Case Series on Clinical Performance of Crowns and Fixed Partial Dentures with CAD/CAM-manufactured frameworks made from Ce-TZP / Al2O3 (NANOZR)

• Conditions: K08.1; K03.9; Loss of teeth due to accident, extraction or local periodontal disease; Disease of hard tissues of teeth, unspecified

• Registration Number: DRKS00003348
• Lead Sponsor: Poliklinik für Zahnärztliche Prothetik mit Propädeutikam Zentrum Zahn-, Mund- und Kieferheilkundedes Universitätsklinikums Tübingen

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2012-01-10
• Results First Posted: 2017-08-14
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Complete
• Sex: All
• Target Recruitment: 57

Inclusion Criteria

voluntary, with written informed consent, need for at least one crown or fixed-partial-denture, which can be treated with All-Ceramic restorations. Able to understand written and spoken German language.

Exclusion Criteria

i)written or orally disclosed findings of:

-•current pregnancy

-•persitance of an infectious diseas (such as: Hepatitis, HIV or TBC)
-•Classification as High-Risk-Patient due to Immunesuppression, Bisphosphonate-Intake, artificial heard valves, Multimedication)

•persistance of allergies to dental materials or multiple allergies at all (Allergy ID)

ii)mental defiency or another kind of limitation to legal consent. Furthermore the necessity of a legal guardian or minder.

iii)from clinical findings at entry examination

• Bruxism,
•Signs of Depression or other psychosomatic disease
•a reduced dentition, not allowing clear long-term prognosis for fixed restorations in the same jaw.

•persistance or need for removable denture within the same jaw of treatment

•insufficient oral hygiene compliance

Study & Design

• Study Type: observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Survival of Reconstructions within at least 2 years censored by criterion: insitu

Secondary Outcome Measures

Name	Time	Method
Complication rate and Prevalence of complications by reference to need of intervention at the reconstruction by the dentist<br>&<br>Progress of reconstructions' quality according to modified CDA-Criteria during at least 2 years of observation.