FIELD: medicine.
SUBSTANCE: invention relates to medicine. Described is a method for producing bioactive hydroxyapatite, comprising cleaning bones by boiling in calcium chloride solution with concentration of 5-50 wt%. at the temperature of 105-130 °C for 1-2 hours, dissolving bovine bone tissue in hydrochloric acid with concentration of 2-8 wt%. and depositing hydroxyapatite with ammonium hydroxide solution with concentration of 20-25 wt%. while stirring to obtain the pH value of 8-9, pulping the residue after filtration in hot distilled water, repeated filtration and washing precipitate on filter with 2-3 portions of distilled water, then, with ethyl alcohol solution of 60-96 % concentration, drying at temperature of 100-120 °C, calcining at 700-900 °C.
EFFECT: result is simplified and shorter time for cleaning of bone tissue of muscles and ligaments and high quality of hydroxyapatite.
1 cl, 2 tbl, 2 ex
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Authors
Dates
2016-12-10—Published
2015-07-14—Filed