Air filters for medical ventilators; Elastic bands that are a component of therapeutic mouthpieces for the prevention of snoring; Filters for respiratory masks for medical purposes; Medical apparatus, namely, continuous positive airway pressure (CPAP) devices; Medical ventilator tubing and tubing connectors; Oxygen masks for medical use; Oxygen nasal cannula clamps for securing medical tubing; Respirators for artificial respiration; Respiratory masks for artificial respiration; Respiratory ma...