Resources
Links
Other Links:
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Application Organizer
ADA's Evidence-Based Dentistry Website
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practice guidelines
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critical summaries of current research topics
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Materials Guide
Types
Nanofill
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Microfill
Adhesive System
Composite is a bonded restoration and requires the use of an adhesive system
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No special features are required in the prep, other than a proximal box
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ETCH
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15 sec on dentin​
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15-30 sec on enamel
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RINSE​ = 15 sec
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DRY, do not desiccate the tooth
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PRIME = agitate 30 sec
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Dry​ from far to close
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Tooth surface should be shiny
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ADHESIVE​
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Do not pool​
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Cure 30 sec
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Most important step in ensuring restoration will last!
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Light-Curing
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Use 2mm increments
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Requires 8J/cm^3
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~15 sec for shade A2
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Increase time for darker colors and more distance
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Slight shrinkage on curing depends on the C-factor
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Number of surfaces the composite is contacting​
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Types
Admixed - Dispersalloy (blue)
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Large restorations
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Slower setting
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Spherical - Megalloy (purple)
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Small restorations
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Fast setting
Prep Features
Amalgam is mechanically retained
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Floor of prep should be as flat as possible
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Minimum material thickness:
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Rounded line angles​
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Sharp corners are stress concentrators and may cause the restoration to fracture​
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Amalgapin (rounded hole 1.5mm deep)​
Mixing Information
Admixed - Dispersalloy
Slow (3800 cpm)
~14 sec
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Spherical - Megalloy
Fast (4000 cpm)
~7-9 sec
Types
High fluoride - Fuji Triage
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Pink
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Used in deep lesions for remineralization
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Glass Ionomer - Fuji IX​
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Resin-Modified - Fuji II LC
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Light cure
Mixing Information
Tap capsule
Push in button
Click once in applicator
Fast (4000 cpm)
~10 sec
Instructions for Use
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Cavity Conditioner should be placed on enamel and dentin for 10s then rinsed and dried prior to application of glass ionomer
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Don't desiccate the ​tooth
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Leave dentin moist
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Fuji IX should be covered with Vaseline for 7 mins after application, and avoid early finishing
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Fuji II LC should be light cured for 40 sec (12 J)
Types
Fast-Set
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Slow-Set
Mixing Information
info
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Go through this gallery to test yourself. Hover over each image to see the instrument name, use, and important infomation.