Study of relationship of internal derang ement of TMJ, maxillofacial morpholog y and stomatognathic function

Study of relationship of internal derang ement of TMJ, maxillofacial morpholog y and stomatognathic function - Relationship of malocclusion and TMJ disc displacement

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000026333

Enrollment

110

Registered

2017-02-28

Start date

2012-09-01

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

malocclusion

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The patient who diagnosed as an orthodontic treatment is necessary no syndrome no congenital or growth abnormality such as hypoplasia of the condylar process no musculoskeletal disease such as muscular dystrophy and myasthenia gravis no disease of nervous system such as neuropathic pain no autoimmune disease such as rheumatoid arthritis no previous history of trauma to the head or face no occlusion with denture clear MR image of TMJ no joint effusions no condylar fractures or neoplasms

Exclusion criteria

Exclusion criteria: contraindicating MR image acquisition refusing to cooperation

Design outcomes

Primary

Measure	Time frame
Relation of anterior disc displacement and malocclusion Relation of transversal disc displacement and malocclusion Position of articular disc in patients Position of articular disc in normal occlusion individuals	—

Countries

Japan

Contacts

Public ContactTeruko Yamamoto

Tohoku University Graduate School of Dentistry Division of Orthodontics and Dentofacial Orthopedics

t-yamamo@m.tohoku.ac.jp022-717-8372

Outcome results