Endoscopic instrument for the minimal invasive investigation of the lumbar spinal column comprises a hollow shaft having a holder for detachedly fixing an auxiliary instrument guided through the shaft close to its proximal end

摘要

Endoscopic instrument comprises a hollow shaft (2) having a holder (8) for detachedly fixing an auxiliary instrument (26) guided through the shaft close to its proximal end on its outer casing surface. Preferred Features: The holder is formed as a rail which is spaced from the proximal end of the hollow shaft. The rail has a fixing wall (10) which is spaced from the casing surface of the hollow shaft.