FIELD: medicine.
SUBSTANCE: invention relates to medicine, specifically to traumatology and orthopaedics for replacement of interphalangeal and metacarpophalangeal joints. Endoprosthesis comprises a central portion made from elastic material with inner cavity, and endosseous retainers made of porous inert material. Central part is coated with carbon layer having a wavy structure.
EFFECT: invention ensures prevention of cracking of carbon layer due to difference of mechanical characteristics of elastic part and carbon material, carbon coating has wavy structure.
1 cl, 1 dwg
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