An exploratory study to evaluate changes in hyoid bone elevation by a pulsed magnetic stimulator for patients with oral hypofunction.

An exploratory study to evaluate changes in hyoid bone elevation by a pulsed magnetic stimulator for patients with oral hypofunction. - An exploratory study: Evaluate changes in hyoid bone elevation by a pulsed magnetic stimulator.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000043569

Enrollment

Registered

2021-03-10

Start date

2021-04-01

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

Oral hypofunction

Interventions

Magnetic stimulations are undertaken once a week for 6 weeks against suprahyoid muscles.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Those who have completed dental treatment at Tohoku University Hospital. Persons with oral hypofunction even after dental treatment. Those who voluntarily agreed to participate in this study.

Exclusion criteria

Exclusion criteria: Persons with dysphagia (including drug-induced dysphagia). Persons taking drugs that promote the swallowing reflex or cough reflex. Those who have a metal or cardiac pacemaker near the stimulation site. Persons with a history of epilepsy or intracranial lesions. Persons with dementia.

Design outcomes

Primary

Measure	Time frame
The Amount of change in hyoid bone elevation after six week rehabilitation.	—

Secondary

Measure	Time frame
occlusal force, tongue pressure, masticatory function, etc	—

Countries

Japan

Contacts

Public ContactNaru Shiraishi

Tohoku University Graduate School of Dentistry Division of Advanced Prosthetic Dentistry

naru.shiraishi.c1@tohoku.ac.jp022-717-8369

Outcome results

None listed

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