Dental Journal (Majalah Kedokteran Gigi)
ISSN 1978-3728
Vol. 46 / No. 2 / Published : 2013-06
Order : 10, and page :102 - 107
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Original Article :
Compressive strength of hybrid composites resin with post curing light emitting diode using three different sizes of lightbox
Author :
- Mirza Aryanto*1
- Milly Armilia*2
- Dudi Aripin*3
- Bagian Konservasi Gigi, Fakultas Kedokteran Gigi Universitas Prof. Dr. Moestopo (B), Jakarta – Indonesia
- Bagian Konservasi Gigi, Fakultas Kedokteran Gigi Universitas Padjadjaran, Bandung – Indonesia
- Bagian Konservasi Gigi, Fakultas Kedokteran Gigi Universitas Padjadjaran, Bandung – Indonesia
Abstract :
Background: Post-curing methods can be used to increase strength to the composite resin. Purpose: To determine the difference of compressive strength of post cured hybrid composite resin by using three different size of lightbox. Methods: This research was conducted in a true in vitro experiment. Research carried out by making a tube-shaped cylinder hybrid with 3 mm diameter and 6 mm height composite resin samples post cured by using 3 different size of light box, 3 cm x 3 cm x 3 cm (A), 4 cm x 4 cm x 4 cm (B) 6 cm x 6 cm x 6 cm (C), and a non post-curing control. Compressive strength test was then performed using a universal testing machine. Each sample was tested and averaged to obtain values in order to be analyzed statistically using ANOVA and multiple comparison. Results: There is an increase in compressive strength of each group, namely group A (172.9460 MPa), B (154.821 MPa), C (154.0789 MPa) and control (123.3550 MPa), and a statistically significant difference (F<0.05). Conclusion: The smaller size of the lightbox is used, the higher the compressive strength of composite resin.
Keyword :
compressive strength, post curing, lightbox, hybrid composite resin,
References :
Roberson TM,(2006) Sturdevant’s art and science of operative dentistry St. Louis : Mosby Inc
Archive Article
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Volume : 46 / No. : 2 / Pub. : 2013-06 |
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