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Variation of Crystal Structure of Hydroxyapatite in Calcium Phosphate Cement by the Substitution of Strontium Ions

Xiupeng Wang, Jiandong Ye

J Mater Sci Mater Med. 2008 Mar;19(3):1183-6.

PMID: 17701299

Abstract:

New routes were used to introduce strontium into calcium phosphate cement in the present article. The study showed that by mixing 50 wt% amorphous calcium phosphate + amorphous strontium phosphate and 50 wt% dicalcium phosphate dihydrate, hydroxyapatite and Sr-hydroxyapatite precipitated separately in the hydrated cement; whereas, by mixing 50 wt% Sr- amorphous calcium phosphate and 50 wt% dicalcium phosphate dihydrate, strontium can be doped into hydroxyapatite lattice and increase the lattice dimensions and lattice volume. The strontium substituted calcium phosphate cement has potential for use in orthopedic surgeries.

Chemicals Related in the Paper:

Catalog Number Product Name Structure CAS Number Price
AP7446288 Strontium phosphate Strontium phosphate 7446-28-8 Price
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