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

<p>In this study, two types of ceramic brackets – monocrystalline and polycrystalline – were bonded to unroughened and roughened resin-composite discs using a light-cured orthodontic adhesive, and the bonds tested under shear stress in a universal testing machine. There was no significant difference in the shear bond strength between the combinations of ceramic brackets, and between the surface treatments of the resin composite. A higher frequency of resin-composite fracture was observed with the polycrystalline brackets (12/20) than with the monocrystalline ceramic brackets (7/20). lt is concluded that debonding any type of ceramic bracket from a resin-composite surface may cause damage to the resin composite itself.</p>
</abstract>

In this study, two types of ceramic brackets – monocrystalline and polycrystalline – were bonded to unroughened and roughened resin-composite discs using a light-cured orthodontic adhesive, and the bonds tested under shear stress in a universal testing machine. There was no significant difference in the shear bond strength between the combinations of ceramic brackets, and between the surface treatments of the resin composite. A higher frequency of resin-composite fracture was observed with the polycrystalline brackets (12/20) than with the monocrystalline ceramic brackets (7/20). lt is concluded that debonding any type of ceramic bracket from a resin-composite surface may cause damage to the resin composite itself.

Shear bond strength of ceramic brackets to resin-composite surfaces

DDS, MDSc, Faculty of Dentistry Srinakharinwirot University

Australasian Orthodontic Journal

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

{"article-title":"Shear bond strength of ceramic brackets to resin-composite surfaces"}

In this study, two types of ceramic brackets – monocrystalline and polycrystalline – were bonded to unroughened and roughened resin-composite discs using a...

Shear bond strength of ceramic brackets to resin-composite surfaces

Published Online: Jan 16, 2024

Page range: 10 - 15

Received: Jul 01, 1995

Accepted: Apr 01, 1997

DOI: https://doi.org/10.2478/aoj-1997-0010

Keywords
Ceramic bracket, resin composite, orthodontic bonding, shear bond strength

© 1997 Ekachai Chunhacheevachaloke et al., published by Sciendo

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

Shear bond strength of ceramic brackets to resin-composite surfaces

Published Online: Jan 16, 2024

Page range: 10 - 15

Received: Jul 01, 1995

Accepted: Apr 01, 1997

DOI: https://doi.org/10.2478/aoj-1997-0010

KeywordsCeramic bracket, resin composite, orthodontic bonding, shear bond strength

© 1997 Ekachai Chunhacheevachaloke et al., published by Sciendo

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

Keywords
Ceramic bracket, resin composite, orthodontic bonding, shear bond strength