title: A new low-flow oxygen-conserving cannula.
abstract: Evaluation of a low-flow, oxygen-conserving cannula in 20 hypoxaemic patients has shown that the new device produces equivalent saturation at half and quarter the oxygen flow rate of conventional nasal cannulas, resulting in a substantial saving of oxygen.
mesh_terms: D005069:Evaluation Studies as Topic; D006801:Humans; D010102:Oxygen Inhalation Therapy / Q000295:instrumentation*