Method for testing the hardness of a dental composite material
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United States of America Patent
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Jun 22, 1993
Issued Date -
N/A
app pub date -
Nov 21, 1991
filing date -
Jan 28, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A device and method for testing the hardness of a dental restorative material before use. The device is a preformed body with an opening in which uncured restorative material is placed for curing under a standard source of light energy for a normal exposure period. The body has a known hardness which is compared against the hardness of the material on the distal side of the body relative to the source of light.
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Family
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Cited Art Landscape
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