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Investigation of optimal jaw opening exercise for pain attributed temporomandibular disorders - randomized controlled trial

Investigation of optimal jaw opening exercise for pain attributed temporomandibular disorders - randomized controlled trial - Jaw opening exercise for TMD pain

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000035260
Enrollment
60
Registered
2018-12-17
Start date
2019-02-28
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 disorders

Interventions

mouth opening execise with pain mouth opening execise without pain

Sponsors

Tokyo Medical and Dental University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Patients who are classified with at least myalgia or arthralgia by the diagnostic criteria for temporomandibular disorder (DCTMD) 2.Patients whose symptom started more than a month ago and whose symptoms are not changing or becoming worse 3.Patients who cannot open their mouth over 40mm without pain and feel pain that scores over 30mm on a visual analog scale (VAS)

Exclusion criteria

Exclusion criteria: 1.Patients who was classified as disc displacement without reduction by DCTMD 2.Patients who has received surgical operation on their temporomandibular joint or masticatory muscles 3.Patients who took analgesic drugs within the previous three days 4.Patients who have received any treatment for current pain 5.Patients who are diagnosed as degenerative joint disorder(erosion, atrophy, osteophyte)based on panoramic X-ray examination

Design outcomes

Primary

MeasureTime frame
the limitation of daily life due to TMD (first visit and after 2w, 4w, 8w)

Secondary

MeasureTime frame
mouth opening range pain intensity (first visit and after 2w, 4w, 8w)

Countries

Japan

Contacts

Public ContactAkira Nishiyama

Tokyo Medical and Dental University Orofacial Pain Management

anishi.tmj@tmd.ac.jp03-5803-5713

Outcome results

None listed

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