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Torques affect on the cervical tensile stress concentration and thereby on the development of the non-carious cervical lesions of premolars-a finite element analysis.

Torques affect on the cervical tensile stress concentration and thereby on the development of the non-carious cervical lesions of premolars-a finite element analysis.

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000034459
Enrollment
Unknown
Registered
2020-07-05
Start date
2020-07-08
Completion date
Unknown
Last updated
2020-07-13

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

Conditions

non-carious cervical lesions, malocclusion

Interventions

the volunteer with normal occlusion:None

Sponsors

Tianjin Stomatology Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
26 Years to 26 Years

Inclusion criteria

Inclusion criteria: The volunteer, who had complete dentition and normal occlusion, was selected from the postgraduates of department of orthodontics in Tianjin Stomatological Hospital.

Exclusion criteria

Exclusion criteria: The volunteers with carious, fillings, or restorations were excluded.

Design outcomes

Primary

MeasureTime frame
The torques of the right maxillary first premolar.;—

Countries

China

Contacts

Public ContactLinkun Zhang

Tianjin Stomatological Hospital

linkunzhang@nankai.edu.cn+86 15900398050

Outcome results

None listed

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