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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT05842655
Other study ID # USAL 2022-AZM
Secondary ID
Status Completed
Phase N/A
First received
Last updated
Start date January 1, 2022
Est. completion date September 1, 2022

Study information

Verified date May 2023
Source University of Salamanca
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

The aim of this study was to describe a novel digital technique to analyze the wear of screw-retained implant-supported metal-ceramic dental prostheses and natural tooth as antagonist. Materials and methods: Ten patients were consecutively included to rehabilitate partial edentulism by dental implants. Both the screw-retained implant-supported metal-ceramic dental prostheses and the natural tooth as antagonist were submitted to a digital impression through an intraoral scan to generate a Standard Tessellation Language digital file preoperatively (STL1), at 3 months (STL2), and 6 months (STL3) follow-up. Afterwards, an alignment procedure of the digital files (STL1-STL3) was performed on a reverse engineering morphometric software and volume changes at the screw-retained implant-supported metal-ceramic dental prostheses and the natural tooth as antagonist were analyzed using Student's t-test. Moreover, Gage R&R statistical analysis was conducted to analyze the repeatability and reproducibility of the digital technique.


Recruitment information / eligibility

Status Completed
Enrollment 10
Est. completion date September 1, 2022
Est. primary completion date March 1, 2022
Accepts healthy volunteers Accepts Healthy Volunteers
Gender All
Age group 21 Years to 35 Years
Eligibility Inclusion Criteria: - in good health, who presented partial edentulism in the posterior upper maxilla, were consecutively included to rehabilitate partial edentulism by dental implants Exclusion Criteria: - all those who do not meet the inclusion criteria

Study Design


Intervention

Procedure:
The wear of screw-retained implant-supported metal-ceramic dental prostheses and natural tooth
A novel digital technique to analyze the wear of screw-retained implant-supported metal-ceramic dental prostheses and natural tooth as antagonist

Locations

Country Name City State
Spain University of Salamanca Salamanca

Sponsors (1)

Lead Sponsor Collaborator
University of Salamanca

Country where clinical trial is conducted

Spain, 

References & Publications (13)

Castellanos-Cosano L, Rodriguez-Perez A, Spinato S, Wainwright M, Machuca-Portillo G, Serrera-Figallo MA, Torres-Lagares D. Descriptive retrospective study analyzing relevant factors related to dental implant failure. Med Oral Patol Oral Cir Bucal. 2019 N — View Citation

Etman MK, Woolford M, Dunne S. Quantitative measurement of tooth and ceramic wear: in vivo study. Int J Prosthodont. 2008 May-Jun;21(3):245-52. Erratum In: Int J Prosthodont. 2008 Nov-Dec;21(6):508. — View Citation

Fisher RM, Moore BK, Swartz ML, Dykema RW. The effects of enamel wear on the metal-porcelain interface. J Prosthet Dent. 1983 Nov;50(5):627-31. doi: 10.1016/0022-3913(83)90198-1. — View Citation

Heintze SD, Zellweger G, Sbicego S, Rousson V, Munoz-Viveros C, Stober T. Wear of two denture teeth materials in vivo-2-year results. Dent Mater. 2013 Sep;29(9):e191-204. doi: 10.1016/j.dental.2013.04.012. Epub 2013 Jun 6. — View Citation

Hmaidouch R, Weigl P. Tooth wear against ceramic crowns in posterior region: a systematic literature review. Int J Oral Sci. 2013 Dec;5(4):183-90. doi: 10.1038/ijos.2013.73. Epub 2013 Oct 18. — View Citation

Hudson JD, Goldstein GR, Georgescu M. Enamel wear caused by three different restorative materials. J Prosthet Dent. 1995 Dec;74(6):647-54. doi: 10.1016/s0022-3913(05)80319-1. — View Citation

Oh WS, Delong R, Anusavice KJ. Factors affecting enamel and ceramic wear: a literature review. J Prosthet Dent. 2002 Apr;87(4):451-9. doi: 10.1067/mpr.2002.123851. — View Citation

Ohlmann B, Trame JP, Dreyhaupt J, Gabbert O, Koob A, Rammelsberg P. Wear of posterior metal-free polymer crowns after 2 years. J Oral Rehabil. 2008 Oct;35(10):782-8. doi: 10.1111/j.1365-2842.2008.01865.x. Epub 2008 May 9. — View Citation

Seghi RR, Rosenstiel SF, Bauer P. Abrasion of human enamel by different dental ceramics in vitro. J Dent Res. 1991 Mar;70(3):221-5. doi: 10.1177/00220345910700031301. — View Citation

Stober T, Geiger A, Rues S, Dreyhaupt J, Rammelsberg P, Ohlmann B. Factors affecting wear of composite resin denture teeth--24-month results from a clinical study. Clin Oral Investig. 2012 Apr;16(2):413-20. doi: 10.1007/s00784-011-0534-y. Epub 2011 Mar 8. — View Citation

Wiley MG. Effects of porcelain on occluding surfaces of restored teeth. J Prosthet Dent. 1989 Feb;61(2):133-7. doi: 10.1016/0022-3913(89)90360-0. — View Citation

Yilmaz H, Aydin C, Gul BE. Flexural strength and fracture toughness of dental core ceramics. J Prosthet Dent. 2007 Aug;98(2):120-8. doi: 10.1016/S0022-3913(07)60045-6. — View Citation

Zubizarreta-Macho A, Triduo M, Alonso Perez-Barquero J, Guinot Barona C, Albaladejo Martinez A. Novel Digital Technique to Quantify the Area and Volume of Cement Remaining and Enamel Removed after Fixed Multibracket Appliance Therapy Debonding: An In Vitr — View Citation

* Note: There are 13 references in allClick here to view all references

Outcome

Type Measure Description Time frame Safety issue
Primary Wear volume (µm3) of the screw-retained implant-supported metal-ceramic dental prostheses Wear volume (µm3) of the screw-retained implant-supported metal-ceramic dental prostheses at 3 months follow-up appointment 3 months follow-up appointment
Primary Wear volume (µm3) of the screw-retained implant-supported metal-ceramic dental prostheses Wear volume (µm3) of the screw-retained implant-supported metal-ceramic dental prostheses at 6 months follow-up appointment 6 months follow-up appointment
Primary Wear volume (µm3) of the natural tooth as antagonist Wear volume (µm3) of the natural tooth as antagonist at 3 months follow-up appointment 3 months follow-up appointment
Primary Wear volume (µm3) of the natural tooth as antagonist Wear volume (µm3) of the natural tooth as antagonist at 6 months follow-up appointment 6 months follow-up appointment
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