<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Orthodontic brackets were bonded to one of two porcelain surfaces using a self-cured or one of two light-activated orthodontic bonding resins. The porcelain surfaces were either glazed (control) or de-glazed (experimental) by being subjected to either 1.23% APF for 4 minutes or roughened with a Busch silent wheel. The bonds were tested to failure in shear mode on a universal mechanical testing machine. For one porcelain, there was no significant difference in the mean bond strengths between the control and the APF-treated surface, but for the second porcelain the mean bond strength was significantly greater when the surface was de-glazed by abrasion. It is considered that the mean bond strengths may be inadequate to withstand manipulations associated with routine orthodontic therapy.</p>
</abstract>

Orthodontic brackets were bonded to one of two porcelain surfaces using a self-cured or one of two light-activated orthodontic bonding resins. The porcelain surfaces were either glazed (control) or de-glazed (experimental) by being subjected to either 1.23% APF for 4 minutes or roughened with a Busch silent wheel. The bonds were tested to failure in shear mode on a universal mechanical testing machine. For one porcelain, there was no significant difference in the mean bond strengths between the control and the APF-treated surface, but for the second porcelain the mean bond strength was significantly greater when the surface was de-glazed by abrasion. It is considered that the mean bond strengths may be inadequate to withstand manipulations associated with routine orthodontic therapy.

The Bond Strength of Orthodontic Resins to Porcelain

Australasian Orthodontic Journal

This work is licensed under the Creative Commons Attribution 4.0 International License.

{"article-title":"The Bond Strength of Orthodontic Resins to Porcelain"}

Orthodontic brackets were bonded to one of two porcelain surfaces using a self-cured or one of two light-activated orthodontic bonding resins. The porcelain...

The Bond Strength of Orthodontic Resins to Porcelain

Pubblicato online: 18 gen 2024

Pagine: 8 - 12

DOI: https://doi.org/10.2478/aoj-1993-0019

Parole chiave
Porcelain, veneers, orthodontic bonding, shear bond strength

© 1993 Gregory J. White et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

The Bond Strength of Orthodontic Resins to Porcelain

Pubblicato online: 18 gen 2024

Pagine: 8 - 12

DOI: https://doi.org/10.2478/aoj-1993-0019

Parole chiavePorcelain, veneers, orthodontic bonding, shear bond strength

© 1993 Gregory J. White et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Parole chiave
Porcelain, veneers, orthodontic bonding, shear bond strength