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Quantitative study on the occurrence and occlusal contact of food impaction after total crown or implant restoration of distal teeth

Quantitative study on the occurrence and occlusal contact of food impaction after total crown or implant restoration of distal teeth

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2200058657
Enrollment
Unknown
Registered
2022-04-13
Start date
2022-04-15
Completion date
Unknown
Last updated
2024-01-14

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

Conditions

Food impaction after complete crown or implant repair of distal teeth

Interventions

Food impaction between the prosthesis or implant and the first molar:None
No food impaction between the implant and the first molar after total crown or implant restoration:None

Sponsors

Stomatological Hospital, Air Force Military Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18-65, male or female; 2. Good adjacent surface contact; 3. Vertical food impaction; 4. The distal and adjacent surface of the first molar without caries, defects or fillings; 5. No obvious loosening of the prosthesis or adjacent teeth; 6. The repair body is not loose, porcelain collapse, damaged; 7. The corresponding teeth are natural teeth; 8. Teeth aligned; 9. Upper and lower without third molars; 10. Patients had good compliance.

Exclusion criteria

Exclusion criteria: 1. Suffering from serious systemic diseases, mental diseases, pregnancy or lactation.

Design outcomes

Primary

MeasureTime frame
Food impaction;Prosthesis condition;Conditions of adjacent teeth and opposite teeth;Periodontal tissue;The change in clearance at occlusal contact;The distribution of occlusal contact points and the resultant force of different occlusal contact points;

Secondary

MeasureTime frame
Oral hygiene;

Countries

China

Contacts

Public ContactWang Fu

Stomatological Hospital, Air Force Military Medical University

Wangfu99@fmmu.edu.cn+86 18392181862

Outcome results

None listed

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