[Class : 10] Oxygen Concentrators For Medical Applications; Oxygen Concentrators For Medical Use; Oxygenators For Medical Use; Oxygen Masks For Medical Purposes; Oxygen Inhalers For Medical Purposes; Portable Oxygen Concentrators For Medical Purposes; Medical Apparatus And Instruments For Monitoring Blood Oxygen Saturation; Pulse Oximeters; Pulse Oximeters For Medical Purposes.