FIELD: medicine. SUBSTANCE: endoprosthesis contains distal and proximal parts made of ceramics and connected by hinge junction. Hinge junction is performed as a slit cylinder with cross groove and barrel-shaped head situated in cylinder cavity. The largest head diameter corresponds to internal cylinder diameter. Rotation axis of a hinge is replaced towards longitudinal axis of supports in volar direction. EFFECT: higher efficiency. 2 dwg
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Authors
Dates
1997-07-10—Published
1993-10-12—Filed