Medical equipment for the purpose of delivering oxygen and humidification therapy for medical purposes; medical apparatus for delivering medical gases and humidification therapy to treat respiratory diseases and conditions; humidification apparatus for medical use; medical apparatus in the nature of ventilation and non-invasive ventilation apparatus and instruments; medical apparatus and instruments for continuous positive airway pressure, also known as CPAP, and bi-level respiratory therapy; medical apparatus and equipment for the treatment of respiratory diseases and conditions; medical apparatus in the nature of breathing tubes used in the delivery of air and gases to and away from patients; tracheostomy tubes, connectors and fittings; facial masks, oral masks, nasal masks, nasal cannula, mouthpieces, headgear, all being for medical purposes; parts and fittings for all the aforementioned goods