lungs with shield. concept of protection lugs and healthy human. low poly , wireframe ,dots and triangle style , isolate on dark

abstract anatomy background blue breath breathe bronchi cancer care chest concept coronavirus covid creative dark design disease doctor dots geometric health healthy human illness illustration infection innovation isolate isolated low lugs lung lungs medical medicine organ people pneumonia poly polygonal protection protective pulmonary pulmonologist pulmonology respiration respiratory secure shield style technology trachea treatment triangle tuberculosis vector wireframe