Dental Nation
Material guide

Microhybrid Composite

A microhybrid composite was tested in molar cavities, where polishing methods were compared by measuring surface roughness.

[1][2]

The short answer

Microhybrid composite was one of three composite groups used to restore standardized occlusal cavities in mandibular molars in laboratory research.

[1][2]
Microhybrid Composite dental educational illustration

What is microhybrid composite?

How microhybrid composite was tested
Study itemDetails
Tooth typeThe study used mandibular molars with standardized occlusal cavities.[1][2]
Composite groupsNanofilled, nanohybrid and microhybrid composites were the three groups.[1][2]

[1][2]

What was measured after curing
StageMeasurement
After curingSurface roughness was evaluated with a stylus contact profilometer.[1][2]
After polishingRoughness was measured to assess the effect of each polishing system.[1][2]

[1][2]

Which surface property is studied?

The laboratory comparison measures surface roughness after curing and after polishing. It uses a stylus contact profilometer to compare the effect of polishing systems on each composite group.

[1][2]

Where was microhybrid composite placed in the study?

Microhybrid composite was placed into standardized box-shaped occlusal cavities in mandibular molars. Each cavity measured 5 mm by 3 mm by 2 mm in the laboratory study.

[1][2]

Which other composite groups were included?

Nanofilled and nanohybrid composites were tested alongside microhybrid composite in the molar-cavity study. The wider review also compares nanofilled, nanohybrid and hybrid resin-based composites in direct posterior restorations.

[1][2]

Why is polishing part of the research?

Five polishing systems were used after curing: Shofu, Optragloss, Diacomp-Plus Twist, Kenda and Sof-Lex spiral. The comparison measures how each system changes surface roughness for each composite.

[1][2]

Why does a smooth surface matter?

Surface roughness can contribute to plaque accumulation, microleakage, discoloration and secondary caries. Polishing systems aim to produce smooth composite surfaces for long-term clinical success.

[1][2]

Frequently asked questions

What did the microhybrid study measure after polishing?

It measured post-polishing surface roughness to compare the effectiveness of different polishing systems on each composite group.

[1][2]