PATIENT INTERFACE FOR USING GAS DELIVERY TO THE USER Russian patent published in 2018 - IPC A61M16/06 

FIELD: medicine.

SUBSTANCE: invention relates to medical equipment. Patient interface for delivering gas to the patient comprises a first detachable connectable element and a second detachable connected element. First element can be detachable connected to the second element. First element comprises a first alignment marker, and the second element comprises a second alignment marker. First and second alignment markers interact with each other to create a third alignment marker when the first element and the second element are connected to each other. Third alignment marker is arranged to indicate the proper alignment of the first and second elements.

EFFECT: technical result consists in simplifying and increasing reliability of the interface device assembly due to better feedback to the user.

13 cl, 6 dwg