Method of producing surgical grade calcium sulphate
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United States of America Patent
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Aug 24, 2004
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N/A
app pub date -
Jan 15, 2002
filing date -
Jul 16, 1999
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Abstract
A method of producing surgical grade calcium sulphate suitable for use as resorbable osteoconductive bone void filler material. The method comprising forming an initial calcium sulphate di-hydrate from synthetic constituents; dehydrating the initial calcium sulphate di-hydrate to form calcium sulphate anhydrite; and subsequently rehydrating the calcium sulphate anhydrite and allowing subsequent calcium sulphate di-hydrate to crystallize out.
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