FIELD: medical engineering.
SUBSTANCE: device has crown part, supporting member and intra-root part. The intra-root part is formed as combination of cylindrical and conic regions. Ratio of cylindrical and conic region lengths is equal to 1-3 and one ring-shaped notches of retention point always passes through place the regions 4 and 5 join.
EFFECT: high stability of inlay position in tooth root.
21 cl, 5 dwg
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