Novel remaining needle bathing protective sleeve

The utility model discloses a novel remaining needle bathing protective sleeve, which belongs to the technical field of medical appliances and comprises an elastic transparent silicon rubber sleeve, two elastic ropes are mounted in the elastic transparent silicon rubber sleeve, a guide sleeve ring block is sleeved outside the elastic ropes, and an extrusion locking component is arranged on one side of the inner wall of the guide sleeve ring block. The extrusion locking assembly comprises a fixing block arranged on the inner side wall of the guide lantern ring block, and an L-shaped extrusion rod is installed on the other side of the inner wall of the guide lantern ring block in an embedded mode. Through the arrangement of the extrusion locking assembly, the L-shaped extrusion rod drives the extrusion supporting block to move along the outer wall of the guide supporting rod, the extrusion supporting block does not extrude and lock the elastic rope any more, the L-shaped extrusion rod can be moved downwards, th