FIELD: medicine.
SUBSTANCE: invention refers to medicine, namely to therapeutic dentistry, and concerns root canal filling materials in dentistry. The offered filling composition contains hydroxyapatite, Na-carboxymethyl cellulose and a radiopaque substance in certain proportions, and as said radiopaque substance, the composition contains tantalate of an element selected from a group consisting of yttrium, lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium.
EFFECT: use of the root canal filling composition enables good adhesion to channel walls, provides tight closure of macro- and microcanals, as well as ensures X-ray filling control with lower intensity of X-ray effect on a human body.
4 ex
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