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Clinical Trials/DRKS00013257
DRKS00013257
Completed
未知

Monolithic zirconia crowns – a prospective randomized controlled clinical trial and monolithic zirconia partial crowns - a prospective clinical trial - LAVA Esthetics

niklinik RWTH Aachen Klinik für Zahnärztliche Prothetik und Biomaterialien0 sites38 target enrollmentSeptember 11, 2020

Overview

Phase
未知
Intervention
Not specified
Conditions
severe wear of teeth to be restored
Sponsor
niklinik RWTH Aachen Klinik für Zahnärztliche Prothetik und Biomaterialien
Enrollment
38
Status
Completed
Last Updated
last year

Overview

Brief Summary

No summary available.

Registry
who.int
Start Date
September 11, 2020
End Date
TBD
Last Updated
last year
Study Type
Interventional
Sex
All

Investigators

Sponsor
niklinik RWTH Aachen Klinik für Zahnärztliche Prothetik und Biomaterialien

Eligibility Criteria

Inclusion Criteria

  • 1\. Due to the fact that the preparations for the study crowns are not different from other crown indications already prepared teeth can be included.
  • 2\. The participants of the study must be adult and growth must be completed. Written informed consent must be available.
  • 3\. Indication for posterior crown(s) or partial crown.
  • 4\. Natural teeth or fixed partial dentures / fixed restorations as antagonists.
  • 5\. High probability that the antagonist material stays in situ for at least three years.
  • 6\. Within in the study a maximum of two crowns (one zirconia and one lithiumdisilicate) and at least one partial crown made of zirconia can be inserted.
  • 7\. No general dental complaints
  • 8\. No periodontal treatment needs. Absence of periodontal diseases are characterized by: pocket depths \> 3mm, affection of furcation, tooth loosening. Does a patient not fulfill the requirements the monitor or the quality assurance makes a decision if the patient can be included after certain pretreatments.
  • 9\. Sufficient oral hygiene: Threshold is the Sulcus Bleeding Index (SBI) of 70%.
  • 10\. Within the first four years there should not be the need of comprehensive treatments beside the study teeth.

Exclusion Criteria

  • 1\. Patients exhibiting signs of TMDs (temporo mandibular disorders) including pathological signs in static and dynamic occlusion.
  • 2\. Teeth with pathological signs (sensitivity, periodontal status).
  • 3\. Insufficient oral hygiene.
  • 4\. Adverse general health conditions.
  • 5\. Pregnancy and breast\-feeding patients
  • 6\. Bruxism is no contra\-indication.
  • 8\. Consent inability.

Outcomes

Primary Outcomes

Not specified

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