Skip to content

The accuracy of occlusal contacts of all-ceramic single crown and fixed bridge designed by virtual articulator from CAD/CAM system

The accuracy of occlusal contacts of all-ceramic single crown and fixed bridge designed by virtual articulator from CAD/CAM system

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000036377
Enrollment
Unknown
Registered
2020-08-22
Start date
2020-10-01
Completion date
Unknown
Last updated
2020-09-07

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

Conditions

Dental defects,Denture

Interventions

Single crown of anterior teeth:mechanical articulator
Single crown of anterior teeth:virtual articulator
Single crown of posterior teeth:mechanical articulator
Single crown of posterior teeth:virtual articulator
fixed-bridge of anterior teeth:mechanical articulator
fixed-bridge of anterior teeth:virtual articulator
fixed-bridge of posterior teeth:mechanical articulator
fixed-bridge of posterior teeth:virtual articulator

Sponsors

Ninth People's Hospital affiliated to Shanghai Jiao Tong University, School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18 to 60 years male and female; 2. Molar or anterior tooth defect to be repaired with a single crown.Denture in the posterior or anterior teeth to be repaired with a three-unit fixed bridge; 3. No malocclusion,TMD or abnormal joint-muscular activity in the oral and maxillary system; 4. Can provide medical history, can cooperate with the clinical trial related operations; 5. Patients sign informed consent voluntarily.

Exclusion criteria

Exclusion criteria: 1. Patients are edentulous or have obvious teeth wear or loose teeth; 2. Patients have malocclusion, TMD or abnormal joint-muscular activity in the oral and maxillary system; 3. Can not provide medical history, or cooperate with the clinical trial related operations.

Design outcomes

Primary

MeasureTime frame
The number of occlusal contacts of subjects’ tooth;The areas of occlusal contacts;The disocclusal time;The occlusal force percentage peak;

Countries

China

Contacts

Public ContactYaoyang Xiong

Ninth People's Hospital affiliated to Shanghai Jiao Tong University, School of Medicine

yaoyang_x@163.com+86 13817123456

Outcome results

None listed

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