properties of the skin (e.g., estrogen deficiency). - Major skeletal abnormalities in the skull area (e.g., previous fractures, operations) - Diseases that lead to changes in bone density (e.g., osteoporosis).

Design outcomes

Primary

MeasureTime frame
Measurement of the amplitude of vibration of the skin surface at different positions on the head via laser-doppler-vibromtetry during one appointment.

Secondary

MeasureTime frame
Measurement of the physical properties of head and skin (dimensions, skin care, etc.) via questionnaire and direct measurements (weight and dimensions) during one appointment.

Countries

Germany

Contacts

Public ContactTorsten Rahne

Martin Luther Universität Halle-Wittenberg - Medizinische Fakultät

torsten.rahne@uk-halle.de+49 345 557 5362

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 11, 2026