Ụlọ ọrụ JUMAO's Portable Oxygen Concentrator enwetala ikike 510(k) site n'aka US Food and Drug Administration (FDA)

Ihe nchekwa ikuku oxygen nke JUMAO nke a na-ebugharị ebugharị enwetala ikike 510(k) site n'aka US Food and Drug Administration (FDA) mgbe ọ natara nkwado site n'aka ndị otu nnwale, nyocha, na asambodo mba ụwa kwadoro.