FIELD: orthopedic and stomatologic appliances. SUBSTANCE: fixing device has prismoidal matrix with tetrahedral cavity and fastener to crown of abutment tooth and patrix with anchor for fixing in body of removable denture. Patrix is made of titanium nickelide wire with superelastic effect and of three-wave meander shape whose middle wave is bent off common plate and serves for flexible retentive engagement with surface of matrix cavity. EFFECT: increased fixation rigidity. 2 cl, 1 dwg
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