WORKING CHANNEL DEVICE

An arthroscopic surgical device including: a body with a proximal end, a distal end, and a body longitudinal axis extending between the proximal end and the distal end; the body including: an elongated sheath arranged along a sheath longitudinal axis, the sheath including: a sheath flexible portion; and a lumen running longitudinally through the sheath; an elongated spine arranged along a spine longitudinal axis, the spine connected to the sheath, the spine including a spine joint; wherein the spine is rigid in a direction of elongation of the spine; wherein the sheath longitudinal axis and the spine longitudinal axis are aligned, for at least a portion of a sheath longitudinal length, wherein the flexible portion axially overlaps with the spine joint, bending the spine joint thereby bending the flexible portion.