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The effect of occlusal pattern on mandibular displacement in three-dimensional space

The influence of occlusal pattern and bite force on mandibular displacement in three-dimensional space

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500112387
Enrollment
Unknown
Registered
2025-11-13
Start date
2022-09-01
Completion date
Unknown
Last updated
2025-11-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

partial edentilium

Interventions

heavy bite fore:NA
regular bite force:NA

Sponsors

Stomatology Hospital, Zhejiang University School Medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 40 Years

Inclusion criteria

Inclusion criteria: 1. Volunteers aged 20–40 years; 2. Volunteers with a complete dentition (excluding third molars) and stable occlusal relationships classified as individual normal occlusion; 3. Volunteers with a healthy stomatognathic system.

Exclusion criteria

Exclusion criteria: 1. Volunteers with incomplete dentition and untreated tooth loss; 2. Volunteers with severe crowding or other malocclusions that have not been corrected; 3. Individuals diagnosed with temporomandibular disorders (TMD) or presenting any of the following: (1) pain in the temporomandibular joint (TMJ) region, (2)TMJ clicking or crepitus, (3) masticatory muscle hyperactivity or spasm, (4) limited mouth opening, (5) deviated mandibular movement, (6) history of TMJ locking; 4. Volunteers with uncontrolled periodontitis or >=1 tooth exhibiting mobility >= grade II; 5. Volunteers with severe generalized tooth wear; 6. Volunteers who have received dental implant restoration; 7. Volunteers with psychiatric disorders precluding cooperation; 8. Pregnant women; 9. Individuals with uncontrolled severe systemic diseases.

Design outcomes

Primary

MeasureTime frame
vertical deviation;sagittal deviation;coronal deviation;

Countries

China

Contacts

Public ContactXiaoting Jin

Stomatology Hospital, Zhejiang University School Medicine

0014894@zju.edu.cn+86 571 8721 1819

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026