KNEE JOINT ENDOPROSTHESIS Russian patent published in 2000 - IPC

FIELD: medical engineering. SUBSTANCE: device has stem having supporting part and one to be built in into the cut cross-section of the tibia part-by-part, tibial plateau with intercondylar eminence mounted on one part of the stem, femoral component (condyle) with pins for fastening in the filed femur end and penetrating slot made in the posterior portion of the condyle. Cylindrical opening is made in the stem. Cylindrical fitting protrusion of the bearing tibial plateau platform is placed in the opening. The bearing platform in the superior part is provided with rectangular fitting protrusion and fastening member for setting polyethylene insert with protrusion and condyle movably mounted relative to insert of the tibial plateau by means of guiding catch. EFFECT: improved service characteristics; high reliability and long service life; wide range of functional applications. 6 cl, 6 dwg