[ Surgical apparatus, namely, humidifiers for use in laparoscopic surgery; humidification apparatus for medical use; medical respiratory apparatus and monitors therefor; medical apparatus for the treatment of breathing difficulties; humidification chambers for medical purposes; ] humidifiers for use with respiratory therapy apparatus; [ medical apparatus and equipment for the treatment of respiratory diseases and conditions; medical apparatus and instruments delivering medical gases and humidification therapy to treat respiratory diseases and conditions; breathing circuits, tracheostomy tubes, tracheal tubes, medical breathing tubes, medical nasal tubes, tubing connectors for medical use, ] parts and fittings for all the aforementioned goods