Auditory steady-state evoked response by bone conduction ultrasound in normal subject

Auditory steady-state evoked response by bone conduction ultrasound in normal subject - Auditory steady-state evoked response by bone conduction ultrasound in normal subject

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000042821

Enrollment

Registered

2021-01-04

Start date

2019-07-03

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Normal subject

Interventions

Ultrasound

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Normal hearing 2) Normal cognitive function 3) Age 18-65 years old

Exclusion criteria

Exclusion criteria: 1) evidence of previous dementia or mental illness, 2) pregnant woman, 3) contraindications for an MRI scan: heart pacemaker, patients who have a metallic foreign body (metal sliver) in their eye or in their brain, 5) contraindications for the ultrasound 6) subjects refused to participate in the study.

Design outcomes

Primary

Measure	Time frame
EEG	—

Secondary

Measure	Time frame
Near-infrared spectroscopy	—

Countries

Japan

Contacts

Public ContactTakashi Shibata

University of Toyama Department of Neurosurgery

ssibata@dj8.so-net.ne.jp+81-76-434-7348

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026