An instrument which is inserted into the cavity of a joint to inspect it.
An instrument for insertion into the cavity of a joint in order to inspect the contents, before biopsy or operation on the joint.
An endoscopic instrument that enables the operator to see inside a joint cavity and, if necessary, take a biopsy or carry out an operation.
An endoscope for examining the interior of a joint.
A slender, fiber-optic device equipped with a lens, light source, and camera, resembling the size of a pencil, employed for meticulous examination of joints.