The effects of head extension, mouth opening and jaw thrust on the ability to swallow in the supine position

The effects of head extension, mouth opening and jaw thrust on the ability to swallow in the supine position - The effects of head extension, mouth opening and jaw thrust on the ability to swallow in the supine position

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021483

Enrollment

Registered

2016-03-15

Start date

2016-03-15

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

healthy adult volunteer

Interventions

swallowing test Each subject swallows 10 ml of water at four position

neutral position,head extension, mouth opening and jaw thrust

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: healthy adult

Exclusion criteria

Exclusion criteria: disorder of neck motion, mouth opening and swallowing

Design outcomes

Primary

Measure	Time frame
The volume of residualwater during swallowing test	—

Secondary

Measure	Time frame
Electromyogram during swallowing test	—

Countries

Japan

Contacts

Public ContactHiroshi Hanamoto

Osaka University Graduate School of Dentistry Department of Dental Anesthsiology

hanamoto@dent.osaka-u.ac.jp06-6879-2972

Outcome results

None listed

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