FIELD: medicine, namely traumatology and orthopedics. SUBSTANCE: chisel has hollow handle, blade with scale, and butt. Flat changeable blade is installed in hollow handle by means of threaded connection. End- face surface of blade bears scale with division of 1 mm. Auxiliary scale with division of 6 mm is applied on hollow handle surface. Auxiliary scale is positioned in that part of handle where moving sleeve is mounted on thread for fixing of preset depth of osteomy. To facilitate visual fixation, sleeve is provided with chamfer on side of blade. EFFECT: reduced traumatism. 1 ex, 3 dwg
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Authors
Dates
1999-10-10—Published
1998-06-25—Filed