Belts for medical purposes; Carrying cases specially adapted for holding or carrying portable medical oxygen cylinders; Medical apparatus for diagnosing or treating respiratory conditions, namely, oxygenerators; Medical apparatus, namely, electric vaporizer for upper respiratory conditions; Medical diagnostic apparatus for testing blood oxygen levels; Nebulizer for administering medication in the form of a mist inhaled into the lungs, for treatment of respiratory diseases; Oxygen concentrators for medical applications; Oxygen inhalators for medical use, sold empty; Phototherapeutic apparatus for medical purposes, namely, a LED (light-emitting diode) light source for medical and aesthetic skin treatments; Physical exercise apparatus for medical purposes