Dental bridges comprising fiber reinforced frameworks with fiber or particulate reinforced veneers
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United States of America Patent
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Mar 26, 2002
Grant Date -
N/A
app pub date -
Mar 17, 1999
filing date -
Mar 17, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A dental restoration comprising a fiber reinforced composite framework and one or more of a randomly dispersed, fiber-filled veneer, a soft particulate filled composite veneer having a strain to failure greater than that of FRC framework and/or a brittle particulate filled composite veneer having a strain to failure value less than that of the FRC framework. The fiber filled veneer is advantageously placed beneath the framework, the soft veneer is advantageously pled where tensile stresses are expected to occur, while the brittle particulate filled veneer is placed where compressive stresses are expected to occur.
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