Rubber dam
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Feb 12, 2004
app pub date -
Mar 20, 2003
filing date -
Mar 25, 2002
priority date (Note) -
Abandoned
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Abstract
A preferred rubber dam comprises a bag provided, at the locations situated above teeth when the rubber dam is applied in the mouth, with projections that are intended to be cut off. The projections with the resulting holes are closely fitted on the teeth to be treated in order to seal off the oral cavity.
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