Use of bioactive silicious glass and new compositions containing bioactive silicious glass
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United States of America Patent
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Apr 6, 1999
Grant Date -
N/A
app pub date -
Apr 2, 1997
filing date -
Oct 6, 1994
priority date (Note) -
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Importance
Abstract
A pharmaceutical preparation, including a glass phase which is bioactive silica containing glass in the form of a paste, suspension or solution mixed in a physiologically suitable liquid or bound to a physiologically suitable vehicle, and which preparation reduces the pulpal irritation or a tooth and/or strengthens the structure of a tooth. Bioactive silica containing glass may be a material which contains only Si-oxide or Si-hydroxide and which allows the formation and movement of Si--OH-groups. Preferably, the preparation also contains calcium and phosphate sources.
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