Tongue training with a mouthpiece

A study on the effect of an oral appliance to enhance tongue force - A study on the effect of an oral appliance to enhance tongue force

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000044615

Enrollment

Registered

2021-10-01

Start date

2021-10-01

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

Dysphagia

Interventions

Wear the oral appliance with thickness for a month and try dry swallow. Wear the normal oral appliance for a month and try dry swallow.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Those who agree to participate in this study. Those 65-year-old or older. Those who have already finished caries, endodontic, periodontic, and prothodontic treatment. Those whose activities of daily living is dependent.

Exclusion criteria

Exclusion criteria: Those who cannot obey to the instruction. Those who have organic diseases which can cause dysphagia. Those who have progressive neuromuscular diseases. Those who have severe temporomandibular disorder. Those who have tooth mobility.

Design outcomes

Primary

Measure	Time frame
tongue pressure	—

Secondary

Measure	Time frame
oral diadochokinesis, jaw-opening force, masticatory performance, the quality of tongue and geniohyoid muscle	—

Countries

Japan

Contacts

Public ContactHaruka Tohara

Tokyo Medical and Dental University Graduate School of Medical and Dental Sciences Department of Dysphagia Rehabilitation

harukatohara@hotmail.com03-5803-5561

Outcome results

None listed

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