4-6 Versluis A, Tantbirojn D, Douglas WH. Do Dental ... - Scribd
: The direction of shrinkage is actually determined more by the bonding between the composite and the tooth and the shape of the cavity rather than the position of the light. Download versluis1998 pdf
: A digital copy of the Versluis et al. 1998 article is often available for viewing or download with a subscription. 4-6 Versluis A, Tantbirojn D, Douglas WH
: The resulting "polymerization shrinkage stress" can lead to enamel cracks, post-operative sensitivity, and gaps that allow for secondary cavities. : A digital copy of the Versluis et al
: Most university libraries provide access to the Journal of Dental Research archives, where this paper is located. Key Findings of the Study
: Shrinkage creates complex stress fields. Paradoxically, some "incremental" filling techniques (placing material in layers) can actually increase tooth deformation compared to a single "bulk" fill.