FIELD: medical instrumentation. SUBSTANCE: cutter has cylinder 1 with tail-pice 3. Cylinder turns into truncated hemisphere 4 with internal cutting edges 5. Size of truncated hemisphere 4 corresponds to that of head of the femur. Cylinder 1 and hemisphere 4 are perforated longitudinally. EFFECT: removal of osteochondrous expansion over entire circumference of heat of femur without damage to articular cartilage. 2 dwg
Authors
Dates
1998-06-10—Published
1996-09-27—Filed