Single-cavity nasal oxygen cannula

• Main Authors: YU ZHUOWEN, HUANG WEIWEI
• Format: Patent
• Language: Chinese; English
• Published: 02.06.2023
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The utility model relates to the field of nasal oxygen cannulas, in particular to a single-cavity nasal oxygen cannula which comprises a nasal oxygen cannula body, the nasal oxygen cannula body is of a single-tube structure and comprises a nasal entry section and an oxygen delivery section, the joint of the nasal entry section and the oxygen delivery section is of a bent arc structure conforming to the radian of a nose wing, and a plurality of side holes are formed in the tube wall of the head end of the nasal entry section. The single-cavity oxygen catheter structure of a single-tube structure is adopted, the single-cavity oxygen catheter is directly inserted into a single-side nasal cavity, the pressure of a traditional ear hanging type on ears of a patient can be effectively weakened, the comfort level of the patient is improved, the arrangement of single-cavity oxygen inhalation does not affect the placement of a nasogastric tube of a tube-fed child patient, and the single-cavity oxygen inhalation structu