KURETOVS' DETACHABLE PROSTHESIS ON ADENTULOUS LOWER AND UPPER JAWS (4 VERSIONS) Russian patent published in 2010 - IPC A61C13/00 

FIELD: medicine.

SUBSTANCE: group of inventions relates to field of medicine and can be used in orthopedic dentistry. Detachable prosthesis on adentulous lower and upper jaws contains artificial teeth with double-layer base, consisting of hard layer and shock-absorbing soft layer, installed in oral cavity on alveolar crest. Shock-absorbing layer is made projecting on all contour of double-layer base with possibility to form valve on all contour of double-layer base from 1.0 to 6.0 mm wide, from 0.1 to 3.0 mm thick. Group of inventions includes additionally three versions of detachable dental prosthesis, two of which are intended for lower jaw and one - for upper jaw. In second version shock-absorbing layer is made projecting beyond the contour of double-layer base 2 on 1.0-6.0 mm, with possibility to form valve in area of all base length from oral cavity side, from 0.1 to 3.0 mm thick, in third version shock-absorbing soft layer 4 is made projecting beyond contour of double-layer base 2 with possibility to form valve - "kuretka" 9 in area of front teeth from oral cavity side, from 0.1 to 3.0 mm thick and from 1.0 to 6.0 mm wide. According to fourth version, shock-absorbing soft layer in detachable prosthesis on adentulous upper jaw is made with possibility to form valve from 0.1 to 3.0 mm thick and from 1.0 to 6.0 mm wide projecting on "A" line of double-layer base 2.

EFFECT: stable fixation of detachable prosthesis on adentulous lower and upper jaws and increase of chewing efficiency.

4 cl, 5 dwg, 5 ex