Reamer for bone cavity consists of two straight double-edged parts, and blades

摘要

The reamer (1) has two straight, double-edged, longitudinally adjacent bits (3,4) with longitudinal axis sloping towards each other. A number of blades (5) run parallel with the longitudinal axes. The peripheral surface between the two blades is concave. The blades extend of the entire proximal part and over the adjacent part of the distal part (4).