Wear, Occlusal Clinical Trial
— zlsOfficial title:
Wear of Enamel Antagonist to Polished Versus Glazed Zirconia Reinforced Lithium Silicate Crowns (Randomized Clinical Trial)
The aim of this study is to evaluate the antagonist enamel wear of two processing options of Celtra duo crowns (polished and glaze fired) restoring posterior teeth in comparison with sound enamel wear at baseline and 6 months
Status | Not yet recruiting |
Enrollment | 26 |
Est. completion date | July 1, 2022 |
Est. primary completion date | January 1, 2022 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | All |
Age group | 21 Years to 50 Years |
Eligibility | Inclusion Criteria: - Pt aged 21-60 years old, be able to read and sign the informed consent document. - Psychologically and physically able to withstand conventional dental procedures. - Patients needing posterior full coverage restorations - Patients with sound natural antagonists. - Have no active periodontal or pulpal diseases - Able to attend punctually for preplanned visits and evaluation. Exclusion Criteria: - Patients with poor oral hygiene, high caries risk and uncooperative patients. - Pregnant women. - Psychiatric problems or unrealistic expectations. - Lack of opposing dentition in the area of interest. - Restored occlusal surface opposing the planned restoration. - The presence of a removable or fixed orthodontic appliance. - Patients with parafunctional habits. |
Country | Name | City | State |
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n/a |
Lead Sponsor | Collaborator |
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Cairo University |
Batson ER, Cooper LF, Duqum I, Mendonça G. Clinical outcomes of three different crown systems with CAD/CAM technology. J Prosthet Dent. 2014 Oct;112(4):770-7. doi: 10.1016/j.prosdent.2014.05.002. Epub 2014 Jun 28. — View Citation
Dahl BL, Carlsson GE, Ekfeldt A. Occlusal wear of teeth and restorative materials. A review of classification, etiology, mechanisms of wear, and some aspects of restorative procedures. Acta Odontol Scand. 1993 Oct;51(5):299-311. Review. — View Citation
De Angelis F, D'Arcangelo C, Malíšková N, Vanini L, Vadini M. Wear Properties of Different Additive Restorative Materials Used for Onlay/Overlay Posterior Restorations. Oper Dent. 2020 May/Jun;45(3):E156-E166. doi: 10.2341/19-115-L. Epub 2020 Feb 13. — View Citation
Mehta SB, Banerji S, Millar BJ, Suarez-Feito JM. Current concepts on the management of tooth wear: part 1. Assessment, treatment planning and strategies for the prevention and the passive management of tooth wear. Br Dent J. 2012 Jan 13;212(1):17-27. doi: 10.1038/sj.bdj.2011.1099. Review. — View Citation
Nazirkar GS, Patil SV, Shelke PP, Mahagaonkar P. Comparative evaluation of natural enamel wear against polished yitrium tetragonal zirconia and polished lithium disilicate - An in vivo study. J Indian Prosthodont Soc. 2020 Jan-Mar;20(1):83-89. doi: 10.4103/jips.jips_218_19. Epub 2020 Jan 27. — View Citation
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | antagonist enamel wear | Intraoral digital scanner and superimposition software Mm3
intraoral scanning of enamel antagonist to determine amount of wear in Mm3 |
6 months |
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