A cross-sectional study aimed at three-dimensional analysis of masseter muscle fiber dynamics by diffusion tensor imaging

A cross-sectional study aimed at three-dimensional analysis of masseter muscle fiber dynamics by diffusion tensor imaging - 3D analysis of masseter muscle by diffusion tensor imaging

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000038691

Enrollment

Registered

2019-11-27

Start date

2019-12-01

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

temporomandibular disorder

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Healthy subjects with no abnormalities in their stomatognathic function (2) Men and women at the age of 18 years or older (at the time of registration) (3) A person who understands the purpose and contents of this study and has obtained the written consent to participate in the study.

Exclusion criteria

Exclusion criteria: (1) Persons who have abnormal masses or stiffness in masseter muscle by visual inspection and palpation (2) Person who has a history of surgery on lower face and neck (3) Heart pacemaker, cerebral artery clip user, implantable device (ICD, cochlear implant, nerve stimulation device), person using movable artificial eye (4) Persons with metal or magnetic adhesion on the body surface or body (dental magnet, tattoo, etc.) (5) Persons with a history of claustrophobia (6) Adults without sufficient judgment (7) Other persons who are judged inappropriate

Design outcomes

Primary

Measure	Time frame
Muscle fiber length	—

Countries

Japan

Contacts

Public ContactNobuhiro Yoda

Tohoku University Hospital

nobuhiro.yoda.e2@tohoku.ac.jp022-717-8369

Outcome results