A collection of devices intended to be used in conjunction with a pleural drainage catheter (not included) to manually infuse pharmaceutical agents (e.g., sclerosing agent) [not included] into the pleural cavity, and for catheter flushing/maintenance; it may in addition be intended for manual aspiration of fluids. It includes a catheter/syringe needless valve connector with a syringe and typically additional supportive devices (e.g., clamps, wipes/dressings); it does not include any powered pumps or pharmaceuticals. This is a single-use device.