FIELD: traumatology; orthopedics. SUBSTANCE: prosthesis has polymer bowl with seat for head and with variable-depth recesses. The latter accommodate combs with teeth moving out towards periphery when bowl is turned, and stabilizing position of prosthesis in bone. EFFECT: enhanced stability of prosthesis fixation. 4 dwg
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Authors
Dates
1999-07-10—Published
1997-07-23—Filed