DRIVE ASSEMBLY FOR A SHAVER CUTTING UNIT

摘要

The invention relates to a nucleotomy device which enables, from a transosseous approach previously pierced in the body of a vertebra Va, a nuclear space Es to be created in an intervertebral disc DI, said appliance comprising a tool holder (2) provided with a first connection means (3) ensuring the placement of an electric motor (4) having rotary drive, a second connection means (5) for placing a cutting tool having a blade (6), a drive means (?) providing rotation and longitudinal translation movements to the cutting tool (6), and an injection and suction means (8) enabling the nucleus debris from cutting during the arrangement thereof to be evacuated inside the intervertebral disc.