Tetracalcium phosphate (TTCP) having calcium phosphate whisker on surface
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United States of America Patent
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Nov 1, 2005
Grant Date -
Jan 8, 2004
app pub date -
Jun 27, 2003
filing date -
Jul 14, 1999
priority date (Note) -
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Abstract
A tetracalcium phosphate (TTCP) particle for use in preparing a fast-setting, bioresorbable calcium phosphate cement is disclosed. The TTCP particle has a basic calcium phosphate whiskers or fine crystals on a surface thereof; the basic calcium phosphate whiskers or fine crystals having a Ca/P molar ratio greater than 1.33, and having a length up to about 5000 nm and a width up to about 500 nm.
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