ACTIVE.INDEPENDENT.IN CONTROL.

Medical gas apparatus and instruments, namely, portable oxygen concentrators for medical applications; apparatus for producing oxygen for medical use, namely, oxygen concentrators; respiratory therapy instruments, namely, portable oxygen concentrators; oxygen concentrators for medical applications; oxygenators for medical use, namely, oxygenator device for mechanically oxygenating blood; oxygen masks and oxygen inhalers for medical use; medical masks, namely, surgical masks and anesthetic masks; respiratory masks for medical purposes