Source:http://linkedlifedata.com/resource/umls/id/C0179423
SPN: An anesthesia breathing circuit is a device that is intended to administer medical gases to a patient during anesthesia. It provides both an inhalation and exhalation route and may include a connector, adaptor, and Y-piece.,UMD: Devices that deliver oxygen, air or other gases to a patient. They are typically constructed of rubber or flexible plastic tubing and are available in reusable and disposable types.