Status:
UNKNOWN
Clinical Study on Zirconia Bridges
Lead Sponsor:
University of Siena
Conditions:
Missing Teeth
Eligibility:
All Genders
18-70 years
Phase:
NA
Brief Summary
To evaluate the clinical performance and survival rate of NobelProceraTM Bridge Shaded Zirconia on natural teeth in the posterior region for a period of 5 years. The working hypothesis of this clinica...
Eligibility Criteria
Inclusion
- The subject must be at least 18 (or age of consent), and less than 70 at the time of inclusion.
- The subject is healthy and compliant with good oral hygiene
- The subject is in need of a posterior fixed partial denture restoration of up to 4 units distal of the canines in the maxilla or mandible.
- The subject shall have a stable occlusal relationship with a fully restored, fixed opposing dentition.
- Obtained informed consent from the subject the subject should be available for the 5-year term of the investigation.
- No apical disorder or inflammation of abutment teeth, adjacent and opposing teeth.
- Good gingival / periodontal / periapical status of restoring, opposing and adjacent teeth. Healed situation of soft tissue augmentation is allowed.
- The subject should be available for the 5-year term of the investigation.
Exclusion
- The subject is not able to give her/his informed consent to participate.
- Alcohol or drug abuse as noted in patient records or in patient history.
- Reason to believe that the treatment might have a negative effect on the patient's total situation (psychiatric problems), as noted in patient records or in patient history.
- An existing condition where acceptable retention of the restoration is impossible to attain
- Mobility of the tooth to be restored.
- Pathologic pocket formation of 4 mm or greater around the tooth to be restored
- Severe bruxism or other destructive habits
- Amount of attached soft tissue is insufficient (no attached gingiva on the buccal side of the tooth).
- Health conditions, which do not permit the restorative procedure
Key Trial Info
Start Date :
January 1 2010
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 1 2015
Estimated Enrollment :
9 Patients enrolled
Trial Details
Trial ID
NCT01835834
Start Date
January 1 2010
End Date
December 1 2015
Last Update
July 8 2014
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